Alert archive / Ohio / Flash Flood Warnings in 1990
Flash Flood Warning 38, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Aug 4, 1990, 10:46 PM EDT for Ashland County, Crawford County, Richland County, Ohio. It was in force for 119 min.
The area
The counties it named.
The facts
- Issued
- Aug 4, 1990, 10:46 PM EDT (02:46 UTC)
- Expired
- Aug 5, 1990, 12:45 AM EDT
- In force
- 119 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Ashland County, OH, Crawford County, OH, Richland County, OH
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
Dayton/James M C, OH (KDAY), launched 00:00Z, 2.8 hours before the alert went out and 172 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
- 1258 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 726 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 153 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCLE 050244
FFWMFD
OHC005-033-139-050445-
BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE MANSFIELD OH
ISSUED BY CLEVELAND OH
1046 PM EDT SAT AUG 4 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A
SMALL STREAM AND URBAN FLOOD WARNING EFFECTIVE UNTIL 1245 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTH CENTRAL OHIO
...ASHLAND...CRAWFORD...RICHLAND
AT 1030 PM EDT RADAR CONTINUED TO SHOW AN AREA OF HEAVY RAIN AND
THUNDERSTORMS FROM EAST OF BUCYRUS THROUGH MANSFIELD AND INTO
ASHLAND COUNTY. THIS AREA OF HEAVY RAIN HAS MOVED LITTLE BETWEEN
830 PM AND 1030 PM. THE RAIN AREA WAS SINKING SLOWLY SOUTH.
AS OF 1030 PM FLOODING OF LOW LYING AREAS IN ASHLAND WAS REPORTED
BY THE POLICE.
STREAMS WERE RISING RAPIDLY. THE HEAVY RAIN SHOULD END AROUND
MIDNIGHT.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CvAR TO
CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY. MOVE TO HIGHER GROUND.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, Aug 4, 9:01 PM EDT, 1 hour 45 minutes before
OHZ007-009-011-050200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS OH 859 PM EDT SAT AUG 4 1990 RAIN SHOWERS AND THUNDERSTORMS WITH BRIEF HEAVY RAIN MOVED INTO CENTRAL OHIO THIS EVENING. AT 855 PM NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF RAIN SHOWERS WITH ISOLATED THUNDERSTORMS COVERING MOST OF CENTRAL OHIO. THIS AREA WAS MOVING EAST AT ABOUT 30 MPH. SOME OF THESE THUNDERSTORMS MAY PRODUCE VERY HEAVY RAIN AND CAUSE PONDING OF WATER IN LOW LYING AREAS. THE STORMS WILL MOVE OUT OF THE COLUMBUS AREA BY 1030 PM. MOTORISTS CAN EXPECT PERIODS OF BRIEF HEAVY RAINS TO CONTINUE OVER CENTRAL OHIO FOR MOST OF THIS EVENING. SMITH
Nearby
Flash Flood Warnings in Ohio, 1990Every flash flood warning in 1990
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.