Alert archive / Pennsylvania / Extreme Cold Warnings in 2026
Extreme Cold Warning 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this extreme cold warning at Jan 23, 2026, 1:23 AM EST for Carbon County, Monroe County, Pennsylvania. It took effect at Jan 23, 2026, 7:00 PM EST. It was in force for 17 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 23, 2026, 1:23 AM EST (06:23 UTC)
- In effect from
- Jan 23, 2026, 7:00 PM EST
- Expired
- Jan 24, 2026, 12:00 PM EST
- In force
- 17 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 06:23 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 6.4 hours before the alert went out and 224 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1898 m above ground
- 0-6 km bulk shear
- 96 kt
- 0-1 km storm-relative helicity
- 228 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
854 WWUS71 KPHI 230623 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 123 AM EST Fri Jan 23 2026 PAZ054-055-231930- /O.UPG.KPHI.CW.Y.0002.260124T0000Z-260124T1500Z/ /O.NEW.KPHI.EC.W.0001.260124T0000Z-260124T1500Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 123 AM EST Fri Jan 23 2026 ...EXTREME COLD WARNING IN EFFECT FROM 7 PM THIS EVENING TO 10 AM EST SATURDAY... * WHAT...Dangerously cold wind chills as low as 20 below expected. * WHERE...Carbon and Monroe Counties. * WHEN...From 7 PM this evening to 10 AM EST Saturday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ NJZ001-007>010-015-PAZ060>062-101>106-231930- /O.CON.KPHI.CW.Y.0002.260124T0300Z-260124T1500Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Mercer-Berks-Lehigh- Northampton-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Kennett Square, Flemington, Collegeville, Honey Brook, Perkasie, Doylestown, Morristown, Somerville, Pottstown, Morrisville, Bethlehem, Reading, Newton, Norristown, Allentown, Washington, Lansdale, Chalfont, Trenton, Easton, Oxford, and West Chester 123 AM EST Fri Jan 23 2026 ...COLD WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EST SATURDAY... * WHAT...Very cold wind chills as low as 11 below expected. * WHERE...Portions of central, northern, and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...From 10 PM this evening to 10 AM EST Saturday. * IMPACTS...The cold wind chills as low as 10 below zero could result in hypothermia if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ DEZ001>004-MDZ012-015-019-020-NJZ012>014-016>027-PAZ070-071-231930- /O.CON.KPHI.CW.Y.0002.260124T0500Z-260124T1500Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Delaware-Philadelphia- Including the cities of Chestertown, Pennsville, Cherry Hill, Georgetown, Denton, Wilmington, Long Beach Island, Media, Freehold, Rehoboth Beach, Philadelphia, Camden, Hammonton, Moorestown, Glassboro, Wharton State Forest, Centreville, Sandy Hook, Mount Holly, New Brunswick, Ocean City, Millville, Dover, Cape May Court House, Atlantic City, Easton, and Jackson 123 AM EST Fri Jan 23 2026 ...COLD WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST SATURDAY... * WHAT...Very cold wind chills as low as 7 below expected. * WHERE...Portions of central, northern, and southern Delaware, northeast Maryland, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...From midnight tonight to 10 AM EST Saturday. * 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. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ Hoeflich
4 follow-up statements
370 WWUS71 KPHI 231811 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 111 PM EST Fri Jan 23 2026 PAZ054-055-240900- /O.CON.KPHI.EC.W.0001.260124T0000Z-260124T1500Z/ Carbon-Monroe- Including the cities of Stroudsburg and Jim Thorpe 111 PM EST Fri Jan 23 2026 ...EXTREME COLD WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM EST SATURDAY... * WHAT...Dangerously cold wind chills as low as 20 below expected. * WHERE...Carbon and Monroe Counties. * WHEN...From 7 PM this evening to 10 AM EST Saturday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ NJZ001-007>010-015-PAZ060>062-101>106-240900- /O.CON.KPHI.CW.Y.0002.260124T0300Z-260124T1500Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Mercer-Berks-Lehigh- Northampton-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Pottstown, Perkasie, Morrisville, Doylestown, Trenton, Oxford, Reading, Easton, Somerville, Flemington, West Chester, Morristown, Lansdale, Honey Brook, Allentown, Kennett Square, Bethlehem, Washington, Norristown, Chalfont, Newton, and Collegeville 111 PM EST Fri Jan 23 2026 ...COLD WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EST SATURDAY... * WHAT...Very cold wind chills as low as 12 below expected. * WHERE...Portions of central, northern, and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...From 10 PM this evening to 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. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ DEZ001>004-MDZ012-015-019-020-NJZ012>014-016>027-PAZ070-071-240900- /O.CON.KPHI.CW.Y.0002.260124T0500Z-260124T1500Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Delaware-Philadelphia- Including the cities of Rehoboth Beach, Camden, Wilmington, Jackson, Freehold, Pennsville, Easton, Millville, Ocean City, Georgetown, Long Beach Island, Chestertown, Sandy Hook, Glassboro, Mount Holly, Cherry Hill, Centreville, Philadelphia, Denton, Hammonton, Atlantic City, Cape May Court House, Media, New Brunswick, Wharton State Forest, Moorestown, and Dover 111 PM EST Fri Jan 23 2026 ...COLD WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST SATURDAY... * WHAT...Very cold wind chills as low as 7 below expected. * WHERE...Portions of central, northern, and southern Delaware, northeast Maryland, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...From midnight tonight to 10 AM EST Saturday. * IMPACTS...The cold wind chills as low as 5 below zero could result in hypothermia if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ Gorse
480 WWUS71 KPHI 240617 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 117 AM EST Sat Jan 24 2026 PAZ054-055-241500- /O.CON.KPHI.EC.W.0001.000000T0000Z-260124T1500Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 117 AM EST Sat Jan 24 2026 ...EXTREME COLD WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...Dangerously cold wind chills as low as 20 below expected. * WHERE...Carbon and Monroe Counties. * WHEN...Until 10 AM EST this morning. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ DEZ001>004-MDZ012-015-019-020-NJZ012>014-016>027-PAZ070-071-241500- /O.CON.KPHI.CW.Y.0002.000000T0000Z-260124T1500Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Delaware-Philadelphia- Including the cities of Pennsville, Glassboro, Cape May Court House, Mount Holly, Cherry Hill, New Brunswick, Dover, Moorestown, Centreville, Wilmington, Jackson, Ocean City, Wharton State Forest, Hammonton, Georgetown, Sandy Hook, Easton, Millville, Rehoboth Beach, Media, Denton, Long Beach Island, Camden, Atlantic City, Philadelphia, Freehold, and Chestertown 117 AM EST Sat Jan 24 2026 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... * WHAT...Very cold wind chills as low as 6 below. * WHERE...Portions of central, northern, and southern Delaware, northeast Maryland, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...Until 10 AM EST this morning. * IMPACTS...The cold wind chills as low as 6 below zero could result in hypothermia if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ NJZ001-007>010-015-PAZ060>062-101>106-241500- /O.CON.KPHI.CW.Y.0002.000000T0000Z-260124T1500Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Mercer-Berks-Lehigh- Northampton-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Collegeville, Bethlehem, Oxford, Somerville, Pottstown, Doylestown, Allentown, Lansdale, Morristown, Easton, Morrisville, Honey Brook, Chalfont, Trenton, Kennett Square, Washington, Reading, Norristown, Perkasie, West Chester, Flemington, and Newton 117 AM EST Sat Jan 24 2026 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... * 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 13 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ Hoeflich
185 WWUS71 KPHI 241416 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 916 AM EST Sat Jan 24 2026 PAZ054-055-241700- /O.EXT.KPHI.EC.W.0001.000000T0000Z-260124T1700Z/ Carbon-Monroe- Including the cities of Stroudsburg and Jim Thorpe 916 AM EST Sat Jan 24 2026 ...EXTREME COLD WARNING NOW IN EFFECT UNTIL NOON EST TODAY... * WHAT...Dangerously cold wind chills as low as 20 below. * WHERE...Carbon and Monroe Counties. * WHEN...Until noon EST today. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could result in hypothermia or frostbite if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ DEZ001>004-MDZ012-015-019-020-NJZ012>014-016>027-PAZ070-071-241700- /O.EXT.KPHI.CW.Y.0002.000000T0000Z-260124T1700Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Delaware-Philadelphia- Including the cities of Wilmington, New Brunswick, Dover, Wharton State Forest, Long Beach Island, Freehold, Sandy Hook, Pennsville, Millville, Denton, Atlantic City, Camden, Centreville, Ocean City, Hammonton, Philadelphia, Easton, Georgetown, Mount Holly, Media, Glassboro, Cape May Court House, Chestertown, Moorestown, Jackson, Rehoboth Beach, and Cherry Hill 916 AM EST Sat Jan 24 2026 ...COLD WEATHER ADVISORY NOW IN EFFECT UNTIL NOON EST TODAY... * WHAT...Very cold wind chills as low as 5 below. * WHERE...Portions of central, northern, and southern Delaware, northeast Maryland, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...Until noon EST today. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ NJZ001-007>010-015-PAZ060>062-101>106-241700- /O.EXT.KPHI.CW.Y.0002.000000T0000Z-260124T1700Z/ Sussex-Warren-Morris-Hunterdon-Somerset-Mercer-Berks-Lehigh- Northampton-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Trenton, Reading, Norristown, West Chester, Morrisville, Chalfont, Morristown, Flemington, Allentown, Pottstown, Lansdale, Perkasie, Easton, Bethlehem, Collegeville, Newton, Washington, Honey Brook, Oxford, Kennett Square, Doylestown, and Somerville 916 AM EST Sat Jan 24 2026 ...COLD WEATHER ADVISORY NOW IN EFFECT UNTIL NOON EST TODAY... * WHAT...Very cold wind chills as low as 12 below. * WHERE...Portions of central, northern, and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...Until noon EST today. * IMPACTS...The cold wind chills as low as 10 below zero could result in hypothermia if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Wind chill values can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold. && $$ Gorse
617 WWUS71 KPHI 241654 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 1154 AM EST Sat Jan 24 2026 PAZ054-055-241800- /O.EXP.KPHI.EC.W.0001.000000T0000Z-260124T1700Z/ Carbon-Monroe- Including the cities of Stroudsburg and Jim Thorpe 1154 AM EST Sat Jan 24 2026 ...EXTREME COLD WARNING WILL EXPIRE AT NOON EST TODAY... While bitterly cold conditions will continue this afternoon, wind chills are improving. $$ DEZ001>004-MDZ012-015-019-020-NJZ001-007>010-012>027-PAZ060>062-070- 071-101>106-241800- /O.EXP.KPHI.CW.Y.0002.000000T0000Z-260124T1700Z/ New Castle-Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-Caroline-Sussex-Warren-Morris-Hunterdon-Somerset- Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem- Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic- Coastal Ocean-Southeastern Burlington-Berks-Lehigh-Northampton- Delaware-Philadelphia-Western Chester-Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, New Brunswick, Trenton, Reading, Norristown, Dover, West Chester, Wharton State Forest, Morrisville, Long Beach Island, Freehold, Sandy Hook, Pennsville, Millville, Chalfont, Denton, Atlantic City, Camden, Morristown, Centreville, Flemington, Allentown, Pottstown, Lansdale, Ocean City, Hammonton, Philadelphia, Perkasie, Easton, Bethlehem, Georgetown, Newton, Mount Holly, Media, Glassboro, Collegeville, Washington, Cape May Court House, Honey Brook, Oxford, Chestertown, Moorestown, Jackson, Kennett Square, Rehoboth Beach, Doylestown, Somerville, and Cherry Hill 1154 AM EST Sat Jan 24 2026 ...COLD WEATHER ADVISORY WILL EXPIRE AT NOON EST TODAY... While bitterly cold conditions will continue this afternoon, wind chills are improving. $$ Gorse
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 23, 12:38 PM EST | Winter Storm Warning | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 60 hr |
Nearby
Extreme Cold Warnings in Pennsylvania, 2026Every extreme cold warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.