Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 156, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Aug 7, 2008, 2:38 PM EDT for Clearfield County, Elk County, Pennsylvania. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 7, 2008, 2:38 PM EDT (18:38 UTC)
- Expired
- Aug 7, 2008, 3:15 PM EDT
- In force
- 37 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
Counties Clearfield County, PA, Elk County, PA
The radar
The State College radar (KCCX), 57 km from the middle of the area, began a volume at 18:38 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, 6.6 hours before the alert went out and 157 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
- 329 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 1133 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Aug 7, 2:03 PM EDT, 35 minutes earlier.
Area forecast discussion, Aug 7, 2:03 PM EDT, 35 minutes before
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</html>Hazardous weather outlook, Aug 7, 5:18 AM EDT, 9 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 518 AM EDT THU AUG 7 2008 PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056>059-063>066-080930- 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- 518 AM EDT THU AUG 7 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Special weather statement, Aug 7, 1:22 PM EDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 122 PM EDT THU AUG 7 2008 PAZ004-005-010-071815- ELK PA-MCKEAN PA-WARREN PA- 122 PM EDT THU AUG 7 2008 ...A STRONG THUNDERSTORM WILL AFFECT MCKEAN...NORTHWESTERN ELK AND SOUTHEASTERN WARREN COUNTIES... AT 118 PM EDT...A STRONG THUNDERSTORM WAS LOCATED NEAR WARREN... MOVING SOUTHEAST AT 25 MPH. WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM APPROACHES. THIS STORM WILL BE NEAR SHEFFIELD AROUND 130 PM...LUDLOW AROUND 135 PM...WETMORE AROUND 150 PM...KANE AROUND 200 PM...LEWIS RUN AROUND 205 PM AND MOUNT JEWETT AROUND 210 PM. THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 6...AND ROUTE 219. FORECASTER: MARTIN
Special weather statement, Aug 7, 2:11 PM EDT, 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 211 PM EDT THU AUG 7 2008 PAZ026-035-036-063-064-071915- ADAMS PA-CUMBERLAND PA-FRANKLIN PA-FULTON PA-HUNTINGDON PA- 211 PM EDT THU AUG 7 2008 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN FULTON...NORTHERN FRANKLIN...SOUTH CENTRAL HUNTINGDON...SOUTHWESTERN CUMBERLAND AND WEST CENTRAL ADAMS COUNTIES... AT 209 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 17 MILES NORTHEAST OF BREEZEWOOD...MOVING EAST AT 24 MPH. WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT STAY IN THE OPEN NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM APPROACHES. THIS STORM WILL BE NEAR FORT LITTLETON...AND SHADE GAP AROUND 220 PM...FANNETTSBURG AROUND 230 PM...WILLOW HILL AROUND 235 PM... AMBERSON VALLEY AROUND 245 PM...ROXBURY...AND UPPER STRASBURG AROUND 250 PM...ORRSTOWN...NEWBURG AND AND CHAMBERSBURG AROUND 300 PM. THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...THE PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 176 AND 202...I-70 BETWEEN MILE MARKERS 176 AND 202...I-81 BETWEEN MILE MARKERS 16 AND 36. THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 11...ROUTE 30...ROUTE 522. FORECASTER: MARTIN
Special weather statement, Aug 7, 2:26 PM EDT, 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 226 PM EDT THU AUG 7 2008 PAZ010>012-071945- CAMERON PA-ELK PA-NORTHERN CLINTON PA- 226 PM EDT THU AUG 7 2008 ...STRONG THUNDERSTORMS WILL AFFECT CENTRAL CAMERON...NORTH CENTRAL CLINTON AND SOUTHERN ELK COUNTIES... AT 221 PM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 14 MILES EAST OF ST. MARYS TO CLARION...MOVING EAST AT 25 MPH. THESE STORMS CONTAIN TORRENTIAL RAIN...DANGEROUS LIGHTNING...AND WIND GUSTS TO 40 MPH. THESE STORMS WILL BE NEAR BRANDY CAMP AROUND 250 PM...CAMERON AROUND 300 PM...STEVENSON DAM AROUND 315 PM...HICKS RUN AROUND 335 PM AND TAMARACK AROUND 345 PM. THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 219...STATE ROAD 255. FORECASTER: MARTIN
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 4:18 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Lycoming, Union | 57 min |
| Aug 7, 4:37 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Lebanon, Mifflin, Perry | 53 min |
| Aug 7, 4:50 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Franklin, York | 55 min |
| Aug 7, 5:04 PM EDT | Tornado Warning | CTP | Cumberland, Perry | 21 min |
| Aug 7, 5:11 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour, Northumberland, Schuylkill, Snyder and 1 more | 64 min |
| Aug 7, 5:27 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lancaster, Lebanon, Perry, York | 63 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2008Every severe thunderstorm warning in 2008
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.