Air Quality Alert
The Pennsylvania Department of Environmental Protection has
issued a Code ORANGE Air Quality Alert on Thursday for the
Susquehanna Valley.
A Code ORANGE Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases,
and the elderly. The effects of air pollution can be minimized
by avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone and fine particles,
visit http://www.airnow.gov and http://www.aqpartners.state.pa.us.
From: Feb 18, 2026 20:30
Until: Feb 20, 2026 05:00
Air Quality Alert
The New Jersey Department of Environmental Protection has issued a
Code Orange Air Quality Action Day for Fine Particulates, until
midnight EST tonight.
An Air Quality Advisory means that air quality within the region may
approach or exceed unhealthy standards. For more information on
current and forecast concentrations of ground-level ozone and fine
particulates, visit www.airnow.gov or www.state.nj.us/dep/airmon/ or
call the New Jersey Bureau of Air Monitoring at 609-292-0138
From: Feb 18, 2026 14:00
Until: Feb 19, 2026 14:00
Air Quality Alert
The Pennsylvania Department of Environmental Protection has
issued a Code ORANGE Air Quality Alert on Wednesday for the
Susquehanna Valley.
A Code ORANGE Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases,
and the elderly. The effects of air pollution can be minimized
by avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone and fine particles,
visit http://www.airnow.gov and http://www.aqpartners.state.pa.us.
From: Feb 17, 2026 20:30
Until: Feb 19, 2026 05:00
Air Quality Alert
The Delaware Valley Regional Planning Commission has issued a
code orange air quality alert Wednesday for The Philadelphia
Metro area.
A code orange air quality alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children...people
suffering from asthma... heart disease or other lung
diseases...and the elderly. The effects of air pollution can
be minimized by avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone and fine
particles...visit http://www.phila.gov/health/units/ams/
From: Feb 17, 2026 20:45
Until: Feb 19, 2026 05:00
Dense Fog Advisory
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Cecil, Northern Baltimore, Northwest Harford, Southeast
Harford, and Southern Baltimore Counties.
* WHEN...Until 10 AM EST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Feb 18, 2026 05:51
Until: Feb 18, 2026 14:00
Dense Fog Advisory
* WHAT...Visibility one quarter to one half mile in dense fog.
* WHERE...Portions of Delaware, northeast Maryland, New Jersey, and
southeast Pennsylvania.
* WHEN...From 10 PM this evening to 10 AM EST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Feb 17, 2026 18:15
Until: Feb 18, 2026 11:00
Air Quality Alert
The Pennsylvania Department of Environmental Protection has
issued a Code ORANGE Air Quality Alert on Tuesday for the
Susquehanna Valley.
A Code ORANGE Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases,
and the elderly. The effects of air pollution can be minimized
by avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone and fine particles,
visit http://www.airnow.gov and http://www.aqpartners.state.pa.us.
From: Feb 16, 2026 20:30
Until: Feb 18, 2026 05:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 4 below expected.
* WHERE...Washington DC, and portions of central, northeast,
northern, and southern Maryland, and northern Virginia.
* WHEN...From 10 PM this evening to 8 AM EST Monday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Wind chill values can lead to
hypothermia with prolonged exposure.
From: Feb 01, 2026 17:05
Until: Feb 02, 2026 01:15
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of DC, central, northeast, northern, and southern
Maryland, and central, northern, and northwest Virginia.
* WHEN...Until 1 PM EST this afternoon.
* IMPACTS...The cold weather could result in hypothermia or
frostbite if precautions are not taken.
From: Feb 01, 2026 09:44
Until: Feb 01, 2026 17:45
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 18 below zero expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...Until 10 AM EST this morning.
* IMPACTS...The dangerously cold wind chills as low as 18 below zero
could result in hypothermia or frostbite if precautions are not
taken.
From: Feb 01, 2026 12:20
Until: Feb 01, 2026 15:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 13 below.
* WHERE...Portions of central, northern, and northwest New Jersey
and east central and southeast Pennsylvania.
* WHEN...Until 10 AM EST this morning.
* IMPACTS...The cold wind chills as low as 15 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Feb 01, 2026 06:58
Until: Feb 01, 2026 15:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 18 below zero expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...Until 10 AM EST Sunday.
* IMPACTS...The dangerously cold wind chills as low as 18 below zero
could result in hypothermia or frostbite if precautions are not
taken.
From: Jan 31, 2026 23:32
Until: Feb 01, 2026 15:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 7 below.
* WHERE...Portions of central and northern Delaware, northeast
Maryland, central and southern New Jersey, and southeast
Pennsylvania.
* WHEN...Until 10 AM EST this morning.
* IMPACTS...The cold wind chills as low as 5 below zero could result
in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Feb 01, 2026 06:58
Until: Feb 01, 2026 15:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 7 below.
* WHERE...Portions of central and northern Delaware, northeast
Maryland, central and southern New Jersey, and southeast
Pennsylvania.
* WHEN...Until 10 AM EST Sunday.
* IMPACTS...The cold wind chills as low as 5 below zero could result
in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 31, 2026 19:08
Until: Feb 01, 2026 09:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 12 below.
* WHERE...Portions of central, northern, and northwest New Jersey
and east central and southeast Pennsylvania.
* WHEN...Until 10 AM EST Sunday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 31, 2026 19:08
Until: Feb 01, 2026 09:00
Cold Weather Advisory
* WHAT...Very cold wind chills of 0 to 12 below.
* WHERE...Washington DC, and portions of central, northeast,
northern, and southern Maryland, and central, northern, and
northwest Virginia.
* WHEN...From 10 PM this evening to 1 PM EST Sunday.
* IMPACTS...The cold weather could result in hypothermia or
frostbite if precautions are not taken.
From: Jan 31, 2026 20:12
Until: Feb 01, 2026 04:30
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 20 below.
* WHERE...A portion of central Pennsylvania.
* WHEN...Until 11 AM EST Saturday.
* IMPACTS...The cold wind chills as low as 20 below zero could
result in hypothermia or frostbite if precautions are not taken.
* ADDITIONAL DETAILS...Dangerously cold wind chills are possible
again Saturday night into Sunday morning. Additional Cold Weather
Advisories may be needed.
From: Jan 31, 2026 03:47
Until: Jan 31, 2026 16:00
Cold Weather Advisory
* WHAT...Bitter cold wind chills as low as 10 below expected.
* WHERE...Portions of DC, central, northeast, northern, and southern
Maryland, and central, northern, and northwest Virginia.
* WHEN...For the first Cold Weather Advisory, until 11 AM EST this
morning. For the second Cold Weather Advisory, from 10 PM this
evening to 1 PM EST Sunday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures. Wind chill values can lead to hypothermia with
prolonged exposure.
From: Jan 31, 2026 06:12
Until: Jan 31, 2026 14:15
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 20 below expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...Until 11 AM EST Saturday.
* IMPACTS...The cold wind chills as low as 20 below zero could
result in hypothermia or frostbite if precautions are not taken.
* ADDITIONAL DETAILS...Dangerously cold wind chills are possible
again Saturday night into Sunday morning. Additional Cold Weather
Advisories may be needed.
From: Jan 30, 2026 22:40
Until: Jan 31, 2026 12:00
Cold Weather Advisory
* WHAT...Very cold wind chills 10 to 19 degrees below zero expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...From 7 PM this evening to 10 AM EST Saturday.
* IMPACTS...The cold wind chills as low as 19 below zero could
result in hypothermia or frostbite if precautions are not taken.
* ADDITIONAL DETAILS...Dangerously cold wind chills are possible
again Saturday night into Sunday morning. Additional Cold Weather
Advisories may be needed.
From: Jan 30, 2026 17:37
Until: Jan 31, 2026 10:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 15 below.
* WHERE...Portions of central, northern, and northwest New Jersey
and east central and southeast Pennsylvania.
* WHEN...Until 10 AM EST Sunday.
* IMPACTS...The cold wind chills as low as 15 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 30, 2026 18:54
Until: Jan 31, 2026 09:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of central, northern, and southern Delaware,
northeast Maryland, central and southern New Jersey, and southeast
Pennsylvania.
* WHEN...Until 10 AM EST Sunday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 30, 2026 18:54
Until: Jan 31, 2026 09:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of central, northern, and southern Delaware,
northeast Maryland, central, northern, northwest, and southern New
Jersey, and southeast Pennsylvania.
* WHEN...Until 10 AM EST Saturday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 30, 2026 16:01
Until: Jan 31, 2026 05:15
Cold Weather Advisory
* WHAT...Very cold wind chills 10 to 19 degrees below zero expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...From 7 PM this evening to 10 AM EST Friday.
* IMPACTS...The dangerously cold wind chills as low as 19 below zero
could cause frostbite on exposed skin in as little as 30 minutes.
* ADDITIONAL DETAILS...Wind chills may drop to dangerous levels
again Friday Night and Saturday Night. Additional Cold Weather
Advisories may be needed.
From: Jan 29, 2026 17:15
Until: Jan 30, 2026 10:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of central, northern, and southern Delaware,
northeast Maryland, central, northern, northwest, and southern New
Jersey, and southeast Pennsylvania.
* WHEN...Until 11 AM EST Friday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 29, 2026 17:56
Until: Jan 30, 2026 09:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 9 below expected.
* WHERE...Washington DC, and portions of central, northeast,
northern, and southern Maryland, and northern Virginia.
* WHEN...From 7 PM this evening to 11 AM EST Friday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures.
* ADDITIONAL DETAILS...Additional Cold Weather Headlines are
expected at times through the end of the week as the region
remains in an Arctic airmass.
From: Jan 29, 2026 17:45
Until: Jan 30, 2026 01:45
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of central, northern, and southern Delaware,
northeast Maryland, central, northern, northwest, and southern New
Jersey, and southeast Pennsylvania.
* WHEN...Until 10 AM EST Friday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
* ADDITIONAL DETAILS...Dangerously cold wind chills and or
temperatures are expected through tonight.
From: Jan 29, 2026 07:09
Until: Jan 29, 2026 21:15
Cold Weather Advisory
* WHAT...For the first Cold Weather Advisory, very cold wind chills
as low as 9 below zero. For the second Cold Weather Advisory, very
cold wind chills as low as 9 below zero expected.
* WHERE...Portions of DC, central, northeast, northern, and southern
Maryland, and northern Virginia.
* WHEN...For the first Cold Weather Advisory, until 11 AM EST this
morning. For the second Cold Weather Advisory, from 7 PM this
evening to 11 AM EST Friday.
* IMPACTS...The cold wind chills as low as 9 below zero could result
in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures. Wind chill values can lead to hypothermia with
prolonged exposure. Very cold temperatures can lead to hypothermia
with prolonged exposure.
* ADDITIONAL DETAILS...Additional Cold Weather Headlines are
expected at times through the end of the week as the region
remains in an Arctic airmass.
From: Jan 29, 2026 11:20
Until: Jan 29, 2026 19:30
Cold Weather Advisory
* WHAT...Very cold wind chills 10 to 19 below expected.
* WHERE...A portion of south central Pennsylvania.
* WHEN...For the first Cold Weather Advisory, until 10 AM EST this
morning. For the second Cold Weather Advisory, from 7 PM this
evening to 10 AM EST Friday.
* IMPACTS...The dangerously cold wind chills could result in
hypothermia or frostbite if precautions are not taken.
From: Jan 29, 2026 06:12
Until: Jan 29, 2026 18:15
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 20 below.
* WHERE...Portions of central, northern, and northwest New Jersey
and east central and southeast Pennsylvania.
* WHEN...Until 10 AM EST Friday.
* IMPACTS...The dangerously cold wind chills as low as 20 below zero
could result in hypothermia or frostbite if precautions are not
taken. Frostbite and hypothermia will occur if unprotected skin is
exposed to these temperatures.
* ADDITIONAL DETAILS...Dangerously cold wind chills and or
temperatures are expected through tonight.
From: Jan 29, 2026 04:26
Until: Jan 29, 2026 17:30
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of central, northern, and southern Delaware,
northeast Maryland, central and southern New Jersey, and southeast
Pennsylvania.
* WHEN...Until 10 AM EST Friday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
* ADDITIONAL DETAILS...Dangerously cold wind chills and or
temperatures are expected through tonight.
From: Jan 29, 2026 04:26
Until: Jan 29, 2026 17:30
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 15 below.
* WHERE...Portions of northern New Jersey and southeast Pennsylvania.
* WHEN...Until 10 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 15 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 28, 2026 17:45
Until: Jan 29, 2026 11:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 10 below.
* WHERE...Portions of Delaware, northeast Maryland, southern New
Jersey, and southeast Pennsylvania.
* WHEN...Until 10 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 28, 2026 17:45
Until: Jan 29, 2026 11:00
Cold Weather Advisory
* WHAT...Very cold wind chills 10 to 15 below zero expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...From 1 AM to 10 AM EST Thursday.
* IMPACTS...The cold wind chills 10 to 15 below zero could result in
hypothermia or frostbite if precautions are not taken.
From: Jan 28, 2026 14:51
Until: Jan 29, 2026 07:00
Cold Weather Advisory
* WHAT...For the Cold Weather Advisory, very cold wind chills as low
as 9 below zero expected.
* WHERE...Portions of DC, central, northeast, northern, and southern
Maryland, and northern and western Virginia.
* WHEN...From 7 PM this evening to 11 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 9 below zero could result
in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures. Wind chill values can lead to hypothermia with
prolonged exposure. Very cold temperatures can lead to hypothermia
with prolonged exposure.
* ADDITIONAL DETAILS...Additional Cold Weather Headlines are
expected at times through the end of the week as the region
remains in an Arctic airmass.
From: Jan 28, 2026 17:41
Until: Jan 29, 2026 01:45
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 8 below.
* WHERE...Portions of central, northern, and southern Delaware,
northeast Maryland, central and southern New Jersey, and southeast
Pennsylvania.
* WHEN...Until 10 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 28, 2026 06:12
Until: Jan 28, 2026 22:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 12 below.
* WHERE...Portions of central, northern, and northwest New Jersey
and east central and southeast Pennsylvania.
* WHEN...Until 10 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 15 below zero could
result in hypothermia or frostbite if precautions are not taken.
Frostbite and hypothermia will occur if unprotected skin is
exposed to these temperatures.
From: Jan 28, 2026 06:12
Until: Jan 28, 2026 22:00
Cold Weather Advisory
* WHAT...For the first Cold Weather Advisory, very cold wind chills
as low as 8 below zero. For the second Cold Weather Advisory, very
cold wind chills as low as 8 below zero expected.
* WHERE...Portions of DC, central, northeast, northern, and southern
Maryland, and northern and western Virginia.
* WHEN...For the first Cold Weather Advisory, until 11 AM EST this
morning. For the second Cold Weather Advisory, from 7 PM this
evening to 11 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 8 below zero could result
in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures. Wind chill values can lead to hypothermia with
prolonged exposure. Very cold temperatures can lead to hypothermia
with prolonged exposure.
* ADDITIONAL DETAILS...Additional Cold Weather Headlines are
expected at times through the end of the week as the region
remains in an Arctic airmass.
From: Jan 28, 2026 12:12
Until: Jan 28, 2026 20:15
Cold Weather Advisory
* WHAT...Very cold wind chills 10 to 15 below zero expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...For the first Cold Weather Advisory, until 10 AM EST this
morning. For the second Cold Weather Advisory, from 1 AM to 10 AM
EST Thursday.
* IMPACTS...The cold wind chills as low as 15 below zero could
result in hypothermia if precautions are not taken.
From: Jan 28, 2026 06:20
Until: Jan 28, 2026 18:30
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 8 below.
* WHERE...Portions of Delaware, northeast Maryland, southern New
Jersey, and southeast Pennsylvania.
* WHEN...Until 10 AM EST Wednesday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures.
From: Jan 27, 2026 17:25
Until: Jan 28, 2026 15:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 15 below expected.
* WHERE...A portion of central Pennsylvania.
* WHEN...From 7 PM this evening to 10 AM EST Wednesday.
* IMPACTS...The cold wind chills could result in hypothermia or
frostbite if precautions are not taken.
From: Jan 27, 2026 20:09
Until: Jan 28, 2026 15:00
Cold Weather Advisory
* WHAT...For the first Cold Weather Advisory, very cold wind chills
as low as 8 below zero. For the second Cold Weather Advisory, very
cold wind chills as low as 8 below zero expected.
* WHERE...Portions of DC, central, northeast, northern, and southern
Maryland, and northern and western Virginia.
* WHEN...For the first Cold Weather Advisory, until 11 AM EST
Wednesday. For the second Cold Weather Advisory, from 7 PM
Wednesday to 11 AM EST Thursday.
* IMPACTS...The cold wind chills as low as 8 below zero could result
in hypothermia if precautions are not taken. Frostbite and
hypothermia will occur if unprotected skin is exposed to these
temperatures. Wind chill values can lead to hypothermia with
prolonged exposure. Very cold temperatures can lead to hypothermia
with prolonged exposure.
* ADDITIONAL DETAILS...Additional Cold Weather Headlines are
expected at times through the end of the week as the region
remains in an Arctic airmass.
From: Jan 28, 2026 04:39
Until: Jan 28, 2026 12:45
