Alameda
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Alameda, United States
Click any image to view larger versionPast Weather Alerts
5 of 49Cold Weather Advisory
* WHAT...Cold conditions with temperatures as low as 33 expected. Colder temperatures as low as 27 d...
Cold Weather Advisory
* WHAT...Cold conditions with temperatures as low as 33 expected. Slightly warmer conditions will be...
High Surf Advisory
* WHAT...Large breaking waves of 18 to 22 feet, with continuing increased risk of sneaker waves and ...
Cold Weather Advisory
* WHAT...Cold conditions with temperatures in the low-to-mid 30s expected. * WHERE...The Marin Hill...
Extreme Cold Warning
* WHAT...Very cold conditions with sub-freezing temperatures in the mid-20s to low-30s expected. * ...
Past Weather Alerts for Alameda
Cold Weather Advisory
* WHAT...Cold conditions with temperatures as low as 33 expected. Colder temperatures as low as 27 degrees for elevations above 2500 feet. * WHERE...East Bay Hills. * WHEN...From 1 AM to 9 AM PST Saturday. * IMPACTS...Cold conditions will be hazardous to sensitive populations such as unhoused individuals. Prolonged exposure to the cold conditions will lead to hypothermia for people, pets, and livestock. Cold conditions may damage or kill sensitive crops, plants, and vegetation if appropriate precautions are not taken.
Cold Weather Advisory
* WHAT...Cold conditions with temperatures as low as 33 expected. Slightly warmer conditions will be found across portions of the northern Salinas Valley and Carmel Valley where low temperatures range from 36 to 40 degrees. * WHERE...The Santa Clara Valley, North Bay Interior Valleys and Mountains, East Bay Interior Valleys, and Northern Salinas Valley and Hollister Valley. * WHEN...From 1 AM to 9 AM PST Saturday. * IMPACTS...Cold conditions will be hazardous to sensitive populations such as unhoused individuals. Prolonged exposure to the cold conditions will lead to hypothermia for people, pets, and livestock. Cold conditions may damage or kill sensitive crops, plants, and vegetation if appropriate precautions are not taken.
High Surf Advisory
* WHAT...Large breaking waves of 18 to 22 feet, with continuing increased risk of sneaker waves and strong rip currents. * WHERE...Pacific Coast beaches. * WHEN...Until 9 AM PST Friday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion can be expected. Sneaker waves can sweep across the shoreline without warning, pulling people into the sea from rocks, jetties and beaches. Large breaking waves can overpower swimmers resulting in significant physical injury and increase the risk of drowning.
Cold Weather Advisory
* WHAT...Cold conditions with temperatures in the low-to-mid 30s expected. * WHERE...The Marin Hills, Western Sonoma County Hills, Northern Monterey Bay, The Santa Cruz Mountains, The Santa Clara Valley, Coastal North Bay Including Point Reyes National Seashore, San Francisco Bay Shoreline, and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...From 1 AM to 9 AM PST Friday. * IMPACTS...Cold conditions will be hazardous to sensitive populations such as unhoused individuals. Prolonged exposure to the cold conditions will lead to hypothermia for people, pets, and livestock. Cold conditions may damage or kill sensitive crops, plants, and vegetation if appropriate precautions are not taken.
Extreme Cold Warning
* WHAT...Very cold conditions with sub-freezing temperatures in the mid-20s to low-30s expected. * WHERE...The East Bay Hills and Valleys, Interior Monterey County and the Santa Lucia Range, Most of San Benito County and the Cholame Hills in Southeast Monterey County, North Bay Interior Mountains, North Bay Interior Valleys, Eastern Santa Clara Hills, and Southern Salinas Valley/Arroyo Seco and Lake San Antonio. * WHEN...From 1 AM to 9 AM PST Friday. * IMPACTS...Cold conditions will be hazardous to sensitive populations such as unhoused individuals. Cold conditions may damage or kill sensitive crops, plants, and vegetation if appropriate precautions are not taken. Prolonged exposure to the cold conditions will lead to hypothermia for people, pets, and livestock.
Wind Advisory
* WHAT...South winds 10 to 20 mph with gusts of 35 to 45 mph expected. * WHERE...Central Sacramento Valley, Northern Sacramento Valley, and Southern Sacramento Valley. * WHEN...Until 10 PM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Another round of gusty winds arrives late today and continues into Thursday.
Wind Advisory
* WHAT...South winds 15 to 25 mph with gusts of 35 to 45 mph expected. * WHERE...Sacramento Valley. * WHEN...Until 10 PM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...A brief lull in stronger winds is expected on Wednesday, with another round of gusty winds late Wednesday into Thursday.
Coastal Flood Advisory
* WHAT...Up to 1.2 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.2 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco, the Monterey Bay and Big Sur Coast. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through 9 AM PST Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central/Southern Sacramento Valley, Northern San Joaquin Valley. * WHEN...From 11 PM this evening to noon PST Sunday. * IMPACTS...Low visibility could make driving conditions hazardous.
Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.2 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco, the Monterey Bay and Big Sur Coast. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through 9 AM PST Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...An increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. * WHERE...Pacific Coast beaches. * WHEN...Through 9 AM PST Monday morning. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco, the Monterey Bay and Big Sur Coast. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through 9 AM PST Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...An increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. * WHERE...Pacific Coast beaches. * WHEN...Through 9 AM PST Monday morning. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.
Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco, the Monterey Bay and Big Sur Coast. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through 9 AM PST Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...Up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through 9 AM PST Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through 9 AM PST Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...Up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central/Southern Sacramento Valley, Northern San Joaquin Valley. * WHEN...From midnight tonight to noon PST Saturday. * IMPACTS...Low visibility could make driving conditions hazardous.
Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...An increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. * WHERE...Pacific Coast beaches. * WHEN...Through Monday morning. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.
Coastal Flood Advisory
* WHAT...Up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.3 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Coastal Flood Advisory, until noon PST Sunday. For the Beach Hazards Statement, through Monday morning. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.3 ft above normal (7.20 ft MLLW) at 9:30 AM Saturday 1/31 and 1.2 ft above normal (6.96 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.3 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.4 ft above normal (7.20 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.27 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through 9 AM PST Monday morning. For the Coastal Flood Advisory, until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.4 ft above normal (7.20 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.27 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through 9 AM PST Monday morning. For the Coastal Flood Advisory, until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.4 ft above normal (7.20 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.27 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central/Southern Sacramento Valley, and Northern San Joaquin Valley. * WHEN...From midnight tonight to noon PST Friday. * IMPACTS...Low visibility could make driving conditions hazardous.
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through Monday morning. For the Coastal Flood Advisory, until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through Monday morning. For the Coastal Flood Advisory, until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Coastal Flood Advisory
* WHAT...Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.
Beach Hazards Statement
* WHAT...An increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. * WHERE...Pacific Coast beaches. * WHEN...9 PM PST Wednesday evening through 9 AM PST Friday morning. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central Sacramento Valley, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN...Until 10 AM PST Saturday. * IMPACTS...Low visibility could make driving conditions hazardous during the evening commute and the Saturday morning commute. * ADDITIONAL DETAILS...Dangerous driving conditions with visibilities lower than 500 feet at times.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central Sacramento Valley, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN...From 10 PM this evening to 11 AM PST Friday. * IMPACTS...Low visibility could make driving conditions hazardous.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central and Southern Sacramento Valley, and Northern San Joaquin Valley. * WHEN...Until 11 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Central Sacramento Valley, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central and Southern Sacramento Valley, and Northern San Joaquin Valley. * WHEN...Until noon PST Wednesday. * IMPACTS...Low visibility could make driving conditions hazardous.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central and Southern Sacramento Valley, and Northern San Joaquin Valley. * WHEN...Until noon PST Monday. * IMPACTS...Low visibility could make driving conditions hazardous.
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central Sacramento Valley, Northern San Joaquin Valley, and Southern Sacramento Valley. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous.
High Surf Advisory
* WHAT...Large breaking waves up to 22 feet, strong rip currents and sneaker waves. * WHERE...Pacific Coast from Sonoma County to Monterey County, excluding Northern Monterey Bay. * WHEN...Until 10 PM PST this evening. * IMPACTS...There is an increased risk for sneaker waves, strong rip currents, and beach erosion. Large breaking waves can overpower swimmers resulting in significant physical injury and increase the risk of drowning.
High Surf Advisory
* WHAT...Large breaking waves up to 22 feet, strong rip currents and sneaker waves. * WHERE...Pacific Coast from Sonoma County to Monterey County, excluding Northern Monterey Bay. * WHEN...From 1 AM Thursday to 10 PM PST Friday. * IMPACTS...There is an increased risk for sneaker waves, strong rip currents, and beach erosion. Large breaking waves can overpower swimmers resulting in significant physical injury and increase the risk of drowning.
Cold Weather Advisory
* WHAT...Cold conditions with temperatures in the low to mid 30s expected. * WHERE...The Santa Clara Valley and Eastern Hills, The East Bay Hills and Valleys, Monterey Bay and the Big Sur Coast, The Marin Hills, The Santa Cruz Mountains, Interior Monterey County and the Santa Lucia Range, North Bay Interior Valleys, and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...From 1 AM to 9 AM PST Saturday. * IMPACTS...Cold conditions will be hazardous to sensitive populations such as unhoused individuals. Prolonged exposure to the cold conditions will lead to hypothermia for people, pets, and livestock. Cold conditions may damage or kill sensitive crops, plants, and vegetation if appropriate precautions are not taken.