Alert archive / Pennsylvania / Winter Storm Watches in 2021
Winter Storm Watch 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this winter storm watch at Jan 30, 2021, 3:44 PM EST for Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey. It took effect at Jan 31, 2021, 5:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 30, 2021, 3:44 PM EST (20:44 UTC)
- In effect from
- Jan 31, 2021, 5:00 PM EST
- Expired
- Jan 30, 2021, 9:36 PM EST
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, NJ, Carbon County, PA, Monroe County, PA
The radar
The Philadelphia radar (KDIX), 140 km from the middle of the area, began a volume at 20:48 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 12:00Z, 8.7 hours before the alert went out and 201 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
- 1037 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
444 WWUS41 KPHI 302044 WSWPHI URGENT - WINTER WEATHER MESSAGE National Weather Service Mount Holly NJ 344 PM EST Sat Jan 30 2021 DEZ001-MDZ012-015-019-310945- /O.UPG.KPHI.WS.A.0001.210131T1100Z-210202T1100Z/ /O.NEW.KPHI.WS.W.0001.210131T1200Z-210202T1500Z/ New Castle-Kent MD-Queen Annes-Talbot- Including the cities of Wilmington, Chestertown, Centreville, and Easton 344 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING IN EFFECT FROM 7 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 5 to 8 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 35 mph. * WHERE...In Maryland, Kent MD, Queen Annes and Talbot. In Delaware, New Castle. * WHEN...From 7 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of wintry mix or rain is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ016-017-PAZ070-101-102-310945- /O.UPG.KPHI.WS.A.0001.210131T1100Z-210202T1100Z/ /O.NEW.KPHI.WS.W.0001.210131T1500Z-210202T1500Z/ Salem-Gloucester-Delaware-Western Chester-Eastern Chester- Including the cities of Pennsville, Glassboro, Media, Honey Brook, Oxford, West Chester, and Kennett Square 344 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow and sleet accumulations of 7 to 13 inches and ice accumulations of a light glaze. Winds gusting as high as 40 mph. * WHERE...In New Jersey, Salem and Gloucester. In Pennsylvania, Delaware, Western Chester and Eastern Chester. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of wintry mix or rain is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ018-310945- /O.UPG.KPHI.WS.A.0001.210131T2300Z-210202T1100Z/ /O.NEW.KPHI.WS.W.0001.210131T1500Z-210202T1500Z/ Camden- Including the cities of Camden and Cherry Hill 344 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 6 to 12 inches. Winds gusting as high as 45 mph. * WHERE...Camden. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east mid-day Sunday and last through late Monday or early Tuesday. A period of wintry mix or rain is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ013-014-019-020-027-PAZ060-071-103-104-310945- /O.UPG.KPHI.WS.A.0001.210131T2300Z-210202T1100Z/ /O.NEW.KPHI.WS.W.0001.210131T1800Z-210202T1500Z/ Western Monmouth-Eastern Monmouth-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Philadelphia-Western Montgomery- Eastern Montgomery- Including the cities of Freehold, Sandy Hook, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Philadelphia, Collegeville, Pottstown, Norristown, and Lansdale 344 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING IN EFFECT FROM 1 PM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 7 to 13 inches. Winds gusting as high as 45 mph. * WHERE...Portions of central and southern New Jersey and east central and southeast Pennsylvania. * WHEN...From 1 PM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snow will develop west to east mid-day Sunday and last through late Monday or early Tuesday. A period of wintry mix or rain is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ007>010-012-015-PAZ061-062-105-106-310945- /O.UPG.KPHI.WS.A.0001.210131T2300Z-210202T1100Z/ /O.NEW.KPHI.WS.W.0001.210131T2200Z-210202T1800Z/ Warren-Morris-Hunterdon-Somerset-Middlesex-Mercer-Lehigh- Northampton-Upper Bucks-Lower Bucks- Including the cities of Washington, Morristown, Flemington, Somerville, New Brunswick, Trenton, Allentown, Bethlehem, Easton, Chalfont, Perkasie, Morrisville, and Doylestown 344 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING IN EFFECT FROM 5 PM SUNDAY TO 1 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 11 to 15 inches. Winds gusting as high as 35 mph. * WHERE...Portions of central, northern and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...From 5 PM Sunday to 1 PM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ DEZ002-MDZ020-310945- /O.UPG.KPHI.WS.A.0001.210131T1100Z-210202T1100Z/ /O.NEW.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Kent-Caroline- Including the cities of Dover and Denton 344 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches. Winds gusting as high as 40 mph. * WHERE...In Maryland, Caroline. In Delaware, Kent. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday. A period of wintry mix and rain is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ026-310945- /O.UPG.KPHI.WS.A.0001.210131T2300Z-210202T1100Z/ /O.NEW.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Coastal Ocean- Including the city of Long Beach Island 344 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of 1 to 3 inches. Winds gusting as high as 55 mph. * WHERE...Coastal Ocean. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. Strong winds could cause tree damage. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday. A period of wintry mix and rain is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ021>023-310945- /O.UPG.KPHI.WS.A.0001.210131T1100Z-210202T1100Z/ /O.NEW.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Cumberland-Atlantic-Cape May- Including the cities of Millville, Hammonton, and Cape May Court House 344 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 4 inches. Winds gusting as high as 50 mph. * WHERE...Cumberland, Atlantic and Cape May. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday. A period of wintry mix and rain is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ DEZ003-310945- /O.NEW.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Inland Sussex- Including the city of Georgetown 344 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of 1 to 3 inches. Winds gusting as high as 50 mph. * WHERE...Inland Sussex. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday. A period of wintry mix and rain is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ025-310945- /O.NEW.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Coastal Atlantic- Including the city of Atlantic City 344 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of up to two inches. Winds gusting as high as 55 mph. * WHERE...Coastal Atlantic. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday. A period of wintry mix and rain is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ001-PAZ054-055-310945- /O.NEW.KPHI.WS.A.0002.210131T2200Z-210202T1800Z/ Sussex-Carbon-Monroe- Including the cities of Newton, Jim Thorpe, and Stroudsburg 344 PM EST Sat Jan 30 2021 ...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH TUESDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations of 9 to 12 inches possible. * WHERE...In New Jersey, Sussex. In Pennsylvania, Carbon and Monroe. * WHEN...From Sunday afternoon through Tuesday afternoon. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ Staarmann
1 follow-up statement
773 WWUS41 KPHI 310236 WSWPHI URGENT - WINTER WEATHER MESSAGE National Weather Service Mount Holly NJ 936 PM EST Sat Jan 30 2021 NJZ001-PAZ054-055-311600- /O.UPG.KPHI.WS.A.0002.210131T2200Z-210202T1800Z/ /O.EXA.KPHI.WS.W.0001.210131T2200Z-210202T1800Z/ Sussex-Carbon-Monroe- Including the cities of Newton, Jim Thorpe, and Stroudsburg 936 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING IN EFFECT FROM 5 PM SUNDAY TO 1 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 8 to 12 inches. * WHERE...Carbon and Monroe Counties in Pennsylvania, and Sussex County in New Jersey. * WHEN...From 5 PM Sunday to 1 PM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will spread in from the southwest by Sunday evening and will likely last through early Tuesday. The heaviest snow is expected to occur on Monday, with snow gradually tapering off on Tuesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ DEZ001-MDZ012-015-019-311600- /O.CON.KPHI.WS.W.0001.210131T1200Z-210202T1500Z/ New Castle-Kent MD-Queen Annes-Talbot- Including the cities of Wilmington, Chestertown, Centreville, and Easton 936 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow accumulations of 5 to 8 inches and ice accumulations of around one tenth of an inch. Winds gusting as high as 35 mph. * WHERE...Kent, Queen Annes, and Talbot Counties in Maryland, and New Castle County in Delaware. * WHEN...From 7 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of mixed precipitation or rain, which may cut down on snow totals, is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ016>018-PAZ070-101-102-311600- /O.CON.KPHI.WS.W.0001.210131T1500Z-210202T1500Z/ Salem-Gloucester-Camden-Delaware-Western Chester-Eastern Chester- Including the cities of Pennsville, Glassboro, Camden, Cherry Hill, Media, Honey Brook, Oxford, West Chester, and Kennett Square 936 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy mixed precipitation expected. Total snow and sleet accumulations of 6 to 12 inches and ice accumulations of a light glaze. Winds gusting as high as 40 mph. * WHERE...Salem, Gloucester, and Camden Counties in New Jersey, and Delaware and Chester Counties in Pennsylvania. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of mixed precipitation or rain, which may cut down on snow totals, is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ013-014-019-020-027-PAZ060-071-103-104-311600- /O.CON.KPHI.WS.W.0001.210131T1800Z-210202T1500Z/ Western Monmouth-Eastern Monmouth-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Philadelphia-Western Montgomery- Eastern Montgomery- Including the cities of Freehold, Sandy Hook, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Philadelphia, Collegeville, Pottstown, Norristown, and Lansdale 936 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 6 to 12 inches. Winds gusting as high as 45 mph. * WHERE...Portions of central and southern New Jersey and east central and southeast Pennsylvania, including the Philadelphia metropolitan area. * WHEN...From 1 PM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of mixed precipitation or rain, which may cut down on snow totals, is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ007>010-012-015-PAZ061-062-105-106-311600- /O.CON.KPHI.WS.W.0001.210131T2200Z-210202T1800Z/ Warren-Morris-Hunterdon-Somerset-Middlesex-Mercer-Lehigh- Northampton-Upper Bucks-Lower Bucks- Including the cities of Washington, Morristown, Flemington, Somerville, New Brunswick, Trenton, Allentown, Bethlehem, Easton, Chalfont, Perkasie, Morrisville, and Doylestown 936 PM EST Sat Jan 30 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM SUNDAY TO 1 PM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 9 to 15 inches. Winds gusting as high as 35 mph. * WHERE...Portions of central, northern, and northwest New Jersey, and east central and southeast Pennsylvania. * WHEN...From 5 PM Sunday to 1 PM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will spread in from the southwest by Sunday afternoon and will likely last through early Tuesday. The snow may become mixed with sleet or rain for a time on Sunday night before changing back to snow on Monday. Snow should gradually taper off Tuesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ DEZ002-003-MDZ020-311600- /O.CON.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Kent-Inland Sussex-Caroline- Including the cities of Dover, Georgetown, and Denton 936 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches. Winds gusting as high as 40 mph. * WHERE...Caroline County in Maryland, and Kent County in Delaware. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of mixed precipitation or rain, which may significantly cut down on snow totals, is expected to occur Sunday night and Monday morning before turning back to snow by late Monday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ NJZ021>023-025-026-311600- /O.CON.KPHI.WW.Y.0003.210131T1500Z-210202T1500Z/ Cumberland-Atlantic-Cape May-Coastal Atlantic-Coastal Ocean- Including the cities of Millville, Hammonton, Cape May Court House, Atlantic City, and Long Beach Island 936 PM EST Sat Jan 30 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM SUNDAY TO 10 AM EST TUESDAY... * WHAT...Snow expected. Total snow accumulations of 1 to 3 inches. Winds gusting as high as 55 mph. * WHERE...Portions of southern and eastern New Jersey. * WHEN...From 10 AM Sunday to 10 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. Strong winds could cause tree damage. * ADDITIONAL DETAILS...Snow will develop west to east Sunday morning and last through late Monday or early Tuesday. A period of mixed precipitation or rain, which may significantly cut down on snow totals, is expected to occur Sunday night and Monday morning before turning back to snow by Monday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ CMS
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 30, 3:44 PM EST | Winter Storm Warning | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 72 hr |
| Jan 29, 11:11 PM EST | Small Craft Advisory | PHI | 14 hr | |
| Jan 30, 3:41 AM EST | Gale Watch | PHI | 12 hr | |
| Jan 30, 3:41 AM EST | Storm Watch | PHI | 12 hr | |
| Jan 30, 2:13 PM EST | Coastal Flood Watch | PHI | Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more | 24 hr |
| Jan 30, 3:36 PM EST | Gale Warning | PHI | 60 hr | |
| Jan 30, 3:36 PM EST | Storm Warning | PHI | 53 hr | |
| Jan 30, 3:37 PM EST | Wind Advisory | PHI | Cape May | 51 hr |
| Jan 30, 3:44 PM EST | Winter Weather Advisory | PHI | Atlantic, Cape May, Cumberland, Ocean | 72 hr |
Nearby
Winter Storm Watches in Pennsylvania, 2021Winter Storm Watches in New Jersey, 2021Every winter storm watch in 2021
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.