Alert archive / Pennsylvania / Special Weather Statements in 2017
Special Weather Statement, NWS State College, PA
NWS State College, PA issued this special weather statement at Aug 21, 2017, 3:13 PM EDT for Lycoming County, Pennsylvania. It was in force for 62 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
- Aug 21, 2017, 3:13 PM EDT (19:13 UTC)
- Expired
- Aug 21, 2017, 4:15 PM EDT
- In force
- 62 min
- Issued by
- NWS State College, PA
County Lycoming County, PA
The radar
The State College radar (KCCX), 100 km from the middle of the area, began a volume at 19:16 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 (KAGC), launched 12:00Z, 7.2 hours before the alert went out and 280 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
- 381 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1210 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 78 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 Aug 21, 1:22 PM EDT, 1 hour 51 minutes earlier.
Area forecast discussion, Aug 21, 1:22 PM EDT, 1 hour 51 minutes before
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</html>Hazardous weather outlook, Aug 21, 4:09 AM EDT, 11 hours 4 minutes before
Hazardous Weather Outlook National Weather Service State College PA 409 AM EDT Mon Aug 21 2017 PAZ028-036-042-046-049>053-056>059-063>066-220815- Juniata-Franklin-Sullivan-Southern Lycoming-Union-Snyder-Montour- Northumberland-Columbia-Perry-Dauphin-Schuylkill-Lebanon-Cumberland- Adams-York-Lancaster- 409 AM EDT Mon Aug 21 2017 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and Tonight. There will be a Marginal Risk of severe thunderstorms this afternoon and evening. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. There will be a Slight Risk of severe thunderstorms Tuesday afternoon and evening. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. PAZ004>006-010>012-017>019-024>027-033>035-037-041-045-220815- Warren-McKean-Potter-Elk-Cameron-Northern Clinton-Clearfield- Northern Centre-Southern Centre-Cambria-Blair-Huntingdon-Mifflin- Somerset-Bedford-Fulton-Tioga-Northern Lycoming-Southern Clinton- 409 AM EDT Mon Aug 21 2017 This Hazardous Weather Outlook is for central Pennsylvania. .DAY ONE...Today and Tonight. The probability of widespread severe weather will be low. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. There will be a Slight Risk of severe thunderstorms Tuesday afternoon and evening. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Special weather statement, Aug 21, 12:46 PM EDT, 2 hours 27 minutes before
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</html>Special weather statement, Aug 21, 2:15 PM EDT, 58 minutes before
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</html>Special weather statement, Aug 21, 3:13 PM EDT, 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 |
|---|---|---|---|---|
| Aug 21, 12:46 PM EDT | Special Weather Statement | CTP | Clearfield | 44 min |
| Aug 21, 2:15 PM EDT | Special Weather Statement | CTP | Clinton | 75 min |
| Aug 21, 3:35 PM EDT | Special Weather Statement | CTP | Lycoming | 55 min |
| Aug 21, 3:51 PM EDT | Special Weather Statement | CTP | Cambria | 39 min |
| Aug 21, 4:26 PM EDT | Special Weather Statement | CTP | Sullivan | 79 min |
| Aug 21, 5:35 PM EDT | Special Weather Statement | CTP | Lancaster | 40 min |
| Aug 21, 5:46 PM EDT | Special Weather Statement | CTP | Lebanon | 59 min |
| Aug 21, 6:38 PM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Aug 21, 6:49 PM EDT | Special Weather Statement | CTP | Franklin | 41 min |
| Aug 21, 7:31 PM EDT | Areal Flood Advisory | CTP | Lebanon | 3 hr |
Nearby
Special Weather Statements in Pennsylvania, 2017Every special weather statement in 2017
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.