Alert archive / Pennsylvania / Special Weather Statements in 2021
Special Weather Statement, NWS State College, PA
NWS State College, PA issued this special weather statement at Mar 1, 2021, 6:07 PM EST for Clearfield County, Pennsylvania. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 1, 2021, 6:07 PM EST (23:07 UTC)
- Expired
- Mar 1, 2021, 6:30 PM EST
- In force
- 23 min
- Issued by
- NWS State College, PA
County Clearfield County, PA
The radar
The State College radar (KCCX), 34 km from the middle of the area, began a volume at 23:09 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
Pittsburgh, PA (KPIT), launched 12:00Z, 11.1 hours before the alert went out and 152 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
- 600 m above ground
- 0-6 km bulk shear
- 116 kt
- 0-1 km storm-relative helicity
- -136 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS State College, PA wrote its last area forecast discussion before this special weather statement went out at Mar 1, 5:56 PM EST, 11 minutes earlier.
Area forecast discussion, Mar 1, 5:56 PM EST, 11 minutes before
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</html>Hazardous weather outlook, Mar 1, 12:01 PM EST, 6 hours 6 minutes before
Hazardous Weather Outlook National Weather Service State College PA 1201 PM EST Mon Mar 1 2021 PAZ028-050-056>059-063>066-021715- Juniata-Snyder-Perry-Dauphin-Schuylkill-Lebanon-Cumberland-Adams- York-Lancaster- 1201 PM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY... This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ024>027-033>036-021715- Cambria-Blair-Huntingdon-Mifflin-Somerset-Bedford-Fulton-Franklin- 1201 PM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 AM EST TUESDAY... This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ037-041-042-046-049-051>053-021715- Tioga-Northern Lycoming-Sullivan-Southern Lycoming-Union-Montour- Northumberland-Columbia- 1201 PM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT UNTIL 10 AM EST TUESDAY... This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. Isolated, brief heavy snow showers and squalls are possible late this afternoon into the evening commute. Potential squalls could impact the Route 6 and Interstate 80 corridors with localized whiteout conditions. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ005-006-010>012-017>019-045-021715- McKean-Potter-Elk-Cameron-Northern Clinton-Clearfield- Northern Centre-Southern Centre-Southern Clinton- 1201 PM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 AM EST TUESDAY... This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. Isolated, brief heavy snow showers and squalls are possible late this afternoon into the evening commute. Potential squalls could impact the Route 6 and Interstate 80 corridors with localized whiteout conditions and quick coating of snow. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Please listen to NOAA Weather Radio or go to weather.gov/StateCollege on the internet for more information about the following hazards. Wind Advisory. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report significant hazardous weather. PAZ004-021715- Warren- 1201 PM EST Mon Mar 1 2021 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...This afternoon and tonight. Wind gusts over 40 mph are possible this afternoon and early tonight. Isolated, brief heavy snow showers and squalls are possible late this afternoon into the evening commute. Potential squalls could impact the Route 6 corridor with localized whiteout conditions and quick coating of snow. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. MRS
In the hours before
Special weather statement, Mar 1, 4:06 PM EST, 2 hours 1 minute before
Special Weather Statement
National Weather Service State College PA
406 PM EST Mon Mar 1 2021
PAZ004-005-010-012200-
McKean PA-Warren PA-Elk PA-
406 PM EST Mon Mar 1 2021
...A SNOW SQUALL WILL AFFECT PARTS OF MCKEAN...WARREN...AND ELK
COUNTIES...
HAZARDS...A snow squall which can rapidly reduce visibility to a
quarter of a mile.
LOCATION AND MOVEMENT...At 405 PM EST, a snow squall was along a line
extending from near Frewsburg to Titusville and moving east at 55
MPH.
THIS SQUALL WILL BE NEAR...
Bradford around 435 PM EST.
Rew around 440 PM EST.
Coryville around 445 PM EST.
Ridgway, Johnsonburg and Portland Mills around 500 PM EST.
SAFETY INFO... Use extra caution if you must travel into or through
this squall.
Rapid changes in visibility and potentially slick roads are likely to
lead to accidents. Consider delaying travel until this squall passes
your location.
A rapid drop in temperature may lead to the rapid formation of black
ice on area roadways. Black ice is nearly impossible to see and
roadways may appear wet. Please use extreme caution, especially on
bridges, overpasses and around curves. Allow plenty of stopping
distance and avoid braking suddenly.
&&
LAT...LON 4199 7961 4200 7821 4162 7821 4161 7842
4141 7842 4140 7839 4127 7856 4140 7910
4145 7906 4144 7896 4162 7896 4163 7961
TIME...MOT...LOC 2105Z 283DEG 47KT 4210 7907 4161 7969
KFSpecial weather statement, Mar 1, 5:02 PM EST, 1 hour 5 minutes before
Special Weather Statement
National Weather Service State College PA
502 PM EST Mon Mar 1 2021
PAZ005-006-010>012-012245-
McKean PA-Potter PA-Northern Clinton PA-Cameron PA-Elk PA-
502 PM EST Mon Mar 1 2021
...A SNOW SQUALL WILL AFFECT PARTS OF MCKEAN...POTTER...NORTHERN
CLINTON...CAMERON...AND ELK COUNTIES...
HAZARDS...A snow squall which can rapidly reduce visibility to less
than a quarter of a mile.
LOCATION AND MOVEMENT...At 502 PM EST, a snow squall was along a line
extending from near Denton Hill State Park to 6 miles northeast of
Marienville and moving southeast at 40 MPH.
THIS SQUALL WILL BE NEAR...
Lyman Run State Park and Denton Hill State Park around 505 PM EST.
Cherry Springs State Park around 510 PM EST.
Ridgway, Portland Mills and Ole Bull State Park around 525 PM EST.
Brandy Camp around 535 PM EST.
Brockport around 540 PM EST.
Force around 545 PM EST.
SAFETY INFO...
Use extra caution if you must travel into or through this squall.
Rapid changes in visibility and potentially slick roads are likely to
lead to accidents. Consider delaying travel until this squall passes
your location.
A rapid drop in temperature may lead to the rapid formation of black
ice on area roadways. Black ice is nearly impossible to see and
roadways may appear wet. Please use extreme caution, especially on
bridges, overpasses and around curves. Allow plenty of stopping
distance and avoid braking suddenly.
&&
LAT...LON 4164 7760 4144 7760 4137 7754 4135 7748
4122 7814 4125 7864 4122 7865 4120 7871
4126 7874 4135 7893 4145 7905 4144 7896
4157 7895 4178 7780
TIME...MOT...LOC 2202Z 315DEG 34KT 4173 7786 4152 7902
BanghoffSpecial weather statement, Mar 1, 5:43 PM EST, 24 minutes before
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</html>Special weather statement, Mar 1, 6:07 PM EST, 0 minutes before
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</html>The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 1:38 AM EST | Areal Flood Advisory | CTP | Bedford | 5 hr |
| Mar 1, 2:33 AM EST | Dense Fog Advisory | CTP | Adams, Bedford, Blair, Centre, Clinton, Cumberland and 14 more | 5 hr |
| Mar 1, 3:40 AM EST | Wind Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 26 more | 23 hr |
| Mar 1, 8:04 AM EST | River Flood Warning | CTP | Somerset | 6 hr |
| Mar 1, 4:06 PM EST | Special Weather Statement | CTP | Elk, McKean, Warren | 54 min |
| Mar 1, 5:02 PM EST | Special Weather Statement | CTP | Cameron, Elk, Potter | 43 min |
| Mar 1, 5:43 PM EST | Special Weather Statement | CTP | Cameron | 32 min |
| Mar 1, 6:26 PM EST | Special Weather Statement | CTP | Centre | 34 min |
Nearby
Special Weather Statements in Pennsylvania, 2021Every special weather statement 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.