Beach Hazards Statement
* WHAT...A long period southwesterly swell will result in an
increased risk for sneaker waves and rip currents.
* WHERE...Coastal North Bay Including Point Reyes National
Seashore, San Francisco Peninsula Coast, and Northern Monterey
Bay.
* WHEN...Through Monday evening.
* IMPACTS...Sneaker waves can unexpectedly run significantly
farther up the beach than normal, including over rocks and
jetties. Rip currents are typically more frequent and stronger
in the vicinity of jetties, inlets, and piers. Swimmers should
always swim near a lifeguard.
* ADDITIONAL DETAILS...Greatest risk will be along southwest
facing beaches. Coastal sections of Marin and Santa Cruz
Counties. In particular southwest facing beaches, including
but not limited to Stinson Beach, Santa Cruz Boardwalk Beach,
and Twin Lakes Beach.
From: Sep 01, 2025 03:02
Until: Sep 02, 2025 06:00
Heat Advisory
* WHAT...High temperatures 99 to 105 expected. Warm overnight low
temperatures in the 60s to low 70s. Widespread Moderate HeatRisk
with areas of Major HeatRisk.
* WHERE...Motherlode, Northern San Joaquin Valley, and Southern
Sacramento Valley.
* WHEN...From noon to 11 PM PDT Monday.
* IMPACTS...Heat related illnesses increase significantly during
heat events, particularly for those working or participating in
outdoor activities.
From: Aug 31, 2025 18:49
Until: Sep 01, 2025 23:00
Beach Hazards Statement
* WHAT...A long period southwesterly swell will result in an
increased risk for sneaker waves and rip currents.
* WHERE...Coastal North Bay Including Point Reyes National
Seashore, San Francisco Peninsula Coast, and Northern Monterey
Bay.
* WHEN...Through Monday evening.
* IMPACTS...Sneaker waves can unexpectedly run significantly
farther up the beach than normal, including over rocks and
jetties. Rip currents are typically more frequent and stronger
in the vicinity of jetties, inlets, and piers. Swimmers should
always swim near a lifeguard.
* ADDITIONAL DETAILS...Greatest risk will be along southwest
facing beaches. Coastal sections of Marin and Santa Cruz Counties.
In particular southwest facing beaches, including but not
limited to Stinson Beach, Santa Cruz Boardwalk Beach, and Twin
Lakes Beach.
From: Aug 31, 2025 03:50
Until: Sep 01, 2025 04:00
Beach Hazards Statement
* WHAT...A long period southwesterly swell will result in an
increased risk for sneaker waves and rip currents.
* WHERE...Coastal North Bay Including Point Reyes National
Seashore, San Francisco Peninsula Coast and Northern Monterey
Bay Counties.
* WHEN...Through Monday evening.
* IMPACTS...Sneaker waves can unexpectedly run significantly
farther up the beach than normal, including over rocks and
jetties. Rip currents are typically more frequent and stronger
in the vicinity of jetties, inlets, and piers. Swimmers should
always swim near a lifeguard.
* ADDITIONAL DETAILS...Greatest risk will be along southwest
facing beaches. Coastal sections of Marin and Santa Cruz
counties. In particular southwest facing beaches, including
but not limited to Stinson Beach, Santa Cruz Boardwalk Beach,
and Twin Lakes Beach.
From: Aug 30, 2025 11:44
Until: Aug 30, 2025 19:45
Beach Hazards Statement
* WHAT...A long period southwesterly swell will result in an
increased risk for sneaker waves and rip currents.
* WHERE...Coastal North Bay Including Point Reyes National
Seashore, San Francisco Peninsula Coast and Northern Monterey
Bay Counties.
* WHEN...From 5 AM PDT Saturday through Monday evening.
* IMPACTS...Sneaker waves can unexpectedly run significantly
farther up the beach than normal, including over rocks and
jetties. Rip currents are typically more frequent and stronger
in the vicinity of jetties, inlets, and piers. Swimmers should
always swim near a lifeguard.
* ADDITIONAL DETAILS...Greatest risk will be along southwest
facing beaches. Coastal sections of Marin and Santa Cruz
counties. In particular southwest facing beaches, including
but not limited to Stinson Beach, Santa Cruz Boardwalk Beach,
and Twin Lakes Beach.
From: Aug 30, 2025 01:02
Until: Aug 30, 2025 12:00
Beach Hazards Statement
* WHAT...A long period southwesterly swell will result in an
increased risk for sneaker waves and rip currents.
* WHERE...Coastal North Bay Including Point Reyes National
Seashore, San Francisco Peninsula Coast, and Northern Monterey
Bay.
* WHEN...From late tonight through Monday evening.
* IMPACTS...Sneaker waves can unexpectedly run significantly
farther up the beach than normal, including over rocks and
jetties. Rip currents are typically more frequent and stronger
in the vicinity of jetties, inlets, and piers. Swimmers should
always swim near a lifeguard.
* ADDITIONAL DETAILS...Greatest risk will be along southwest
facing beaches. Coastal sections of Marin and Santa Cruz
counties. In particular southwest facing beaches, including
but not limited to Stinson Beach, Santa Cruz Boardwalk Beach,
and Twin Lakes Beach.
From: Aug 29, 2025 19:42
Until: Aug 30, 2025 03:45
Heat Advisory
* WHAT...High temperatures 95 to 107 expected. Overnight low
temperatures in the mid 60s to 70s. Widespread Moderate HeatRisk
with areas of Major HeatRisk.
* WHERE...Carquinez Strait and Delta, Sacramento Valley, Mountains
Southwestern Shasta County to Western Colusa County, Northern San
Joaquin Valley, and Shasta Lake Area / Northern Shasta County.
* WHEN...Until 11 PM PDT Saturday.
* IMPACTS...Heat related illnesses increase significantly during
heat events, particularly for those working or participating in
outdoor activities.
From: Aug 22, 2025 19:43
Until: Aug 23, 2025 23:00
Heat Advisory
* WHAT...Daytime temperatures in the 90s to low 100s expected.
Nighttime temperatures in the low 60s in the Santa Clara and
interior North Bay valleys. and upper 60s to mid 70s at higher
elevations.
* WHERE...The Santa Clara Valley and Eastern Hills, 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,
and Southern Salinas Valley/Arroyo Seco and Lake San Antonio.
* WHEN...Until 9 PM PDT Saturday.
* IMPACTS...Hot conditions can cause heat illnesses. This level
of heat affects most individuals sensitive to heat, especially
those without effective cooling and/or adequate hydration.
Impacts possible in some health systems and in heat-sensitive
industries.
From: Aug 23, 2025 04:55
Until: Aug 23, 2025 13:00
Coastal Flood Advisory
* WHAT...Minor coastal flooding expected during nocturnal high
tide.
* WHERE...Bayshore locations along the San Francisco Bay and San
Pablo Bay.
* WHEN...From 8 PM this evening to 1 AM PDT Wednesday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
* ADDITIONAL DETAILS...Low lying areas within the San Francisco
Bay Area may see minor coastal flooding as a result during
nocturnal high tide. San Francisco high tide is 7.05 ft at
10:57 PM Tuesday.
From: Jun 24, 2025 15:18
Until: Jun 25, 2025 08:00
Coastal Flood Advisory
* WHAT...Minor coastal flooding expected during nocturnal high
tide.
* WHERE...Bayshore locations along the San Francisco Bay and San
Pablo Bay.
* WHEN...From 8 PM this evening to 1 AM PDT Tuesday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
* ADDITIONAL DETAILS...Low lying areas within the San Francisco
Bay Area may see minor coastal flooding as a result during
nocturnal high tide. San Francisco high tide is 7.03 ft at
10:08 PM Monday.
From: Jun 23, 2025 14:09
Until: Jun 24, 2025 08:00
Coastal Flood Advisory
* WHAT...Minor coastal flooding expected during nocturnal high
tides.
* WHERE...Shorelines of San Pablo Bay and San Francisco Bay.
* WHEN...From 6 PM Sunday to midnight PDT Sunday night.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
* ADDITIONAL DETAILS...Low lying areas within the San Francisco
Bay Area may see minor coastal flooding as a result during
high tide. San Francisco high tide is 6.87 ft at 9:19 PM
Sunday.
From: Jun 22, 2025 11:04
Until: Jun 23, 2025 07:00
Red Flag Warning
* Winds...North winds 10 to 20 mph with gusts 30 to 40 mph. Strongest
winds expected across the Sacramento Valley along and west of
Interstate 5, the Delta, and the northern San Joaquin Valley.
* Humidity...Minimum daytime humidity: 15 to 25 percent.
Overnight recoveries in the mid 40s to mid 50s.
* Highest Threat...Sacramento Valley along and west of the I- 5
corridor, adjacent Coastal Range, and the northern San Joaquin
Valley.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
From: Jun 21, 2025 19:45
Until: Jun 22, 2025 16:00
Coastal Flood Advisory
* WHAT...Minor coastal flooding expected during nocturnal high
tides.
* WHERE...San Francisco, North Bay Interior Valleys and San
Francisco Bay Shoreline Counties.
* WHEN...From 6 PM Sunday to midnight PDT Sunday night.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
* ADDITIONAL DETAILS...Low lying areas within the San Francisco
Bay Area may see minor coastal flooding as a result during high
tide. San Francisco high tide is 6.87 ft at 9:19 PM Sunday.
From: Jun 22, 2025 03:47
Until: Jun 22, 2025 12:00
Red Flag Warning
* Winds...North winds 10 to 20 mph with gusts up of 30 to 40
mph. Strongest winds expected across the Sacramento Valley
along and west of Interstate 5, the Delta, and the northern
San Joaquin Valley.
* Humidity...Minimum daytime humidity: 15 to 25 percent.
Overnight recoveries in the mid 40s to mid 50s.
* Highest Threat...Sacramento Valley along and west of the I- 5
corridor, adjacent Coastal Range, and the northern San Joaquin
Valley.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
*
From: Jun 20, 2025 22:29
Until: Jun 21, 2025 23:00
Fire Weather Watch
The National Weather Service in Sacramento has issued a Fire
Weather Watch for gusty winds and low humidity, which is in
effect from Saturday morning through Sunday morning.
* Winds...North winds 15 to 25 mph with gusts up of 30 to 40 mph.
Strongest winds expected across the Sacramento Valley along and
west of Interstate 5, the Delta, and the northern San Joaquin
Valley.
* Humidity...Minimum daytime humidity: 15 to 25 percent. Overnight
recoveries in the mid 40s to mid 50s.
* Highest Threat...Sacramento Valley along and west of the I-5
corridor, adjacent Coastal Range, and the northern San Joaquin
Valley.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
From: Jun 19, 2025 19:24
Until: Jun 20, 2025 22:00
Heat Advisory
* WHAT...Dangerously hot conditions with temperatures 99 to 107.
Moderate HeatRisk with areas of Major HeatRisk expected. Limited
overnight relief with low temperatures in the 60s to low 70s.
* WHERE...Carquinez Strait and Delta, Sacramento Valley, Motherlode,
Mountains Southwestern Shasta County to Western Colusa County,
Northeast Foothills, Northern San Joaquin Valley, and Shasta Lake
Area / Northern Shasta County.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities.
* ADDITIONAL DETAILS...Area waterways continue to run cold and fast,
creating dangerous conditions for those seeking relief in rivers
and lakes.
From: May 31, 2025 19:17
Until: Jun 01, 2025 06:00
Heat Advisory
* WHAT...Temperatures in the 90s to 105 degrees
* WHERE...Interior Monterey County and the Santa Lucia Range, Most
of San Benito County and the Cholame Hills in Southeast Monterey
County, The Santa Clara Valley, North Bay Interior Mountains, East
Bay Interior Valleys, and Southern Salinas Valley/Arroyo Seco and
Lake San Antonio.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Hot conditions can cause heat illnesses. This level of
heat affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
From: May 31, 2025 15:31
Until: Jun 01, 2025 03:00
Heat Advisory
* WHAT...Dangerously hot conditions with temperatures 99 to 107 and
widespread Major HeatRisk expected. Limited overnight relief with
low temperatures in the mid 60s to mid 70s.
* WHERE...Carquinez Strait and Delta, Central Sacramento Valley,
Motherlode, Mountains Southwestern Shasta County to Western Colusa
County, Northeast Foothills/Sacramento Valley, Northern Sacramento
Valley, Northern San Joaquin Valley, Shasta Lake Area / Northern
Shasta County, and Southern Sacramento Valley.
* WHEN...Until 11 PM PDT Saturday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities.
* ADDITIONAL DETAILS...Area waterways continue to run cold and fast,
creating dangerous conditions for those seeking relief in rivers
and lakes.
From: May 30, 2025 20:52
Until: May 31, 2025 23:00
Heat Advisory
* WHAT...Temperatures in the 90s to 105 degrees.
* WHERE...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, East Bay Interior Valleys,
and Southern Salinas Valley/Arroyo Seco and Lake San Antonio.
* WHEN...From 11 AM to 8 PM PDT Saturday.
* IMPACTS...Hot conditions can cause heat illnesses. This level of
heat affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
From: May 31, 2025 03:35
Until: May 31, 2025 18:30
Heat Advisory
* WHAT...Temperatures in the 90s to 105 degrees
* WHERE...Interior Monterey County and the Santa Lucia Range, Most
of San Benito County and the Cholame Hills in Southeast Monterey
County, The Santa Clara Valley, North Bay Interior Mountains, East
Bay Interior Valleys, and Southern Salinas Valley/Arroyo Seco and
Lake San Antonio.
* WHEN...From 11 AM this morning to 8 PM PDT this evening.
* IMPACTS...Hot conditions can cause heat illnesses. This level of
heat affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
From: May 31, 2025 11:24
Until: May 31, 2025 17:30
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Monterey Bay and the Big Sur Coast, San Francisco
Peninsula Coast, and Northern Salinas Valley, and Carmel Valley.
* WHEN...Until 10 AM PDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: May 31, 2025 11:24
Until: May 31, 2025 17:00
Heat Advisory
* WHAT...Temperatures up to 106 expected.
* WHERE...Interior Bay Area and Central Coast.
* WHEN...From 11 AM to 8 PM PDT Friday.
* IMPACTS...This level of heat affects most individuals sensitive to
heat, especially those without effective cooling and/or adequate
hydration. Impacts possible in some health systems and in
heat-sensitive industries.
From: May 29, 2025 21:56
Until: May 30, 2025 18:00
Heat Advisory
* WHAT...Dangerously hot conditions with temperatures 99 to 107 and
widespread Major HeatRisk expected. Limited overnight relief with
low temperatures in the mid 60s to mid 70s.
* WHERE...Carquinez Strait and Delta, Central Sacramento Valley,
Motherlode, Mountains Southwestern Shasta County to Western Colusa
County, Northeast Foothills/Sacramento Valley, Northern Sacramento
Valley, Northern San Joaquin Valley, Shasta Lake Area / Northern
Shasta County, and Southern Sacramento Valley.
* WHEN...From 11 AM Friday to 11 PM PDT Saturday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities.
* ADDITIONAL DETAILS...Area waterways continue to run cold and fast,
creating dangerous conditions for those seeking relief in rivers
and lakes.
From: May 28, 2025 19:22
Until: May 29, 2025 23:45
Heat Advisory
* WHAT...Temperatures up to 98 expected.
* WHERE...Interior Central Coast, The Santa Clara Valley and Eastern
Hills, The East Bay Hills and Valleys, North Bay Interior
Mountains and Valleys.
* WHEN...From 11 AM to 8 PM PDT Friday.
* IMPACTS...Hot conditions can cause heat illnesses. This level of
heat affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
From: May 29, 2025 10:04
Until: May 29, 2025 22:30
Heat Advisory
* WHAT...Temperatures up to 100 expected.
* WHERE...Interior Central Coast, The Santa Clara Valley and Eastern
Hills, The East Bay Hills and Valleys, North Bay Interior
Mountains and Valleys.
* WHEN...From 11 AM to 8 PM PDT Friday.
* IMPACTS...Hot conditions can cause heat illnesses. This level of
heat affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
From: May 28, 2025 21:13
Until: May 29, 2025 11:00
Heat Advisory
* WHAT...Dangerously hot conditions with temperatures 99 to 109 and
widespread Major HeatRisk expected. Limited overnight relief with
low temperatures in the mid 60s to mid 70s.
* WHERE...Carquinez Strait and Delta, Sacramento Valley, Motherlode,
Mountains Southwestern Shasta County to Western Colusa County,
Northeast Foothills, Northern San Joaquin Valley, and Shasta Lake
Area / Northern Shasta County.
* WHEN...From 11 AM Friday to 11 PM PDT Saturday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities.
* ADDITIONAL DETAILS...Area waterways continue to run cold and fast,
creating dangerous conditions for those seeking relief in rivers
and lakes.
From: May 27, 2025 19:08
Until: May 28, 2025 23:00
Heat Advisory
* WHAT...Temperatures in the mid 90s to 105 degrees.
* WHERE...Interior Central Coast, The Santa Clara Valley and Eastern
Hills, The East Bay Hills and Valleys, North Bay Interior
Mountains and Valleys.
* WHEN...From 11 AM to 8 PM PDT Friday.
* IMPACTS...This level of heat affects most individuals sensitive to
heat, especially those without effective cooling and/or adequate
hydration. Impacts possible in some health systems and in
heat-sensitive industries.
From: May 28, 2025 08:46
Until: May 28, 2025 22:00
Heat Advisory
* WHAT...Temperatures in the 90s to near 100 degrees.
* WHERE...The Santa Cruz Mountains.
* WHEN...From 11 AM to 8 PM PDT Friday.
* IMPACTS...This level of heat affects most individuals sensitive to
heat, especially those without effective cooling and/or adequate
hydration. Impacts possible in some health systems and in
heat-sensitive industries.
From: May 28, 2025 08:46
Until: May 28, 2025 22:00
Heat Advisory
* WHAT...Temperatures up to 99 expected.
* WHERE...Interior Central Coast, The Santa Clara Valley and Eastern
Hills, The East Bay Hills and Valleys, North Bay Interior
Mountains, and North Bay Interior Valleys.
* WHEN...From 11 AM to 8 PM PDT Friday.
* IMPACTS...Hot conditions can cause heat illnesses. This level of
heat affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
From: May 28, 2025 03:58
Until: May 28, 2025 16:00
Coastal Flood Advisory
* WHAT...Minor coastal flooding expected.
* WHERE...San Francisco, North Bay Interior Valleys and San
Francisco Bay Shoreline Counties.
* WHEN...Until 2 AM PDT Wednesday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
From: May 28, 2025 04:15
Until: May 28, 2025 09:00
Coastal Flood Advisory
* WHAT...Minor coastal flooding expected.
* WHERE...Bayshore locations along the San Francisco Bay and San
Pablo Bay.
* WHEN...From 9 PM this evening to 1 AM PDT Tuesday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
* ADDITIONAL DETAILS...Low lying areas within the San Francisco
Bay Area may see minor flooding as a result during high tide.
San Francisco high tide is 6.93 ft at 11:15 PM Monday.
From: May 26, 2025 23:31
Until: May 27, 2025 08:00
Red Flag Warning
* Winds...North winds 15 to 25 mph with gusts up to 35 mph
expected. Strongest winds are expected across the central
Sacramento Valley, along and west of Interstate 5.
* Humidity...15 to 25 percent.
* Highest Threat...Central and Southern Sacramento Valley along
and west of the I-5 corridor and the Northern San Joaquin
Valley.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
From: May 18, 2025 18:49
Until: May 20, 2025 03:00
Red Flag Warning
The National Weather Service in Sacramento has issued a Red Flag
Warning for gusty winds and low humidity, which is in effect from
8 AM Sunday to 8 PM PDT Monday. The Fire Weather Watch is no
longer in effect.
* Winds...North winds 15 to 25 mph with gusts up to 35 mph
expected. Strongest winds are expected across the central
Sacramento Valley, along and west of Interstate 5.
* Humidity...15 to 25 percent.
* Highest Threat...Central and Southern Sacramento Valley along
and west of the I-5 corridor and the Northern San Joaquin
Valley.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
From: May 17, 2025 19:48
Until: May 18, 2025 20:00
Fire Weather Watch
* Winds...North winds 15 to 25 mph with gusts up to 35 mph
expected. Strongest winds are expected across the northern and
central Sacramento Valley along and west of Interstate 5.
* Humidity...15 to 25 percent.
* Highest Threat...Northern and central Sacramento Valley along
and west of Interstate 5.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
From: May 16, 2025 19:26
Until: May 17, 2025 21:00
Fire Weather Watch
The National Weather Service in Sacramento has issued a Fire
Weather Watch for gusty winds and low humidity, which is in
effect from 8 AM Sunday to 8 PM PDT Monday.
* Winds... North winds 15 to 25 mph with gusts up to 35 mph
expected. Strongest winds are expected across the northern and
central Sacramento Valley along and west of Interstate 5.
* Humidity...15 to 25 percent
* Highest Threat...Northern and central Sacramento Valley along
and west of Interstate 5.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity. Outdoor
burning is not recommended.
From: May 15, 2025 19:01
Until: May 16, 2025 21:00
