Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 16, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Apr 15, 1996, 6:36 PM EDT for Allegheny County, Pennsylvania. It was in force for 54 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
- Apr 15, 1996, 6:36 PM EDT (22:36 UTC)
- Expired
- Apr 15, 1996, 7:30 PM EDT
- In force
- 54 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
County Allegheny County, PA
The radar
The Pittsburgh radar (KPBZ), 21 km from the middle of the area, began a volume at 22:40 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, 10.6 hours before the alert went out and 12 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
- 1490 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 519 m²/s²
- 0-3 km storm-relative helicity
- 505 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Apr 15, 3:52 PM EDT, 2 hours 44 minutes before
PAZ007-008-013-014-020>022-029>032-WVZ001>004-012-021>023-041- OHZ039>041-048>050-057>059-068-069-160200- SPECIAL WEATHER STATEMENT - TORNADO WATCH TIL 10 PM. NATIONAL WEATHER SERVICE PITTSBURGH PA 355 PM EDT MON APR 15 1996 ...TORNADO WATCH TIL 10 PM FOR EXTREME WESTERN PENNSYLVANIA...NORTHERN WEST VIRGINIA AND EAST CENTRAL OHIO... A TORNADO WATCH IS IN EFFECT UNTIL 10 PM FOR THE FOLLOWING COUNTIES... IN WESTERN PENNSYLVANIA... ALLEGHENY... ARMSTRONG... BEAVER... BUTLER... FAYETTE... GREENE... LAWRENCE... MERCER... VENANGO... WASHINGTON... AND WESTMORELAND. IN WEST VIRGINIA... BROOKE... HANCOCK... MARION... MARSHALL... MONONGALIA... OHIO... PRESTON... TUCKER... AND WETZEL. IN EAST CENTRAL OHIO... BELMONT... CARROLL... COLUMBIANA... COSHOCTON... GUERNSEY... HARRISON... JEFFERSON... MONROE... MUSKINGUM... NOBLE... AND TUSCARAWAS. A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND C:LOSE TO THE WATCH AREA PERSONS IN THESE AREAS FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. BE PREPARED TO TAKE COVER INDOORS AWAY FROM WINDOWS ON THE LOWEST POSSIBLE FLOOR.
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 6:15 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 45 min |
| Apr 15, 6:36 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 54 min |
| Apr 15, 6:36 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 54 min |
| Apr 15, 7:03 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 42 min |
| Apr 15, 5:54 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont | 51 min |
| Apr 15, 6:15 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke | 45 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1996Every severe thunderstorm warning in 1996
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.