Alert archive / Pennsylvania / Special Weather Statements in 2015
Special Weather Statement, NWS State College, PA
NWS State College, PA issued this special weather statement at May 18, 2015, 8:39 PM EDT for Dauphin County, Lebanon County, Pennsylvania. It was in force for 66 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
- May 18, 2015, 8:39 PM EDT (00:39 UTC)
- Expired
- May 18, 2015, 9:45 PM EDT
- In force
- 66 min
- Issued by
- NWS State College, PA
Counties Dauphin County, PA, Lebanon County, PA
The radar
The State College radar (KCCX), 116 km from the middle of the area, began a volume at 00:39 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.7 hours before the alert went out and 177 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
- 306 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 1649 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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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 May 18, 7:56 PM EDT, 43 minutes earlier.
Area forecast discussion, May 18, 7:56 PM EDT, 43 minutes before
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</html>Hazardous weather outlook, May 18, 9:54 AM EDT, 10 hours 45 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 954 AM EDT MON MAY 18 2015 PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056>059-063>066-191400- WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND- ADAMS-YORK-LANCASTER- 954 AM EDT MON MAY 18 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. THUNDERSTORMS WILL DEVELOP OVER MOST OF CENTRAL PA TODAY AND EARLY TONIGHT. SOME OF THE STORMS WILL MAKE TORRENTIAL DOWNPOURS OR GUSTY WINDS. THE RAINFALL MAY BECOME HEAVY ENOUGH TO MAKE MINOR FLOODING PROBLEMS...MAINLY WHERE MORE THAN ONE THUNDERSTORM OCCURS TODAY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUESTED.
In the hours before
Special weather statement, May 18, 6:59 PM EDT, 1 hour 40 minutes before
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</html>Special weather statement, May 18, 7:06 PM EDT, 1 hour 33 minutes before
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</html>Local storm report, May 18, 7:18 PM EDT, 1 hour 21 minutes before
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</html>Special weather statement, May 18, 7:25 PM EDT, 1 hour 14 minutes before
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</html>Special weather statement, May 18, 7:49 PM EDT, 50 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 |
|---|---|---|---|---|
| May 18, 8:11 PM EDT | Special Weather Statement | CTP | Dauphin, Northumberland, Perry, Snyder | 64 min |
| May 18, 9:45 PM EDT | Special Weather Statement | CTP | Tioga | 30 min |
Nearby
Special Weather Statements in Pennsylvania, 2015Every special weather statement in 2015
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.