Alert archive / Ohio / Flash Flood Warnings in 1990

Flash Flood Warning 166, NWS Charleston, WV

December 30, 1990Morgan County, Ohio

NWS Charleston, WV issued this flash flood warning at Dec 30, 1990, 7:30 PM EST for Morgan County, Ohio. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Dec 30, 1990, 7:30 PM EST (00:30 UTC)
Expired
Dec 31, 1990, 5:45 AM EST
In force
10 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Morgan 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

Huntington/Tri S, WV (KHTS), launched 00:00Z, 0.5 hours before the alert went out and 150 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.

Skew-T log-pSkew-T log-p diagram, Huntington/Tri S, WV at 00:00Z on 1990-12-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Huntington/Tri S, WV at 00:00Z on 1990-12-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -176 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
582 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-176 m²/s²
0-3 km storm-relative helicity
-304 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KCMH 310030
FFWCMH
OHC073-163-009-115-311045-

BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
730 PM EST SUN DEC 30 1990

THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS CONTINUED A
SMALL STREAM FLOOD WARNING EFFECTIVE UNTIL  545 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...

IN SOUTH CENTRAL OHIO
          ...HOCKING...VINTON
IN SOUTHEAST OHIO
          ...ATHENS...MORGAN

SMALL STREAMS WILL REMAIN OUT OF THEIR BANKS THROUGH THE EARLY MORNING
HOURS IN SOUTH-CENTRAL AND SOUTHEAST OHIO. AT 725 PM EST NATIONAL
WEATHER SERVICE RADAR INDICATED LIGHT RAIN OVER SOUTHEASTERN OHIO.
ALTHOUGH THE RAIN HAS DECREASED WE STILL HAVE TO CONTEND WITH THE
RUNOFF AND THIS WILL CONTINUE TO KEEP THE SMALL STREAMS AND CREEKS
ALONG WITH THE RIVERS OUT OF THEIR BANKS FOR MOST OF THE NIGHT.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CRO[SS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  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, Dec 30, 2:27 PM EST, 5 hours 3 minutes before
WVZ002>009-012-VAZ015-016-302200-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE CHARLESTON WV
225 PM EST SUN DEC 30 1990

  ...STRONG THUNDERSTORMS  MOVE INTO CENTRAL WEST VIRGINIA...

AT 215 PM...WEATHER SERVICE RADAR IN CHARLESTON INDICATED A LINE OF
STRONG THUNDERSTORMS EXTENDED FROM 10 MILES WEST OF WILLIAMSON TO JUST
WEST OF CHARLESTON TO SPENCER TO THE GLENVILLE AREA.  THE STORMS ARE
JUST AHEAD OF A COLD FRONT SWEEPING THROUGH THE REGION.  THEY WILL MOVE
TO A LINE FROM WILLIAMSON TO CHARLESTON TO MORGANTOWN BETWEEN 230 AND
300 PM.

THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING WIND GUSTS TO BETWEEN
40 AMD 50 MPH...AND SMALL HAIL.  SHORT DURATION HEAVY RAINS WERE
REPORTED IN MANY AREAS AS THE LINE MOVED THROUGH.  THE MOVEMENT OF THE
LINE WAS TO THE SOUTHEAST AT 30 MPH.  MOVEMENT OF THE INDIVIDUAL
THUNDERSTORMS IN THE LINE WAS TO THE NORTHEAST AT 60 MPH.

A FLOOD WATCH FOR STREAMS AND CREEKS IS ALSO IN EFFEC`T THIS AFTERNOON
AND EVENING FOR WEST VIRGINIA AND EXTREME SOUTHWESTERN VIRGINIA.

END/REA
Special weather statement, Dec 30, 3:19 PM EST, 4 hours 11 minutes before
WVZ006>008-302100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BECKLEY WV
320 PM EST SUN DEC 30 1990

...FLOOD WATCH THIS AFTERNOON AND EVENING FOR ALL OF SOUTHERN WEST
VIRGINIA...

AT 315
Special weather statement, Dec 30, 3:24 PM EST, 4 hours 6 minutes before
WVZ006>008-302100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BECKLEY WV
320 PM EST SUN DEC 30 1990

...FLOOD WATCH THIS AFTERNOON AND EVENING FOR ALL OF SOUTHERN WEST
VIRGINIA...

AT 315 WEATHER RADAR AT BECKLEY SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS
THAT EXTENDED FROM SUTTON IN BRAXTON COUNTY TO NEAR GAULEY BRIDGE IN
FAYETTE COUNTY ON INTO BOONE COUNTY. THE HEAVIEST OF THE RAIN WAS LOCATED
OVER EASTERN KANAWAHA COUNTY NORTHEAST INTO CLAY COUNTY.

THESE STORMS WERE MOVING EASTWARD AT AROUND 40 MPH AND COULD PRODUCE BRIEF
VERY HEAVY RAIN AND STRONG GUSTY WIND. SOME MINOR FLOODING OF SMALL STREAMS
AND RAODWAYS MAY ALSO OCCURE.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.

END/BRAMBLE
Special weather statement, Dec 30, 3:50 PM EST, 3 hours 40 minutes before
KYZ006-OHZ008-009-WVZ003-302315

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTINGTON WV
345 PM EST SUN DEC 30 1990

...FLOOD WATCH FOR WESTERN WEST VIRGINIA UNTIL 8:00 PM TONIGHT...
EASTERN KENTUCKY UNTIL 10:30 PM
...FLASH FLOOD WATCH FOR SOUTH CENTRAL OHIO HAS BEEN CANCELLED...

ALL SMALL STREAMS ARE RUNNING AT HALF TO NEAR BANK FULL.
AREAS OF LIGHT TO MODERATE RAIN COVER THE MIDDLE OHIO VALLEY.
POSSIBLY UP TO A HALF INCH MORE OF RAIN IS POSSIBLE OVERNIGHT.
THIS RAIN WILL CONTINUE TO ADD TO THE PROBLEMS OF RISING STREAMS
DUE TO THE SATURATED GROUND.
DO NOT ATTEMPT TO DRIVE ACROSS FLOODED ROADWAYS AS YOUR VEHICLE COULD
BE SWEPT AWAY BY THE FORCE OF EVEN SHALLOW WATER.  STAY TUNED TO NOAA
WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

COSTELLO
Special weather statement, Dec 30, 5:59 PM EST, 1 hour 31 minutes before
WVZ006>008-310100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BECKLEY WV
600 PM EST SUN DEC 30 1990

...FLOOD WATCH IS IN EFFECT UNTIL MIDNIGHT FOR THE SOUTHERN AND CENTRAL
MOUNTAINS...AND THE GREENBRIER VALLEY UNTIL MIDNIGHT AND A FLOOOD WATCH
IS IN EFFECT FOR THE SOUTHWEST COAL FIELD UNTIL 8 PM THIS EVENING...

AT 550 WEATHER SERVICE RADAR AT BECKLEY SHOWED A LINE OF SHOWERS AND
POSSIBLE THUNDERSTORMS WITH HEAVY RAINFALL EXTENDING FROM WESTERN
NICHOLAS COUNTY SOUTHWEST THROUGH WESTERN FAYETTE...SOUTHERN KANAWHA...
SOUTHEASTERN BOONE...NORTHWEST RALEIGH...SOUTHERN LOGAN AND SOUTHERN
MINGO COUNTIES.

THESE STORMS WERE MOVING SOUTHEAST AT 20 MILES AN HOUR AND WILL PRODUCE
BRIEF VER.Y HEAVY RAIN AND STRONG GUSTY WINDS. SOME MINOR FLOODING OF
SMALL STREAMS AND RAODWAYS MAY OCCUR AS THEY MOVE THROUGH SOUTHERN
WEST VIRGINIA.
END/FUNDERBURK
Special weather statement, Dec 30, 6:12 PM EST, 1 hour 18 minutes before
WVZ006>008-310100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BECKLEY WV
600 PM EST SUN DEC 30 1990

...FLOOD WATCH IS IN EFFECT UNTIL MIDNIGHT FOR THE SOUTHERN AND CENTRAL
MOUNTAINS...AND THE GREENBRIER VALLEY UNTIL MIDNIGHT AND A FLOOD WATCH
IS IN EFFECT FOR THE SOUTHWEST COAL FIELD UNTIL 8 PM THIS EVENING...

AT 550 WEATHER SERVICE RADAR AT BECKLEY SHOWED A LINE OF SHOWERS AND
POSSIBLE THUNDERSTORMS WITH HEAVY RAINFALL EXTENDING FROM WESTERN
NICHOLAS COUNTY SOUTHWEST THROUGH WESTERN FAYETTE...SOUTHERN KANAWHA...
SOUTHEASTERN BOONE...NORTHWEST RALEIGH...SOUTHERN LOGAN AND SOUTHERN
MINGO COUNTIES.

THESE STORMS WERE MOVING SOUTHEAST AT 20 MILES AN HOUR AND WILL PRODUCE
BRIEF VERY; HEAVY RAIN AND STRONG GUSTY WINDS. SOME MINOR FLOODING OF
SMALL STREAMS AND ROADWAYS MAY OCCUR AS THEY MOVE THROUGH SOUTHERN
WEST VIRGINIA.
END/FUNDERBURK

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 30, 7:30 PM ESTFlash Flood WarningRLXAthens, Hocking, Vinton10 hr

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.