Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 52, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at May 24, 1998, 11:23 PM EDT for Washington County, Pennsylvania. It was in force for 57 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
- May 24, 1998, 11:23 PM EDT (03:23 UTC)
- Expired
- May 25, 1998, 12:20 AM EDT
- In force
- 57 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
County Washington County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 3.4 hours before the alert went out and 28 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
- 69 J/kg
- Mixed-layer CIN
- -185 J/kg
- Mixed-layer LCL
- 1081 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 277 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
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
Local storm report, May 24, 6:38 PM EDT, 4 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
638 PM EDT SUN MAY 24 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0615 PM MOUNDSVILLE WV 1 INCH HAIL
05/24/98 MARSHALL
0615 PM MOUNDSVILLE WV 50 MPH TSTM GUST
05/24/98 MARSHALL TREES DOWN
0617 PM MOUNDSVILLE WV 1 INCH HAIL
05/24/98 MARSHALL
0617 PM MOUNDSVILLE WV 1 INCH HAIL
05/24/98 MARSHALL
0617 PM MOUNDSVILLE WV 40 MPH TSTM GUST
05/24/98 MARSHALL TREES DOWN
0618 PM MOUNDSVILLE WV .75 INCH HAIL
05/24/98 MARSHALL
0626 PM GLENDALE WV 60 MPH TSTM GUST
05/24/98 MARSHALL TREES DOWNLocal storm report, May 24, 7:30 PM EDT, 3 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
730 PM EDT SUN MAY 24 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0640 PM GLEN EASTON WV 1.5 INCH HAIL
05/24/98 MARSHALL
0710 PM DAYBROOK WV 35 MPH TSTM GUST
05/24/98 MONONGALIA SMALL TREES DOWN
0716 PM CORE WV .75 INCH HAIL
05/24/98 MONONGALIALocal storm report, May 24, 7:30 PM EDT, 3 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
730 PM EDT SUN MAY 24 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0640 PM GLEN EASTON WV 1.5 INCH HAIL
05/24/98 MARSHALL
0710 PM DAYBROOK WV 35 MPH TSTM GUST
05/24/98 MONONGALIA SMALL TREES DOWN
0716 PM CORE WV .75 INCH HAIL
05/24/98 MONONGALIASpecial weather statement, May 24, 10:39 PM EDT, 44 minutes before
MDZ001-OHZ068-069-WVZ012-021>023-041-250500- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 1039 PM EDT SUN MAY 24 1998 ...THE TORNADO WATCH IS NO LONGER IN EFFECT... THE TORNADO WATCH HAS BEEN CANCELED FOR THE FOLLOWING COUNTIES... IN OHIO... MONROE AND NOBLE. IN WEST VIRGINIA... MARION...MONONGALIA...PRESTON...TUCKER AND WETZEL. AND IN THE MARYLAND PANHANDLE... GARRETT. THE ATMOSPHERE OVER NORTHERN WEST VIRGINIA AND EXTREME SOUTHEASTERN PORTION OF EAST CENTRAL OHIO HAVE BECOME MORE STABLE AND THE THREAT OF TORNADOES HAS DIMINISHED. THEREFORE...THE TORNADO WATCH HAS BEEN CANCELED. RHD/RSD
Special weather statement, May 24, 10:39 PM EDT, 44 minutes before
MDZ001-OHZ068-069-WVZ012-021>023-041-250500- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 1039 PM EDT SUN MAY 24 1998 ...THE TORNADO WATCH IS NO LONGER IN EFFECT... THE TORNADO WATCH HAS BEEN CANCELED FOR THE FOLLOWING COUNTIES... IN OHIO... MONROE AND NOBLE. IN WEST VIRGINIA... MARION...MONONGALIA...PRESTON...TUCKER AND WETZEL. AND IN THE MARYLAND PANHANDLE... GARRETT. THE ATMOSPHERE OVER NORTHERN WEST VIRGINIA AND EXTREME SOUTHEASTERN PORTION OF EAST CENTRAL OHIO HAVE BECOME MORE STABLE AND THE THREAT OF TORNADOES HAS DIMINISHED. THEREFORE...THE TORNADO WATCH HAS BEEN CANCELED. RHD/RSD
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 8:09 PM EDT | Severe Thunderstorm Warning | PBZ | Harrison, Jefferson | 66 min |
| May 25, 2:21 AM EDT | Severe Thunderstorm Warning | PBZ | Forest | 29 min |
| May 24, 8:23 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Ohio | 67 min |
| May 24, 8:42 PM EDT | Severe Thunderstorm Warning | PBZ | Tucker | 48 min |
| May 24, 9:38 PM EDT | Flash Flood Warning | PBZ | Marshall | 3 hr |
| May 24, 10:10 PM EDT | Flash Flood Warning | PBZ | Monongalia | 110 min |
| May 24, 11:45 PM EDT | Flash Flood Warning | PBZ | Monongalia | 3 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1998Every severe thunderstorm warning in 1998
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.