Alert archive / Pennsylvania / Winter Storm Warnings in 2021
Winter Storm Warning 5, NWS State College, PA
NWS State College, PA issued this winter storm warning at Feb 17, 2021, 2:39 PM EST for 10 counties in Pennsylvania. It took effect at Feb 18, 2021, 1:00 AM EST. It was in force for 11 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
- Feb 17, 2021, 2:39 PM EST (19:39 UTC)
- In effect from
- Feb 18, 2021, 1:00 AM EST
- Expired
- Feb 18, 2021, 12:25 PM EST
- In force
- 11 hr
- Issued by
- NWS State College, PA
Counties Adams County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Fulton County, PA, Lancaster County, PA, Lebanon County, PA, Perry County, PA, Schuylkill County, PA, York County, PA
The radar
The State College radar (KCCX), 119 km from the middle of the area, began a volume at 19:42 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 |
|---|---|---|---|
| Feb 18, 6:00 AM EST | SNOW 0.8 | 3 W Thomasville, PA | COCORAHS STATION PA-YR-37 EAST BERLIN 3.4 ESE. |
| Feb 18, 6:00 AM EST | SNOW 3 | 1 Ene Shrewsbury, PA | |
| Feb 18, 7:00 AM EST | SNOW 0.8 | 1 Sw Lebanon, PA | COCORAHS STATION PA-LB-17 LEBANON 1.3 SW. |
| Feb 18, 7:00 AM EST | SNOW 0.8 | 2 Sse Landisville, PA | COCORAHS STATION PA-LN-7 LANCASTER 5.8 WNW. |
| Feb 18, 7:00 AM EST | SNOW 0.8 | 3 N Churchtown, PA | |
| Feb 18, 7:00 AM EST | SNOW 1 | 3 Nnw Upper Strasburg, PA | CO-OP OBSERVER STATION USBP1 UPPERSTRASBURG 1 W. |
| Feb 18, 7:00 AM EST | SNOW 1 | 3 Sse Adamstown, PA | COCORAHS STATION PA-LN-3 ADAMSTOWN 2.5 SSE. |
| Feb 18, 7:00 AM EST | SNOW 1 | 4 W Manchester, PA | COCORAHS STATION PA-YR-34 MANCHESTER 3.6 W. |
| Feb 18, 7:00 AM EST | SNOW 1 | Lemoyne, PA | |
| Feb 18, 7:00 AM EST | SNOW 1.1 | 1 Ssw East Berlin, PA | COCORAHS STATION PA-AD-2 ABBOTTSTOWN 2.4 N. |
| Feb 18, 7:00 AM EST | SNOW 1.2 | 1 Wnw Campbelltown, PA | COCORAHS STATION PA-LB-19 PALMYRA 2.1 S. |
| Feb 18, 7:00 AM EST | SNOW 1.4 | 1 Wsw Emigsville, PA | COCORAHS STATION PA-YR-17 YORK 2.5 NNW. |
| Feb 18, 7:00 AM EST | SNOW 1.5 | 1 Se York Springs, PA | COCORAHS STATION PA-AD-3 YORK SPRINGS 0.7 SE. |
| Feb 18, 7:00 AM EST | SNOW 1.5 | 1 Sw Cashtown, PA | CO-OP OBSERVER STATION ORTP1 CASHTOWN 1 S. |
| Feb 18, 7:00 AM EST | SNOW 1.6 | 1 Ene Valley Green, PA | COCORAHS STATION PA-YR-8 VALLEY GREEN 0.8 ENE. |
| Feb 18, 7:00 AM EST | SNOW 2 | 1 N Holtwood, PA | CO-OP OBSERVER STATION HLTP1 HOLTWOOD. |
| Feb 18, 7:00 AM EST | SNOW 2 | 2 N Mont Alto, PA | COCORAHS STATION PA-FN-16 FAYETTEVILLE 3.2 S. |
| Feb 18, 7:00 AM EST | SNOW 2.7 | 3 Wsw Waynesboro, PA | COCORAHS STATION PA-FN-13 WAYNESBORO 2.6 WSW. |
| Feb 18, 7:30 AM EST | SNOW 1.3 | 2 Ese Manchester, PA | COCORAHS STATION PA-YR-20 MOUNT WOLF 1.0 SE. |
| Feb 18, 7:45 AM EST | SNOW 3 | Willow Street, PA | |
| Feb 18, 7:53 AM EST | SNOW 0.9 | 1 Nnw Mechanicsburg, PA | COCORAHS STATION PA-CD-6 MECHANICSBURG 1.0 NNW. |
| Feb 18, 7:55 AM EST | SNOW 2.5 | 2 Sw Mcsherrystown, PA | COCORAHS STATION PA-AD-71 HANOVER 3.5 WSW. |
| Feb 18, 8:00 AM EST | SNOW 0.8 | 1 Ssw Linglestown, PA | COCORAHS STATION PA-DP-26 HARRISBURG 5.9 NE. |
| Feb 18, 8:00 AM EST | SNOW 1.3 | 4 N Pine Grove Furnace, PA | COCORAHS STATION PA-CD-19 CARLISLE 7.2 SSW. |
| Feb 18, 8:00 AM EST | SNOW 1.4 | Manchester, PA | |
| Feb 18, 8:00 AM EST | SNOW 1.5 | Lititz, PA | COCORAHS STATION PA-LN-22 LITITZ 0.3 WNW. |
| Feb 18, 8:00 AM EST | SNOW 1.8 | 2 Ne Highspire, PA | COCORAHS STATION PA-DP-14 MIDDLETOWN 2.9 NW. |
| Feb 18, 8:00 AM EST | SNOW 2.1 | Hanover, PA | |
| Feb 18, 8:00 AM EST | SNOW 2.5 | Chambersburg, PA | |
| Feb 18, 8:00 AM EST | SNOW 2.5 | Greencastle, PA | COCORAHS STATION PA-FN-1 GREENCASTLE 0.3 SSE. |
| Feb 18, 8:09 AM EST | SNOW 4.5 | Shrewsbury, PA | |
| Feb 18, 8:15 AM EST | SNOW 1.5 | Abbottstown, PA | |
| Feb 18, 8:15 AM EST | SNOW 1.5 | Lemoyne, PA | |
| Feb 18, 9:00 AM EST | SNOW 2.4 | 3 N Churchtown, PA | |
| Feb 18, 9:30 AM EST | SNOW 2 | Hershey, PA | |
| Feb 18, 9:30 AM EST | SNOW 2 | Lititz, PA | |
| Feb 18, 9:45 AM EST | SNOW 2.3 | Lemoyne, PA | |
| Feb 18, 9:50 AM EST | SNOW 3 | Hanover, PA | |
| Feb 18, 10:00 AM EST | SNOW 2.4 | Abbottstown, PA | |
| Feb 18, 10:00 AM EST | SNOW 2.9 | Chambersburg, PA | |
| Feb 18, 10:00 AM EST | SNOW 3.5 | Millersville, PA | |
| Feb 18, 10:00 AM EST | SNOW 6 | Stewartstown, PA | |
| Feb 18, 10:08 AM EST | SNOW 2.5 | 1 S Progress, PA | |
| Feb 18, 10:10 AM EST | SNOW 2.6 | Manchester, PA | MANCHESTER TWP. |
| Feb 18, 10:15 AM EST | SNOW 3 | Hanover, PA | |
| Feb 18, 10:15 AM EST | SNOW 3 | Mount Gretna, PA | |
| Feb 18, 10:15 AM EST | SNOW 3.5 | New Holland, PA | |
| Feb 18, 10:20 AM EST | SNOW 2.5 | Lemoyne, PA | |
| Feb 18, 10:20 AM EST | SNOW 2.8 | 2 S East Petersburg, PA | |
| Feb 18, 10:30 AM EST | SNOW 1.8 | Schuylkill Haven, PA | |
| Feb 18, 10:30 AM EST | SNOW 3.5 | Myerstown, PA | |
| Feb 18, 10:35 AM EST | SNOW 3.3 | Seven Valleys, PA | |
| Feb 18, 10:35 AM EST | SNOW 4.5 | Greencastle, PA | MIXING WITH SLEET. |
| Feb 18, 10:45 AM EST | SNOW 3.5 | Hanover, PA | HAS CHANGED OVER TO SLEET. |
| Feb 18, 10:47 AM EST | SNOW 3.5 | 1 S Willow Street, PA | |
| Feb 18, 10:50 AM EST | SNOW 2.2 | Marysville, PA | |
| Feb 18, 10:50 AM EST | SNOW 2.6 | Shiremanstown, PA | |
| Feb 18, 10:55 AM EST | SNOW 4.6 | Millersville, PA | CHANGED OVER TO SLEET. |
| Feb 18, 10:57 AM EST | SNOW 3.6 | 1 Nnw Mcsherrystown, PA | |
| Feb 18, 11:00 AM EST | SNOW 2.8 | 2 N Hummelstown, PA | SOUTH HANOVER TWP. |
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 12:00Z, 7.7 hours before the alert went out and 140 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
- 1229 m above ground
- 0-6 km bulk shear
- 87 kt
- 0-1 km storm-relative helicity
- -190 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
503 WWUS41 KCTP 171939 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 239 PM EST Wed Feb 17 2021 PAZ036-056>059-063>066-181245- /O.UPG.KCTP.WS.A.0007.210218T0900Z-210219T1500Z/ /O.NEW.KCTP.WS.W.0005.210218T0600Z-210219T1500Z/ Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams-York- Lancaster- Including the cities of Chambersburg, Newport, Harrisburg, Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, and Lancaster 239 PM EST Wed Feb 17 2021 ...WINTER STORM WARNING IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Heavy snow expected along with a light glaze of ice. Total snow accumulations of 6 to 9 inches and ice accumulations of a light glaze. * WHERE...Portions of central Pennsylvania. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...A period of sleet mixed with freezing rain is possible late Thursday afternoon which may produce a light glaze of ice. 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. && $$ PAZ035-181245- /O.UPG.KCTP.WS.A.0007.210218T0600Z-210219T1500Z/ /O.NEW.KCTP.WS.W.0005.210218T0600Z-210219T1500Z/ Fulton- Including the city of McConnellsburg 239 PM EST Wed Feb 17 2021 ...WINTER STORM WARNING IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Heavy snow expected. Total snow accumulations of 7 to 9 inches. * WHERE...Fulton County. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Travel could be difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...The snow may mix with sleet and freezing rain for a time late Thursday afternoon and evening, producing a light glaze of ice. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission strongly encourage motorists to heed all travel restrictions and delay unnecessary travel as significant winter weather conditions will make travel very hazardous. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ PAZ024>026-033-034-181245- /O.UPG.KCTP.WS.A.0007.210218T0600Z-210219T1500Z/ /O.NEW.KCTP.WW.Y.0015.210218T0600Z-210219T1500Z/ Cambria-Blair-Huntingdon-Somerset-Bedford- Including the cities of Johnstown, Altoona, Huntingdon, Mount Union, Somerset, and Bedford 239 PM EST Wed Feb 17 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches. * WHERE...Cambria, Blair, Huntingdon, Somerset and Bedford Counties. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Hazardous conditions could impact the morning or 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. && $$ PAZ012-017>019-027-028-037-041-042-045-046-049>053-181245- /O.UPG.KCTP.WS.A.0007.210218T0900Z-210219T1500Z/ /O.NEW.KCTP.WW.Y.0015.210218T0600Z-210219T1500Z/ Northern Clinton-Clearfield-Northern Centre-Southern Centre- Mifflin-Juniata-Tioga-Northern Lycoming-Sullivan-Southern Clinton- Southern Lycoming-Union-Snyder-Montour-Northumberland-Columbia- Including the cities of Renovo, DuBois, Clearfield, Philipsburg, State College, Lewistown, Mifflintown, Mansfield, Wellsboro, Trout Run, Laporte, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, and Berwick 239 PM EST Wed Feb 17 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches. * WHERE...Portions of central Pennsylvania. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
5 follow-up statements
528 WWUS41 KCTP 171959 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 259 PM EST Wed Feb 17 2021 PAZ035-036-056>059-063>066-181245- /O.CON.KCTP.WS.W.0005.210218T0600Z-210219T1500Z/ Fulton-Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams- York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Newport, Harrisburg, Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, and Lancaster 259 PM EST Wed Feb 17 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Heavy snow expected along with a light glaze of ice. Total snow accumulations of 6 to 9 inches and ice accumulations of a light glaze. * WHERE...Portions of central Pennsylvania. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...A period of sleet mixed with freezing rain is possible late Thursday afternoon which may produce a light glaze of ice. 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. && $$ PAZ012-017>019-024>028-033-034-037-041-042-045-046-049>053-181245- /O.CON.KCTP.WW.Y.0015.210218T0600Z-210219T1500Z/ Northern Clinton-Clearfield-Northern Centre-Southern Centre- Cambria-Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Tioga- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming- Union-Snyder-Montour-Northumberland-Columbia- Including the cities of Renovo, DuBois, Clearfield, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Mansfield, Wellsboro, Trout Run, Laporte, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, and Berwick 259 PM EST Wed Feb 17 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches. * WHERE...Cambria, Blair, Huntingdon, Somerset and Bedford Counties. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
208 WWUS41 KCTP 180044 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 744 PM EST Wed Feb 17 2021 PAZ035-036-056>059-063>066-181245- /O.CON.KCTP.WS.W.0005.210218T0600Z-210219T1500Z/ Fulton-Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams- York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Newport, Harrisburg, Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, and Lancaster 744 PM EST Wed Feb 17 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Heavy snow expected. Total accumulations of around 6 inches. * WHERE...Portions of central Pennsylvania. * WHEN...From 1 AM Thursday to 10 AM EST Friday. The heaviest snow will fall from around 8 am to around 1 pm Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Some sleet could mix with the snow along and south of the turnpike Thursday afternoon and 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. && $$ PAZ012-017>019-024>028-033-034-037-041-042-045-046-049>053-181245- /O.CON.KCTP.WW.Y.0015.210218T0600Z-210219T1500Z/ Northern Clinton-Clearfield-Northern Centre-Southern Centre- Cambria-Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Tioga- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming- Union-Snyder-Montour-Northumberland-Columbia- Including the cities of Renovo, DuBois, Clearfield, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Mansfield, Wellsboro, Trout Run, Laporte, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, and Berwick 744 PM EST Wed Feb 17 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM THURSDAY TO 10 AM EST FRIDAY... * WHAT...Snow expected. Total accumulations of 3 to 7 inches, with the highest amounts south of Interstate 80. * WHERE...Portions of central Pennsylvania. * WHEN...From 1 AM Thursday to 10 AM EST Friday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
028 WWUS41 KCTP 180804 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 304 AM EST Thu Feb 18 2021 PAZ035-036-056>059-063>066-182300- /O.CON.KCTP.WS.W.0005.000000T0000Z-210219T1500Z/ Fulton-Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams- York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Newport, Harrisburg, Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, and Lancaster 304 AM EST Thu Feb 18 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY... * WHAT...Heavy snow. Total snow accumulations of 5 to 7 inches. * WHERE...Portions of south central Pennsylvania. * WHEN...Until 10 AM EST Friday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning and evening commute. * ADDITIONAL DETAILS...Sleet could mix with snow along and south of U.S. Route 30 this afternoon and 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. && $$ PAZ012-017>019-024>028-033-034-037-041-042-045-046-049>053-182300- /O.CON.KCTP.WW.Y.0015.000000T0000Z-210219T1500Z/ Northern Clinton-Clearfield-Northern Centre-Southern Centre- Cambria-Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Tioga- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming- Union-Snyder-Montour-Northumberland-Columbia- Including the cities of Renovo, DuBois, Clearfield, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Mansfield, Wellsboro, Trout Run, Laporte, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, and Berwick 304 AM EST Thu Feb 18 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY... * WHAT...Snow. Total snow accumulations of 3 to 6 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 10 AM EST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. * ADDITIONAL DETAILS...Expect the highest snowfall amounts along and southeast of I-99/US-220. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$ MS/ST
069 WWUS41 KCTP 181527 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 1027 AM EST Thu Feb 18 2021 PAZ035-036-056>059-063>066-190300- /O.CON.KCTP.WS.W.0005.000000T0000Z-210219T1500Z/ Fulton-Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams- York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Newport, Harrisburg, Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, and Lancaster 1027 AM EST Thu Feb 18 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY... * WHAT...Heavy snow. Total snow accumulations of 5 to 7 inches. * WHERE...Portions of south central Pennsylvania. * WHEN...Until 10 AM EST Friday. * IMPACTS...Travel could difficult. The hazardous conditions could impact the morning and evening commute. * ADDITIONAL DETAILS...The bulk of the accumulation will occur through midday hours. A lull in the snowfall is expected from this afternoon into this evening before another round of light snow and mixed precipitation returns tonight. Sleet or patchy freezing rain may mix with snow along and south of U.S. Route 30 this afternoon into tonight. 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. && $$ PAZ012-017>019-024>028-033-034-037-041-042-045-046-049>053-190300- /O.CON.KCTP.WW.Y.0015.000000T0000Z-210219T1500Z/ Northern Clinton-Clearfield-Northern Centre-Southern Centre- Cambria-Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Tioga- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming- Union-Snyder-Montour-Northumberland-Columbia- Including the cities of Renovo, DuBois, Clearfield, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Mansfield, Wellsboro, Trout Run, Laporte, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, and Berwick 1027 AM EST Thu Feb 18 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY... * WHAT...Snow. Total snow accumulations of 2 to 5 inches. * WHERE...Portions of central Pennsylvania. * WHEN...Until 10 AM EST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning and evening commute. * ADDITIONAL DETAILS...A lull in the snowfall is expected to last from midday through the early evening before another round of light snow returns tonight. Expect the highest snowfall amounts along and southeast of I-99/US-220. PRECAUTIONARY/PREPAREDNESS ACTIONS... The Pennsylvania Department of Transportation and Pennsylvania Turnpike Commission remind motorists to adjust speeds based on driving conditions as winter weather impacts will include snow covered roads and limited visibility. Call 5 1 1 or visit www.511pa.com for the latest travel, roadway and traffic conditions. To report snow or ice, post to the NWS State College Facebook page, use Twitter @NWSStateCollege, or visit weather.gov/ctp. && $$
989 WWUS41 KCTP 181725 WSWCTP URGENT - WINTER WEATHER MESSAGE National Weather Service State College PA 1225 PM EST Thu Feb 18 2021 PAZ035-036-056>059-063>066-190500- /O.CAN.KCTP.WS.W.0005.000000T0000Z-210219T1500Z/ /O.NEW.KCTP.WW.Y.0016.210218T1725Z-210219T1500Z/ Fulton-Franklin-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams- York-Lancaster- Including the cities of McConnellsburg, Chambersburg, Newport, Harrisburg, Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, and Lancaster 1225 PM EST Thu Feb 18 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST FRIDAY... ...WINTER STORM WARNING IS CANCELLED... * WHAT...Periods of light snow and mixed precipitation. Additional snow accumulations of 1 to 3 inches with a light glaze of ice in spots. * WHERE...Portions of central Pennsylvania. * WHEN...Until 10 AM EST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...A lull in precipitation will last from early this afternoon into this evening, accompanied by areas of freezing drizzle. Another round of steadier light snow and mixed precipitation returns tonight, with 1 to 3 inches of additional snow accumulation possible tonight through mid morning Friday. 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. && $$ PAZ012-017>019-024>028-033-034-037-041-042-045-046-049>053-181830- /O.CAN.KCTP.WW.Y.0015.000000T0000Z-210219T1500Z/ Northern Clinton-Clearfield-Northern Centre-Southern Centre- Cambria-Blair-Huntingdon-Mifflin-Juniata-Somerset-Bedford-Tioga- Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming- Union-Snyder-Montour-Northumberland-Columbia- Including the cities of Renovo, DuBois, Clearfield, Philipsburg, State College, Johnstown, Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, Somerset, Bedford, Mansfield, Wellsboro, Trout Run, Laporte, Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, Sunbury, Shamokin, Bloomsburg, and Berwick 1225 PM EST Thu Feb 18 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... One to three inches of snow has fallen across the Advisory area, to be followed by a lull in precipitation this afternoon into this evening. Another period of lighter snow is expected later tonight into Friday, which will produce only an inch or two of additional accumulation. $$
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 2:39 PM EST | Winter Weather Advisory | CTP | Bedford, Blair, Cambria, Centre, Clearfield, Clinton and 12 more | 22 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.