Alert archive / Ohio / Flash Flood Warnings in 1992
Flash Flood Warning 68, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Aug 8, 1992, 11:23 PM EDT for Fairfield County, Ohio. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Aug 8, 1992, 11:23 PM EDT (03:23 UTC)
- Expired
- Aug 9, 1992, 3:30 AM EDT
- In force
- 4 hr
- Issued by
- NWS Charleston, WV
- Area
- Whole counties
County Fairfield County, OH
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 3.4 hours before the alert went out and 135 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
- 2370 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 705 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 105 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 6.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCMH 090326 FFWCMH OHC045-047-129-090730- BULLETIN - EBS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE COLUMBUS OH 1123 PM EDT SAT AUG 8 1992 THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A SMALL STREAM FLOOD WARNING EFFECTIVE UNTIL 330 AM EDT FOR PEOPLE IN THE FOLLOWING COUNTY...S... IN CENTRAL OHIO ...FAIRFIELD COUNTY...FAYETTE COUNTY...PICKAWAY COUNTY AT 1120 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF STRONG THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER NORTHERN FAYETTE... CENTRAL PICKAWAY AND SOUTHERN FAIRFIELD COUNTIES. THE STORMS WERE MOVING EAST AT 20 MILES AN HOUR. THIS LINE OF STORMS IS TRACKING OVER THE SAME AREA THAT THUNDERSTORMS MOVED THROUGH EARLIER TONIGHT. STREET FLOODING HAS BEEN REPORTED BY THE FAIRFIELD SHERIFFS DEPARTMENT IN BLOOM AND GREENFIELD TOWNSHIPS. THE ADDITIONAL RAINFALL WILL CAUSE SMALL STREAMS TO GO OUT OF THEIR BANKS. A FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST DEATHS IN FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS AN OVERFLOWING STREAM...EVEN A SMALL ONE...ON FOOT. MOVE TO HIGHER GROUND. RH
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 8, 10:50 PM EDT, 33 minutes before
WVZ002>009-012-VAZ015-016-090600 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 1045 PM EDT SAT AUG 8 1992 A SOLID LINE OF VIGOROUS THUNDERSTORMS IS APPROACHING WEST VIRGINIA. AT 1040 PM EDT...CHARLESTON WEATHER RADAR SHOWED A SOLID LINE OF VERY STRONG THUNDERSTORMS FROM DAYTON OHIO EASTWARD TO JUST NORTH OF BOTH CHILLOCOTHE OH AND PARKERSBURG WV...THEN NORTHEASTWARD ALONG THE OHIO RIVER TO JUST SOUTH OF WHEELING WV AND OVER PITTSBURGH PA. THE LINE OF THUNDERSTORMS IS MOVING SOUTH-SOUTHEAST ABOUT 30 MPH. AT THE PRESENT RATE OF SPEED...THUNDERSTORMS WILL REACH MORGANTOWN WV AND CLARKSBURG WV JUST AFTER MIDNIGHT AND REACH HUNTINGTON WV...CHARLESTON WV...AND ELKINS WV BETWEEN 1 AM AND 2 AM EDT SUNDAY MORNING. A STRONG AND INTENSIFYING DISTURBANCE ALOFT AND MOISTURE AT LOW LEVELS IS PROVIDING LARGE AMOUNTS OF ENERGY FOR THE THUNDERSTORMS. FOR THIS REASON...THE THUNDERSTORMS ARE NOT APT TO UNDERGO THE USUAL NOCTURNAL DECREASE IN ENERGY. EXPECT SUDDEN HEAVY RAIN...STRONG GUSTY WINDS...AND POSSIBLE HAIL WITH THE ONSET OF THE STORMS LATE TONIGHT. ELECTRICAL ACTIVITY IS UNUSUALLY INTENSE AND DANGEROUS. THE NATIONAL WEATHER SERVICE LIGHTNING DETECTION SYSTEM SHOWS UP TO 40 CLOUD-TO-GROUND LIGHTNING STRIKES EACH MINUTE IN SOME OF THE THUNDERSTORMS. EOM
Special weather statement, Aug 8, 10:57 PM EDT, 26 minutes before
WVZ002>009-012-VAZ015-016-090600 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLESTON WV 1045 PM EDT SAT AUG 8 1992 A SOLID LINE OF VIGOROUS THUNDERSTORMS IS APPROACHING WEST VIRGINIA. AT 1040 PM EDT...CHARLESTON WEATHER RADAR SHOWED A SOLID LINE OF VERY STRONG THUNDERSTORMS FROM DAYTON OHIO EASTWARD TO JUST NORTH OF BOTH CHILLOCOTHE OH AND PARKERSBURG WV...THEN NORTHEASTWARD ALONG THE OHIO RIVER TO JUST SOUTH OF WHEELING WV AND OVER TO PITTSBURGH PA. THE LINE OF THUNDERSTORMS IS MOVING SOUTH-SOUTHEAST ABOUT 30 MPH. AT THE PRESENT RATE OF SPEED...THUNDERSTORMS WILL REACH MORGANTOWN WV AND CLARKSBURG WV JUST AFTER MIDNIGHT AND REACH HUNTINGTON WV...CHARLESTON WV...AND ELKINS WV BETWEEN 1 AM AND 2 AM EDT SUNDAY MORNING. A STRONG AND INTENSIFYING DISTURBANCE ALOFT AND MOISTURE AT LOW LEVELS IS PROVIDING LARGE AMOUNTS OF ENERGY FOR THE THUNDERSTORMS. FOR THIS REASON...THE THUNDERSTORMS ARE NOT APT TO UNDERGO THE USUAL NOCTURNAL DECREASE IN ENERGY. EXPECT SUDDEN HEAVY RAIN...STRONG GUSTY WINDS...AND POSSIBLE HAIL WITH THE ONSET OF THE STORMS LATE TONIGHT. ELECTRICAL ACTIVITY IS UNUSUALLY INTENSE AND DANGEROUS. THE NATIONAL WEATHER SERVICE LIGHTNING DETECTION SYSTEM SHOWS UP TO 40 CLOUD-TO-GROUND LIGHTNING STRIKES EACH MINUTE IN SOME OF THE THUNDERSTORMS. EOM
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 11:23 PM EDT | Flash Flood Warning | RLX | Fayette, Pickaway | 4 hr |
Nearby
Flash Flood Warnings in Ohio, 1992Every flash flood warning in 1992
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.