Alert archive / Ohio / Flash Flood Warnings in 1990

Flash Flood Warning 137, NWS Charleston, WV

December 30, 1990Franklin County, Licking County, Pickaway County, Ohio

NWS Charleston, WV issued this flash flood warning at Dec 30, 1990, 8:27 AM EST for Franklin County, Licking County, Pickaway County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Dec 30, 1990, 8:27 AM EST (13:27 UTC)
Expired
Dec 30, 1990, 11:30 AM EST
In force
3 hr
Issued by
NWS Charleston, WV
Area
Whole counties

Counties Franklin County, OH, Licking County, OH, Pickaway 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 12:00Z, 1.5 hours before the alert went out and 116 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, Dayton/James M C, OH at 12:00Z on 1990-12-30Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dayton/James M C, OH at 12:00Z on 1990-12-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 167 square meters per square second.19395878Sfc1 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
535 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
167 m²/s²
0-3 km storm-relative helicity
337 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 301327
FFWCMH
OHC049-089-129-301630-
 
BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
827 AM EST SUN DEC 30 1990
 
THE NATIONAL WEATHER SERVICE IN COLUMBUS HAS ISSUED A
SMALL STREAM AND URBAN FLOOD WARNING EFFECTIVE UNTIL 1130 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN CENTRAL OHIO
          ...FRANKLIN...LICKING...PICKAWAY
 
AT 820 AM NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA OF
RAIN OVER MUCH OF CENTRAL OHIO. HEAVIER RAIN WAS INDICATED OVER
PICKAWAY...FRANKLIN...AND LICKING COUNTIES. THE GROUND IS
SATURATED...AND STREAMS AND RIVERS IN THESE COUNTIES ARE NEAR
BANKFULL. RAIN WILL CONTINUE THIS MORNING...CAUSING FLOODING.
 
 
 
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
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
GROH

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 30, 3:08 AM ESTFlash Flood WarningRLXDelaware, Marion, Union4 hr
Dec 30, 6:20 AM ESTFlash Flood WarningRLXMadison3 hr
Dec 30, 7:21 AM ESTFlash Flood WarningRLXDelaware, Marion, Union3 hr
Dec 30, 9:22 AM ESTFlash Flood WarningRLXFayette, Madison3 hr
Dec 30, 10:41 AM ESTFlash Flood WarningRLXMuskingum3 hr
Dec 30, 10:41 AM ESTFlash Flood WarningRLXDelaware, Marion, Union3 hr
Dec 30, 10:41 AM ESTFlash Flood WarningRLXFairfield3 hr
Dec 30, 11:34 AM ESTFlash Flood WarningRLXFranklin, Licking, Pickaway3 hr
Dec 30, 11:34 AM ESTFlash Flood WarningRLXRoss3 hr
Dec 30, 11:34 AM ESTFlash Flood WarningRLXPerry3 hr
Dec 30, 12:27 PM ESTFlash Flood WarningRLXAthens, Hocking, Vinton3 hr
Dec 30, 12:27 PM ESTFlash Flood WarningRLXMorgan3 hr
Dec 30, 12:40 PM ESTFlash Flood WarningRLXFayette2 hr
Dec 30, 1:45 PM ESTFlash Flood WarningRLXFayette, Madison, Pickaway, Ross4 hr
Dec 30, 1:45 PM ESTFlash Flood WarningRLXDelaware, Marion, Union4 hr
Dec 30, 1:45 PM ESTFlash Flood WarningRLXFairfield, Licking, Muskingum, Perry4 hr
Dec 30, 1:45 PM ESTFlash Flood WarningRLXFranklin4 hr
Dec 30, 3:31 PM ESTFlash Flood WarningRLXAthens, Hocking, Vinton4 hr
Dec 30, 3:31 PM ESTFlash Flood WarningRLXMorgan4 hr
Dec 30, 5:45 PM ESTFlash Flood WarningRLXFayette, Franklin, Madison, Pickaway, Union12 hr
Dec 30, 5:45 PM ESTFlash Flood WarningRLXDelaware, Marion12 hr
Dec 30, 5:45 PM ESTFlash Flood WarningRLXLicking, Muskingum, Perry12 hr
Dec 30, 5:45 PM ESTFlash Flood WarningRLXRoss12 hr
Dec 30, 5:45 PM ESTFlash Flood WarningRLXFairfield12 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.