Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 108, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jul 13, 2014, 8:10 PM EDT for 4 counties in Pennsylvania. It was in force for 80 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
- Jul 13, 2014, 8:10 PM EDT (00:10 UTC)
- Expired
- Jul 13, 2014, 9:30 PM EDT
- In force
- 80 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
Counties Adams County, PA, Cumberland County, PA, Franklin County, PA, York County, PA
The radar
The Sterling radar (KLWX), 113 km from the middle of the area, began a volume at 00:14 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 13, 4:06 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.2 hours before the alert went out and 114 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
- 569 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 1600 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 172 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jul 13, 7:20 PM EDT, 50 minutes earlier.
Area forecast discussion, Jul 13, 7:20 PM EDT, 50 minutes before
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</html>Hazardous weather outlook, Jul 13, 7:58 PM EDT, 12 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 758 PM EDT SUN JUL 13 2014 PAZ024>028-033>036-041-042-046-049>053-056>059-063>066-150000- CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD-FULTON- FRANKLIN-NORTHERN LYCOMING-SULLIVAN-SOUTHERN LYCOMING-UNION-SNYDER- MONTOUR-NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON- CUMBERLAND-ADAMS-YORK-LANCASTER- 758 PM EDT SUN JUL 13 2014 ...SEVERE THUNDERSTORM WATCH 414 IN EFFECT UNTIL 11 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. SCATTERED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE AGAIN MONDAY AFTERNOON AND EVENING AS A WAVE OF SURFACE LOW PRESSURE AND UPPER AIR DISTURBANCE MOVES EAST ACROSS THE REGION. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ012-017>019-045-150000- NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE- SOUTHERN CLINTON- 758 PM EDT SUN JUL 13 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TONIGHT. THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. SCATTERED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE AGAIN MONDAY AFTERNOON AND EVENING AS A WAVE OF SURFACE LOW PRESSURE AND UPPER AIR DISTURBANCE MOVES EAST ACROSS THE REGION. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ004>006-010-011-037-150000- WARREN-MCKEAN-POTTER-ELK-CAMERON-TIOGA- 758 PM EDT SUN JUL 13 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. LAMBERT
In the hours before
Local storm report, Jul 13, 6:20 PM EDT, 1 hour 50 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE STATE COLLEGE PA
620 PM EDT SUN JUL 13 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0510 PM TSTM WND DMG JOHNSTOWN 40.33N 78.92W
07/13/2014 CAMBRIA PA 911 CALL CENTER
TREES AND WIRES DOWN IN THE CITY
0512 PM HAIL JOHNSTOWN 40.33N 78.92W
07/13/2014 E0.88 INCH CAMBRIA PA PUBLIC
0603 PM HAIL CHICKAREE 40.45N 78.88W
07/13/2014 E1.00 INCH CAMBRIA PA PUBLIC
&&
EVENT NUMBER CTP1400244 CTP1400245 CTP1400246
COLBERTLocal storm report, Jul 13, 7:01 PM EDT, 1 hour 9 minutes before
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</html>Local storm report, Jul 13, 7:35 PM EDT, 35 minutes before
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</html>Local storm report, Jul 13, 7:41 PM EDT, 29 minutes before
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</html>Special weather statement, Jul 13, 7:43 PM EDT, 27 minutes before
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</html>Special weather statement, Jul 13, 7:52 PM EDT, 18 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 |
|---|---|---|---|---|
| Jul 13, 8:01 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon, Perry | 59 min |
| Jul 13, 8:32 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Schuylkill | 58 min |
| Jul 13, 8:53 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, Perry, York | 3 hr |
| Jul 13, 8:59 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lancaster, Lebanon, York | 61 min |
| Jul 14, 3:42 AM EDT | Flash Flood Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 3 more | 17 hr |
| Jul 14, 12:59 PM EDT | Special Weather Statement | CTP | Blair, Cambria, Huntingdon, Mifflin | 76 min |
| Jul 14, 1:39 PM EDT | Areal Flood Advisory | CTP | Bedford, Blair, Cambria, Somerset | 111 min |
| Jul 14, 1:45 PM EDT | Special Weather Statement | CTP | Adams | 45 min |
| Jul 14, 1:59 PM EDT | Areal Flood Advisory | CTP | Huntingdon | 2 hr |
| Jul 14, 2:01 PM EDT | Special Weather Statement | CTP | Perry | 44 min |
| Jul 14, 2:39 PM EDT | Special Weather Statement | CTP | Dauphin | 36 min |
| Jul 14, 2:45 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon, Perry | 45 min |
| Jul 14, 3:13 PM EDT | Special Weather Statement | CTP | Lebanon | 47 min |
| Jul 14, 4:08 PM EDT | Special Weather Statement | CTP | Lancaster | 37 min |
| Jul 14, 4:25 PM EDT | Special Weather Statement | CTP | Adams, Cumberland, Franklin | 35 min |
| Jul 14, 5:40 PM EDT | Areal Flood Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more | 3 hr |
| Jul 14, 6:51 PM EDT | Flash Flood Warning | CTP | Lancaster, York | 3 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2014Every severe thunderstorm warning in 2014
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.