Alert archive / Maryland / Flash Flood Warnings in 1989
Flash Flood Warning 30, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Jun 19, 1989, 10:14 PM EDT for Garrett County, Maryland. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Jun 19, 1989, 10:14 PM EDT (02:14 UTC)
- Expired
- Jun 19, 1989, 11:15 PM EDT
- In force
- 61 min
- Issued by
- NWS Charleston, WV
- Area
- Whole counties
County Garrett County, MD
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 2.2 hours before the alert went out and 121 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
- 55 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 1399 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 109 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 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
Special weather statement, Jun 19, 5:51 PM EDT, 4 hours 23 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE ELKINS WV 5:45 PM EDT MON JUN 19 1989 NATIONAL WEATHER SERVICE RADAR SHOWS A CLUSTER OF SHOWERS AND THUNDERSTORMS OVER NORTHWEST GARRETT COUNTY MARYLAND. AT 5:40 PM EDT THE HEAVIEST SHOWERS WAS WEST OF MCHENRY MARYLAND. THESE STORMS ARE MOVING SLOWLY TO THE NORTHEAST..AND WILL CONTINUE HEAVY RAINFALLS FOR THE NEXT HOUR OR TWO. THE CONTINUED HEAVY RAINFALL MAY CAUSE SOME SMALL STREAMS TO RISE QUICKLY OUT OF THEIR BANKBANKS. THESE STORMS WILL PRODUCE FREQUENT DANGEROUS LIGHTING..AND THEY MAY PRODUCE STRONG GUSTY WINDS. PEOPLE IN NORTHWEST GARRETT COUNTY MARYLAND ARE URGED TO KEEP A CLOSE WATCH ON CREEKS AND STREAMS..AND BE PREPARED TO MOVE TO HIGHER GROUND. END/HILL
Special weather statement, Jun 19, 5:54 PM EDT, 4 hours 20 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON WV 552 PM EDT MON JUN 19 1989 DO NOT USE RADAR SUMMARY AFTER 7 PM.. AT 540 PM EDT..CHARLESTON WEATHER RADAR DETECTED A THUNDERSTORM WITH HAIL AND EXTREMELY HEAVY RAIN IN EASTERN CLAY COUNTY IN WEST VIRGINIA. THE STORM WAS MOVING TO THE NORTH AT 25 MPH. VERY HEAVY RAIN...HAIL AND STRONG GUSTY WINDS WILL ACCOMPANY THIS STORM AS IT MOVE NORTH THROUGH EASTERN CLAY AND SOUTH BRAXTON COUNTY DURING THE NEXT HOUR. ELSEWHERE SCATTERED LIGHT SHOWERS AND EMBEDDED THUNDERSTORMS WITH HEAVY RAIN WERE LOCATED OVER CENTRAL WEST VIRGINIA. MOVEMENT WAS TO THE NORTH AT 25 MPH. END/LAPLANTE
Special weather statement, Jun 19, 8:55 PM EDT, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE ELKINS WV 8:30 PM EDT MON JUN 19 1989 NATIONAL WEATHER SERVICE RADAR SHOWS SHOWERS AND THUNDERSTORMS WERE OVER MUCH OF THE NORTH CENTRAL...NORTHERN MOUNTAINS AND SOUTHERN PORTION OF THE POTOMAC HIGHLANDS OF WEST VIRGINIA, AND NEAR MT. SAVAGE IN NORTHEAST GARRETT COUNTY MARYLAND. THESE SHOWERS AND THUNDERSTORMS ARE MOVING TO THE NORTHEAST AROUND 25 MPH. MODERATE SHOWERS WERE ALSO OVER SOUTHERN SOMERSET COUNTY PENNSYLVANIA IN THE HEADWATERS OF WILLS CREEK. ALTHOUGH MOST OF THE SHOWERS ARE OF MODERATE INTENSITY...DUE TO THE SLOW MOVEMENT...RAINFALL AMOUNTS MAY CAUSE SMALL STREAMS TO RISE OUT OF THEIR BANKS RATHER QUICKLY. THESE STORMS WILL PRODUCE FREQUENT DANGEROUS LIGHTING..AND THEY MAY PRODUCE STRONG GUSTY WINDS. PERSONS LIVING IN NORTHWEST NORTH CENTRAL..AND THE NORTHERN MOUNTAINS OF WEST VIRGINIA AND GARRETT AND ALLEGANY COUNTIES IN MARYLAND ARE URGED TO KEEP A CLOSE WATCH ON CREEKS AND STREAMS THIS EVENING..AND BE PREPARED TO MOVE TO HIGHER GROUND. END/HILL
Special weather statement, Jun 19, 9:15 PM EDT, 59 minutes before
BULLETIN SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BECKLEY, WV 915 PM EDT MON JUN 19 1989 ...HEAVY RAINS MOVING INTO MINGO COUNTY WEST VIRGINIA... AT 905 PM EDT WEATHER SERVICE RADAR AT BECKLEY SHOWED AN AREA OF THUNDERSTORMS PRODUCING HEAVY RAIN MOVING INTO SOUTHERN MINGO COUNTY WEST VIRGINIA FROM SOUTHWEST VIRGINIA AND EASTERN KENTUCKY. THE AREA OF PRECIPITATION WAS SPREADING NORTH AT 20 MILES AN HOUR. THESE THUNDERSTORMS WILL PRODUCE HEAVY RAINFALL AND DANGEROUS LIGHTNING AS THEY MOVE NORTH THROUGH MINGO COUNTY DURING THE NEXT 1 TO 2 HOURS. THIS AREA HAS ALREADY RECEIVED A LARGE AMOUNT OF RAINFALL DURING THE PAST WEEK AND THE GROUND IS SATURATED. THEREFORE...THE HEAVY RAINS PRODUCED BY THESE THUNDERSTORMS MAY CAUSE SMALL STREAMS AND CREEKS TO RISE RAPIDLY TO BANKFULL. IF YOU LIVE IN MINGO COUNTY...YOU ARE URGED TO KEEP A CLOSE WATCH ON CREEKS AND STREAMS THIS EVENING AND BE PREPARED TO MOVE TO HIGHER GROUND IF FLOO6DING BEGINS. REPORT ANY FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. END/MEP
Nearby
Flash Flood Warnings in Maryland, 1989Every flash flood warning in 1989
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.