Alert archive / Maryland / Flash Flood Warnings in 1989
Flash Flood Warning 41, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Jun 22, 1989, 11:12 PM EDT for Allegany County, Maryland. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 22, 1989, 11:12 PM EDT (03:12 UTC)
- Expired
- Jun 23, 1989, 1:15 AM EDT
- In force
- 2 hr
- Issued by
- NWS Charleston, WV
- Area
- Whole counties
County Allegany 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 3.2 hours before the alert went out and 134 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
- 797 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 39 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 22, 6:10 PM EDT, 5 hours 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTINGTON WV 607 PM EDT THU JUNE 22 1989 AT 600 PM EDT THIS EVENING WEATHER SERVICE RADAR INDICATED A THUNDERSTORM WITH VERY HEAVY RAINFALL JUST NORTHEAST OF WEST UNION IN ADAMS COUNTY OHIO. THIS THUNDERSTORM WAS MOVING SLOWLY SOUTHWEST TOWARD WEST UNION AT ABOUT 5 MPH. THE THUNDERSTORM MAY PRODUCE PERIODS OF HEAVY RAIN...HAIL...DAMAGING WINDS AND DANGEROUS LIGHTNING. WITH THE VERY SLOW MOVEMENT OF THIS STORM THERE MAY BE FLOODING OF SMALL STREAMS AND LOW LYING AREAS. IF THREATENING WEATHER APPROACHES SEEK SHELTER IN A SAFE PLACE IMMEDIATELY. STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. YOUNG...
Special weather statement, Jun 22, 6:15 PM EDT, 4 hours 57 minutes before
BULLETIN SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BECKLEY, WV 610 PM EDT THU JUN 22 1989 ...THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER MONROE COUNTY... AT 605 PM EDT WEATHER SERVICE RADAR AT BECKLEY SHOWED THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER MONROE COUNTY WEST VIRGINIA. THESE THUNDERSTORMS MAY ALSO PRODUCE STRONG GUSTY WINDS AND POSSIBLY SOME HAIL. LIGHTNING IS VERY DANGEROUS IN ANY THUNDERSTORM. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MILES AN HOUR. IF THREATENING WEATHER APPROACHES MOVE TO A SAFE SHELTER INDOORS. THESE THUNDERSTORMS MAY CAUSE SOME SMALL STREAM AND URBAN FLOODING. WATCH FOR RISING WATER LEVELS AND MOVE TO HIGHER GROUND IF FLOODING OCCURS. END/CGF
Special weather statement, Jun 22, 6:43 PM EDT, 4 hours 29 minutes before
BULLETIN SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BECKLEY, WV 640 PM EDT THU JUN 22 1989 ...THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER MONROE...MERCER... AND MCDOWELL COUNTIES. AT 635 PM EDT WEATHER SERVICE RADAR AT BECKLEY SHOWED THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER MONROE...MERCER...AND MCDOWELL COUNTIES IN SOUTHERN WEST VIRGINIA. THESE THUNDERSTORMS COULD CAUSE SOME SMALL STREAM AND URBAN FLOODING. THEY MAY ALSO PRODUCE STRONG GUSTY WINDS AND POSSIBLY SOME HAIL. LIGHTNING IS VERY DANGEROUS IN ANY THUNDERSTORM. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 15 MILES AN HOUR. IF THREATENING WEATHER APPROACHES MOVE TO A SAFE SHELTER INDOORS. WATCH FOR RISING WATER LEV!ELS AND MOVE TO HIGHER GROUND IF FLOODING APPEARS LIKELY. END/CGF
Special weather statement, Jun 22, 7:11 PM EDT, 4 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 710 PM EDT THU JUN 22 1989 ...THUNDERSTORMS WITH LOCALLY HEAVY DOWNPOURS MOVING SLOWLY NORTH- NORTHEAST ACROSS BRAXTON COUNTY... THUNDERSTORMS WITH LOCALLY HEAVY RAINS WAS CENTERED OVER BRAXTON COUNTY IN CENTRAL WEST VIRGINIA EARLY THIS EVENING. CHARLESTONS WEATHER RADAR INDICATED THAT THIS CELL WAS OVER THE TOWN OF SUTTON AND MOVING NORTH- NORTHEAST AT 15 MILES PER HOUR. DUE TO THE SLOW MOVEMENT OF THIS SYSTEM LOCALLY HEAVY RAINS MAY CAUSE SOME URBAN FLOODING OF STREETS AND ESPICALLY POOR DRAINAGE AREAS. BRIEF GUSTY WINDS MAY ACCOMPANY THESE STORMS ALONG WITH DANGEROUS LIGHTNING. OTHER THUNDERSTORMS WERE BUILDING TO THE> WEST IN ROANE COUNTY. JAMES
Special weather statement, Jun 22, 8:36 PM EDT, 2 hours 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 835 PM EDT THU JUN 22 1989 AT 830 PM HEAVY SHOWERS AND STRONG THUNDERSTORMS WERE OBSERVED BY THE CHARLESTON RADAR OVER CALHOUN COUNTY AND LEWIS COUNTY IN WEST VIRGINIA. THESE SHOWERS WILL CONTAIN GUSTY WINDS AND DANGEROUS LIGHTNING AS THEY MOVE THROUGH THAT AREA. HEAVY DOWNPOURS ARE ASSOCIATED WITH THESE STORMS AND IT MAY CAUSE URBAN FLOODING IN POOR DRAINAGE AREAS. THESE STORMS WERE MOVING TO THE NORTHWEST AT 15 MILES. END/ORCHANIAN
Special weather statement, Jun 22, 10:58 PM EDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 1055 PM EDT THU JUN 22 1989 AT 1050 PM STRONG THUNDERSTORMS WITH HEAVY DOWNPOURS..GUSTY WINDS AND DANGEROUS LIGHTNING WAS OBSERVED BY CHARLESTON WEATHER RADAR OVER WESTERN PRESTON COUNTY..TAYLOR COUNTY AND SOUTHERN MONONGALIA COUNTY. LOCALLY HEAVY DOWNPOURS IN THESE THUNDERSTORMS WILL CAUSE URBAN FLOODING IN POOR DRAINAGE AREAS AND REDUCE VISIBILITY TO NEAR ZERO AT TIMES. THIS STORM IS MOVING EAST AT 10 MILES AN HOUR. THIS STORM PRODUCED 1.10 INCHES OF RAIN IN ABOUT 11/2 HOURS AS IT MOVED THROUGH MARION COUNTY. NO PROBLEMS WERE REPORTED IN MARION COUNTY FROM THIS THUNDERSTORM. END/ORCHANIAN
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.