Alert archive / Pennsylvania / Winter Storm Warnings in 2021
Winter Storm Warning 3, NWS State College, PA
NWS State College, PA issued this winter storm warning at Jan 31, 2021, 4:52 AM EST for 27 counties in Pennsylvania. It took effect at Jan 31, 2021, 5:00 AM EST. It was in force for 48 hr. 60 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jan 31, 2021, 4:52 AM EST (09:52 UTC)
- In effect from
- Jan 31, 2021, 5:00 AM EST
- Expired
- Feb 2, 2021, 5:00 AM EST
- In force
- 48 hr
- Issued by
- NWS State College, PA
All 27 counties
Adams County, PA, Bedford County, PA, Blair County, PA, Cambria County, PA, Centre County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Lycoming County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, York County, PA
The radar
The State College radar (KCCX), 69 km from the middle of the area, began a volume at 09:49 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 31, 7:00 AM EST | SNOW 0.5 | 3 Nnw Upper Strasburg, PA | CO-OP OBSERVER STATION USBP1 UPPERSTRASBURG 1 W. |
| Jan 31, 7:00 AM EST | SNOW 0.5 | 4 W Jennerstown, PA | CO-OP OBSERVER STATION LAUP1 LAUREL SUMMIT. |
| Jan 31, 7:00 AM EST | SNOW 1.2 | 4 Ene Callimont, PA | CO-OP OBSERVER STATION GLNP1 GLENCOE 1 E. |
| Jan 31, 7:00 AM EST | SNOW 1.4 | 1 S Ogletown, PA | CO-OP OBSERVER STATION WNDP1 WINDBER 7SE. |
| Jan 31, 8:00 AM EST | SNOW 0.3 | 2 Ene Seven Springs, PA | CO-OP OBSERVER STATION HVJP1 HIDDEN VALLEY. |
| Jan 31, 8:00 AM EST | SNOW 0.5 | Belmont, PA | COCORAHS STATION PA-CM-4 BELMONT 0.1 NE. |
| Jan 31, 8:11 AM EST | SNOW 0.5 | 1 W Gettysburg, PA | |
| Jan 31, 8:12 AM EST | SNOW 0.2 | 3 Nnw Casselman, PA | COCORAHS STATION PA-SM-6 ROCKWOOD 4.3 W. |
| Jan 31, 8:30 AM EST | SNOW 0.5 | Abbottstown, PA | |
| Jan 31, 9:00 AM EST | SNOW 0.1 | 2 Ene State College, PA | COCORAHS STATION PA-CN-3 STATE COLLEGE 2.4 ENE. |
| Jan 31, 10:30 AM EST | SNOW 1 | 1 E Prince Gallitzin St, PA | CO-OP OBSERVER STATION PGLP1 PRINCE GALLITZIN STA PK. |
| Jan 31, 11:00 AM EST | SNOW 0.5 | Bellefonte, PA | |
| Jan 31, 11:00 AM EST | SNOW 1 | Nanty Glo, PA | |
| Jan 31, 11:00 AM EST | SNOW 1.1 | 1 S Cashtown, PA | |
| Jan 31, 11:14 AM EST | SNOW 1.3 | 1.5 Sw Puzzletown, PA | |
| Jan 31, 11:38 AM EST | SNOW 0.5 | Nws State College, PA | |
| Jan 31, 12:25 PM EST | SNOW 0.5 | Shiremanstown, PA | |
| Jan 31, 1:40 PM EST | SNOW 2 | 2 W Indian Lake, PA | FLIGHT 93 NATIONAL MEMORIAL. |
| Jan 31, 2:20 PM EST | SNOW 2 | 1 S York, PA | |
| Jan 31, 2:25 PM EST | SNOW 1 | Millersville, PA | |
| Jan 31, 2:35 PM EST | SNOW 1 | Lebanon, PA | |
| Jan 31, 3:00 PM EST | SNOW 2 | Millersville, PA | ONE INCH IN THE PAST HOUR. |
| Jan 31, 3:00 PM EST | SNOW 3.3 | 1.5 Sw Greencastle, PA | |
| Jan 31, 3:15 PM EST | SNOW 2 | 1 N Lancaster, PA | |
| Jan 31, 3:24 PM EST | SNOW 2.2 | Millersville, PA | REPORTED AT MILLERSVILLE, PA. |
| Jan 31, 3:43 PM EST | SNOW 3 | 1 Sse York, PA | |
| Jan 31, 4:25 PM EST | SNOW 2 | Dillsburg, PA | REPORTED AT DILLSBURG, PA. |
| Jan 31, 5:10 PM EST | SNOW 3.5 | 1 W Cashtown, PA | |
| Jan 31, 5:26 PM EST | SNOW 2.8 | Loganville, PA | |
| Jan 31, 5:30 PM EST | SNOW 2.5 | 3 N Ski Gap, PA | |
| Jan 31, 5:43 PM EST | SNOW 2.8 | 3 Ese Felton, PA | |
| Jan 31, 5:45 PM EST | SNOW 4.5 | 1 Nw Windsor, PA | |
| Jan 31, 6:14 PM EST | SNOW 3 | 1 Nnw Mcsherrystown, PA | |
| Jan 31, 6:18 PM EST | SNOW 4.5 | 4 Ese Mercersburg, PA | |
| Jan 31, 6:25 PM EST | SNOW 3 | 3 E Marion, PA | REPORTED AT GUILFORD SIDING, PA. |
| Jan 31, 6:30 PM EST | SNOW 3 | Elizabethtown, PA | |
| Jan 31, 6:51 PM EST | SNOW 2 | 1 Ese Hershey, PA | |
| Jan 31, 7:00 PM EST | SNOW 2.3 | Pleasant Gap, PA | |
| Jan 31, 7:00 PM EST | SNOW 2.5 | 2 Ssw Milroy, PA | |
| Jan 31, 7:00 PM EST | SNOW 3 | 3 Se Ephrata, PA | |
| Jan 31, 7:00 PM EST | SNOW 3.2 | Abbottstown, PA | |
| Jan 31, 7:05 PM EST | SNOW 4 | Upper Strasburg, PA | |
| Jan 31, 7:30 PM EST | SNOW 2 | Centre Hall, PA | |
| Jan 31, 7:45 PM EST | SNOW 2.5 | Enola, PA | |
| Jan 31, 7:53 PM EST | SNOW 2.3 | 1 Wnw Park Forest, PA | |
| Jan 31, 7:55 PM EST | SNOW 3.3 | Pennville, PA | |
| Jan 31, 8:00 PM EST | SNOW 2.3 | Schuylkill Haven, PA | |
| Jan 31, 8:00 PM EST | SNOW 2.5 | Colonial Park, PA | |
| Jan 31, 8:01 PM EST | SNOW 4 | 1 Wsw Lebanon, PA | |
| Jan 31, 8:02 PM EST | SNOW 3 | 1 Wnw Boalsburg, PA | |
| Jan 31, 8:11 PM EST | SNOW 3 | 1 Wnw Boalsburg, PA | |
| Jan 31, 8:18 PM EST | SNOW 4 | Dallastown, PA | |
| Jan 31, 8:27 PM EST | SNOW 1.5 | 1 Nne Montandon, PA | |
| Jan 31, 9:00 PM EST | SNOW 3.7 | Churchtown, PA | REPORTED AT CHURCHTOWN, PA. |
| Jan 31, 9:00 PM EST | SNOW 4.8 | 1 S East Berlin, PA | |
| Jan 31, 9:30 PM EST | SNOW 3 | Danville, PA | |
| Jan 31, 9:40 PM EST | SNOW 4 | Mechanicsburg, PA | REPORTED AT MECHANICSBURG, PA. |
| Jan 31, 9:58 PM EST | SNOW 3 | 1 Wnw Park Forest, PA | |
| Jan 31, 10:00 PM EST | SNOW 2.5 | Williamsburg, PA | |
| Jan 31, 10:00 PM EST | SNOW 4.1 | 2 S Broad Top City, PA | COCORAHS STATION PA-HN-2 WOOD 0.1 S. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 9.9 hours before the alert went out and 181 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
- 2026 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
958 WWUS41 KCTP 310952 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 452 AM EST Sun Jan 31 2021 PAZ019-024>028-033>036-045-049-050-052-056-057-063>065-312200- /O.CAN.KCTP.WS.W.0002.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WS.W.0003.210131T1000Z-210202T1000Z/ Southern Centre-Cambria-Blair-Huntingdon-Mifflin-Juniata-Somerset- Bedford-Fulton-Franklin-Southern Clinton-Union-Snyder- Northumberland-Perry-Dauphin-Cumberland-Adams-York- Including the cities of State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, McConnellsburg, Chambersburg, Lock Haven, Lewisburg, Selinsgrove, Sunbury, Shamokin, Newport, Harrisburg, Hershey, Carlisle, Gettysburg, and York 452 AM EST Sun Jan 31 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 8 to 14 inches, with the highest amounts north and east of Harrisburg. A light glaze of ice is also likely from Harrisburg southward. * WHERE...Portions of central Pennsylvania. * WHEN...Light snow will overspread the region this morning and continue through tonight. The snow could become heavier on Monday and potentially mix with ice from Harrisburg southward. Expect the snow to taper off by late Monday night. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ042-046-051-053-058-059-066-312200- /O.CAN.KCTP.WS.W.0002.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WS.W.0003.210131T1500Z-210202T1000Z/ Sullivan-Southern Lycoming-Montour-Columbia-Schuylkill-Lebanon- Lancaster- Including the cities of Laporte, Williamsport, Danville, Bloomsburg, Berwick, Pottsville, Lebanon, and Lancaster 452 AM EST Sun Jan 31 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 AM THIS MORNING TO 5 AM EST TUESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 14 inches, with the highest amounts north of Harrisburg. A light glaze of ice is likely south of Harrisburg. * WHERE...Portions of central Pennsylvania. * WHEN...Light snow will overspread the region late this morning and continue through tonight. The snow could become heavier on Monday and potentially mix with ice south of Harrisburg. Expect the snow to taper by late Monday night. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ012-018-312200- /O.UPG.KCTP.WS.A.0003.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WS.W.0003.210131T1000Z-210202T1000Z/ Northern Clinton-Northern Centre- Including the cities of Renovo and Philipsburg 452 AM EST Sun Jan 31 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow expected. Total accumulations of 8 to 12 inches. * WHERE...Northern Clinton and Northern Centre Counties. * WHEN...Light snow will develop this morning and continue through tonight. The snow could become heavier at times on Monday, then will taper off Monday night. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ041-312200- /O.UPG.KCTP.WS.A.0003.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WS.W.0003.210131T1500Z-210202T1000Z/ Northern Lycoming- Including the city of Trout Run 452 AM EST Sun Jan 31 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 AM THIS MORNING TO 5 AM EST TUESDAY... * WHAT...Heavy snow expected. Total accumulations of 8 to 12 inches. * WHERE...Northern Lycoming County. * WHEN...Light snow will develop late this morning and continue through tonight. The snow could become heavier at times on Monday, then will taper off late Monday night. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ017-312200- /O.UPG.KCTP.WS.A.0003.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WW.Y.0007.210131T1000Z-210202T1000Z/ Clearfield- Including the cities of DuBois and Clearfield 452 AM EST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Snow expected. Total accumulations of 6 to 9 inches. * WHERE...Clearfield County. * WHEN...Light snow will develop this morning and continue through Monday evening. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ037-312200- /O.UPG.KCTP.WS.A.0003.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WW.Y.0007.210131T1500Z-210202T1000Z/ Tioga- Including the cities of Mansfield and Wellsboro 452 AM EST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 AM EST TUESDAY... * WHAT...Snow expected. Total accumulations of 7 to 10 inches. * WHERE...Tioga County. * WHEN...Light snow will develop late this morning and continue through tonight. The snow could become heavier at times on Monday, then will taper off late Monday night. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ010-011-312200- /O.NEW.KCTP.WW.Y.0007.210131T1000Z-210202T1000Z/ Elk-Cameron- Including the cities of St. Marys, Ridgway, and Emporium 452 AM EST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Snow expected. Total accumulations of 5 to 10 inches. * WHERE...Elk and Cameron Counties. * WHEN...Light snow will develop this morning and continue through Monday evening. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ006-312200- /O.NEW.KCTP.WW.Y.0007.210131T1500Z-210202T1000Z/ Potter- Including the city of Coudersport 452 AM EST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 AM EST TUESDAY... * WHAT...Snow expected. Total accumulations of 5 to 8 inches. * WHERE...Potter County. * WHEN...Light snow will develop late this morning and continue through Monday evening. * IMPACTS...Travel could be difficult today through Monday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
5 follow-up statements
663 WWUS41 KCTP 311931 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 231 PM EST Sun Jan 31 2021 PAZ037-010745- /O.UPG.KCTP.WW.Y.0007.000000T0000Z-210202T1000Z/ /O.EXA.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Tioga- Including the cities of Mansfield and Wellsboro 231 PM EST Sun Jan 31 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Total snow accumulations of 8 to 12 inches. * WHERE...Tioga County. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions will impact the Monday morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ012-018-019-024>028-033-034-045-056-010745- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Northern Clinton-Northern Centre-Southern Centre-Cambria-Blair- Huntingdon-Mifflin-Juniata-Somerset-Bedford-Southern Clinton- Perry- Including the cities of Renovo, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Lock Haven, and Newport 231 PM EST Sun Jan 31 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Total snow accumulations of 6 to 10 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions will impact the Monday morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ041-042-046-049>053-058-010745- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Northern Lycoming-Sullivan-Southern Lycoming-Union-Snyder-Montour- Northumberland-Columbia-Schuylkill- Including the cities of Trout Run, Laporte, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, Berwick, and Pottsville 231 PM EST Sun Jan 31 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Total snow accumulations of 10 to 15 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions will impact the Monday morning and evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ035-036-057-059-063>066-010745- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Fulton-Franklin-Dauphin-Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Harrisburg, Hershey, Lebanon, Carlisle, Gettysburg, York, and Lancaster 231 PM EST Sun Jan 31 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Total snow accumulations of 6 to 10 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions will impact the morning or evening commute. * ADDITIONAL DETAILS...Snow will likely change to or mix with sleet and freezing rain late tonight into early Monday morning before transitioning back to snow. This period of wintry mix should reduce snowfall totals particularly south of Route 30. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ006-010-011-017-010745- /O.CON.KCTP.WW.Y.0007.000000T0000Z-210202T1000Z/ Potter-Elk-Cameron-Clearfield- Including the cities of Coudersport, St. Marys, Ridgway, Emporium, DuBois, and Clearfield 231 PM EST Sun Jan 31 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Snow. Additional snow accumulations of 4 to 7 inches. * WHERE...Clearfield, Elk, Cameron and Potter Counties. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions will impact the Monday morning and Monday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ MS/RR/MD/CE
852 WWUS41 KCTP 010948 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 448 AM EST Mon Feb 1 2021 PAZ012-018-019-024>028-033-034-045-056-012200- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Northern Clinton-Northern Centre-Southern Centre-Cambria-Blair- Huntingdon-Mifflin-Juniata-Somerset-Bedford-Southern Clinton- Perry- Including the cities of Renovo, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Lock Haven, and Newport 448 AM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional accumulations of 3 to 8 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ037-041-042-046-049>053-058-012200- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Tioga-Northern Lycoming-Sullivan-Southern Lycoming-Union-Snyder- Montour-Northumberland-Columbia-Schuylkill- Including the cities of Mansfield, Wellsboro, Trout Run, Laporte, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, Berwick, and Pottsville 448 AM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional accumulations of 6 to 12 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ035-036-057-059-063>066-012200- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Fulton-Franklin-Dauphin-Lebanon-Cumberland-Adams-York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Harrisburg, Hershey, Lebanon, Carlisle, Gettysburg, York, and Lancaster 448 AM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional snow accumulations of 4 to 8 inches and ice accumulations of a light glaze. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ006-010-011-017-012200- /O.CON.KCTP.WW.Y.0007.000000T0000Z-210202T1000Z/ Potter-Elk-Cameron-Clearfield- Including the cities of Coudersport, St. Marys, Ridgway, Emporium, DuBois, and Clearfield 448 AM EST Mon Feb 1 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Snow. Additional accumulations of 3 to 5 inches. * WHERE...Clearfield, Elk, Cameron and Potter Counties. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
212 WWUS41 KCTP 011802 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 102 PM EST Mon Feb 1 2021 PAZ012-018-019-024>028-033>036-045-056-063-064-021000- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Northern Clinton-Northern Centre-Southern Centre-Cambria-Blair- Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Southern Clinton-Perry-Cumberland-Adams- Including the cities of Renovo, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, McConnellsburg, Chambersburg, Lock Haven, Newport, Carlisle, and Gettysburg 102 PM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional snow accumulations of 2 to 4 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Monday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ037-041-042-046-049>053-058-021000- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Tioga-Northern Lycoming-Sullivan-Southern Lycoming-Union-Snyder- Montour-Northumberland-Columbia-Schuylkill- Including the cities of Mansfield, Wellsboro, Trout Run, Laporte, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, Berwick, and Pottsville 102 PM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional snow accumulations of 4 to 8 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions will impact the Monday evening commute. * ADDITIONAL DETAILS...The heaviest snowfall is expected to the east US-15. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ057-059-065-066-021000- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Dauphin-Lebanon-York-Lancaster- Including the cities of Harrisburg, Hershey, Lebanon, York, and Lancaster 102 PM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional snow accumulations of 3 to 6 inches. * WHERE...Dauphin, Lebanon, Lancaster and York Counties. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions will impact the Monday evening commute. * ADDITIONAL DETAILS...The heaviest snowfall is expected to the east of I-83 and US-15. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ006-010-011-017-021000- /O.CON.KCTP.WW.Y.0007.000000T0000Z-210202T1000Z/ Potter-Elk-Cameron-Clearfield- Including the cities of Coudersport, St. Marys, Ridgway, Emporium, DuBois, and Clearfield 102 PM EST Mon Feb 1 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Clearfield, Elk, Cameron and Potter Counties. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Monday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ MS/CE/ST/MJ/BL
949 WWUS41 KCTP 020310 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 1010 PM EST Mon Feb 1 2021 PAZ012-018-019-024>028-033>036-045-056-063-064-021000- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Northern Clinton-Northern Centre-Southern Centre-Cambria-Blair- Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Southern Clinton-Perry-Cumberland-Adams- Including the cities of Renovo, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, McConnellsburg, Chambersburg, Lock Haven, Newport, Carlisle, and Gettysburg 1010 PM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Light snow. Additional snow accumulations of a coating to 2 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Storm snowfall is winding down but light snow showers will persist overnight with light additional accumulations. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ037-041-042-046-049>053-058-021000- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Tioga-Northern Lycoming-Sullivan-Southern Lycoming-Union-Snyder- Montour-Northumberland-Columbia-Schuylkill- Including the cities of Mansfield, Wellsboro, Trout Run, Laporte, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, Berwick, and Pottsville 1010 PM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional snow accumulations of 2 to 4 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Storm snowfall is winding down but areas of light to occasionally moderate snow showers will persist overnight with additional light accumulations. The heaviest snowfall is expected to the east US-15 through Tuesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ057-059-065-066-021000- /O.CON.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Dauphin-Lebanon-York-Lancaster- Including the cities of Harrisburg, Hershey, Lebanon, York, and Lancaster 1010 PM EST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Heavy snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Dauphin, Lebanon, Lancaster and York Counties. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Snowfall is decreasing in intensity, but areas of light to occasionally moderate snow showers will persist overnight with additional light accumulations. The heaviest additional snowfall is expected to the east of I-83 and US-15. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ006-010-011-017-021000- /O.CON.KCTP.WW.Y.0007.000000T0000Z-210202T1000Z/ Potter-Elk-Cameron-Clearfield- Including the cities of Coudersport, St. Marys, Ridgway, Emporium, DuBois, and Clearfield 1010 PM EST Mon Feb 1 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST TUESDAY... * WHAT...Snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Clearfield, Elk, Cameron and Potter Counties. * WHEN...Until 5 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Monday evening commute. * ADDITIONAL DETAILS... PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
069 WWUS41 KCTP 021006 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 506 AM EST Tue Feb 2 2021 PAZ037-041-042-021600- /O.EXP.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WW.Y.0008.210202T1006Z-210202T1600Z/ Tioga-Northern Lycoming-Sullivan- Including the cities of Mansfield, Wellsboro, Trout Run, and Laporte 506 AM EST Tue Feb 2 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... ...WINTER STORM WARNING HAS EXPIRED... * WHAT...Snow and blowing snow. Additional snow accumulations of up to one to three inches. Winds gusting as high as 35 mph. * WHERE...Tioga, Northern Lycoming and Sullivan Counties. * WHEN...Until 11 AM EST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. The wind will create blowing and drifting snow, and may make it difficult for the road crews to keep them clear. Wind chills will be in the single digits for most of the day. * ADDITIONAL DETAILS...The snow will be tapering off slowly. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ057>059-065-066-021600- /O.EXP.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ /O.NEW.KCTP.WW.Y.0008.210202T1006Z-210202T1600Z/ Dauphin-Schuylkill-Lebanon-York-Lancaster- Including the cities of Harrisburg, Hershey, Pottsville, Lebanon, York, and Lancaster 506 AM EST Tue Feb 2 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... ...WINTER STORM WARNING HAS EXPIRED... * WHAT...Snow and blowing snow. Additional snow accumulations of an inch or so. Winds gusting as high as 35 mph. * WHERE...Dauphin, Schuylkill, Lebanon, York and Lancaster Counties. * WHEN...Until 11 AM EST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. The wind will create blowing and drifting snow, and may make it difficult for the road crews to keep them clear. Wind chills will be in the teens all day. * ADDITIONAL DETAILS...The snow will taper off slowly. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ012-018-019-024>028-033>036-045-046-049>053-056-063-064-021115- /O.EXP.KCTP.WS.W.0003.000000T0000Z-210202T1000Z/ Northern Clinton-Northern Centre-Southern Centre-Cambria-Blair- Huntingdon-Mifflin-Juniata-Somerset-Bedford-Fulton-Franklin- Southern Clinton-Southern Lycoming-Union-Snyder-Montour- Northumberland-Columbia-Perry-Cumberland-Adams- Including the cities of Renovo, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, McConnellsburg, Chambersburg, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, Berwick, Newport, Carlisle, and Gettysburg 506 AM EST Tue Feb 2 2021 ...WINTER STORM WARNING HAS EXPIRED... The snow has tapered off to mainly light snow. Additional accumulations this morning will be only an inch or less. The wind will create blowing and drifting snow, and may make it difficult for the road crews to keep them clear. Perhaps allow extra time to reach your morning destinations. The wind chills will be in the teens all day. $$ PAZ006-010-011-017-021115- /O.EXP.KCTP.WW.Y.0007.000000T0000Z-210202T1000Z/ Potter-Elk-Cameron-Clearfield- Including the cities of Coudersport, St. Marys, Ridgway, Emporium, DuBois, and Clearfield 506 AM EST Tue Feb 2 2021 ...WINTER WEATHER ADVISORY HAS EXPIRED... The snow has tapered off to mainly light snow. Additional accumulations this morning will be only an inch or less. The wind will create blowing and drifting snow, and may make it difficult for the road crews to keep them clear. Perhaps allow extra time to reach your morning destinations. The wind chills will stay in the single digits all day. $$
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 31, 4:52 AM EST | Winter Weather Advisory | CTP | Cameron, Clearfield, Elk, Potter, Tioga | 48 hr |
Nearby
Winter Storm Warnings in Pennsylvania, 2021Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.