Alert archive / West Virginia / Flash Flood Warnings in 1998
Flash Flood Warning 70, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at May 24, 1998, 9:38 PM EDT for Marshall County, West Virginia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- May 24, 1998, 9:38 PM EDT (01:38 UTC)
- Expired
- May 25, 1998, 12:30 AM EDT
- In force
- 3 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Marshall County, WV
The radar
The Pittsburgh radar (KPBZ), 84 km from the middle of the area, began a volume at 01:28 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 00:00Z, 1.6 hours before the alert went out and 79 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
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KPIT 250139
FFWPIT
WVC051-250430-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
938 PM EDT SUN MAY 24 1998
THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MARSHALL COUNTY IN WEST VIRGINIA
INCLUDING MOUNDSVILLE
* UNTIL 1230 AM EDT
* AT 938 PM EDT WEATHER SERVICE DOPPLER RADAR INDICATED ANOTHER
THUNDERSTORM WITH HEAVY RAIN MOVING ACROSS CENTRAL MARSHALL
COUNTY. ALSO...MORE THUNDERSTORMS WERE ACROSS SOUTHERN GUERNSEY
AND NOBLE COUNTIES IN EAST-CENTRAL OHIO.
* THUNDERSTORMS WITH VERY HEAVY RAINFALL WILL CONINUE ACROSS THE
COUNTY FOR THE NEXT FEW HOURS.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO TZHE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
PITTSBURGH.
LAT...LON 3989 8078 3975 8082 3972 8069 3976 8056
4001 8055 4002 8063
KANEWhat forecasters said that day
The local office's own words before this flash flood 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, 3 hours 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, 2 hours 8 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, 2 hours 8 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 MONONGALIAThe office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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, 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
Flash Flood Warnings in West Virginia, 1998Every flash flood 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; radar from the NEXRAD Level II archive.