Alert archive / Kentucky / Flash Flood Warnings in 1990

Flash Flood Warning 49, NWS Jackson, KY

December 30, 1990Johnson County, Lawrence County, Kentucky

NWS Jackson, KY issued this flash flood warning at Dec 30, 1990, 5:12 PM EST for Johnson County, Lawrence County, Kentucky. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Dec 30, 1990, 5:12 PM EST (22:12 UTC)
Expired
Dec 30, 1990, 9:15 PM EST
In force
4 hr
Issued by
NWS Jackson, KY
Area
Whole counties

Counties Johnson County, KY, Lawrence County, KY

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 12:00Z, 10.2 hours before the alert went out and 52 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 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Huntington/Tri S, WV at 12:00Z on 1990-12-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 482 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
NaN m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
482 m²/s²
0-3 km storm-relative helicity
463 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 KHTS 302214
FFWHTS
KYC019-043-115-127-OHC087-310215-
 
BULLETIN
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE HUNTINGTON WV
512 PM EST SUN DEC 30 1990
 
THE NATIONAL WEATHER SERVICE IN HUNTINGTON HAS ISSUED A
SMALL STREAM AND URBAN FLOOD WARNING EFFECTIVE UNTIL  915 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST KENTUCKY
          ...BOYD...CARTER...JOHNSON...LAWRENCE
IN SOUTH OHIO
          ...LAWRENCE
 
IN OLIVE HILL KENTUCKY FLOODING IS OCCURRING ALONG TYGARTS IS
FLOODING INTO THE CITY. SMALL STREAMS ARE RUNNING AT BANKFUL
OR LEAVING THEIR BANKS ACROSS EASTERN KENTUCKY AND EXTREME SOUTHERN
OHIO.
 
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
HATFIELD/COSTELLO

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, 11:34 AM EST, 5 hours 38 minutes before
KYZ008-301830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
1130 AM EST SUN DEC 30 1990

...A FLOOD WATCH IS EFFECT FOR ALL OF SOUTHEAST KENTUCKY FOR THIS
AFTERNOON AND EVENING...

AT 1130 THIS MORNING...NO RAIN WAS FALLING ACROSS SOUTHEAST KENTUCKY...
BUT A LARGE AREA OF RAIN MOVING THROUGH CENTRAL KENTUCKY WILL BE MOVING
INTO THE COALFIELDS DURING THE AFTERNOON.

THIS RAIN WILL BE FALLING ON SATURATED GROUND...CAUSING RAPID RUNOFF
INTO ALREADY SWOLLEN CREEKS AND RIVERS.

IF YOU LIVE IN A LOW LYING OR FLOOD PRONE AREA...YOU SHOULD MONITOR
WATER LEVELS CLOSLY AND BE PREPARED TO MOVE TO HIGHER GROUND IF
RISING WATER IS OBSERVED OR IF A WARNING IS ISSUED.
ADDINGTON
Special weather statement, Dec 30, 1:05 PM EST, 4 hours 7 minutes before
KYZ008-301930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
100 PM EST SUN DEC 30 1990

...A FLOOD WATCH IS EFFECT FOR ALL OF SOUTHEAST KENTUCKY FOR THIS
AFTERNOON AND EVENING...

AT 100 PM...A LARGE AREA OF RAIN WAS APPROACHING THE WESTERN COUNTIES
OF SOUTHEAST KENTUCKY. MANY AREAS IN KENTUCKY RECEIVED MORE THAN AN
INCH OF RAIN FROM THIS SYSTEM AND IN SOUTHEAST KENTUCKY WHERE THE
GROUND IS ALREADY SATURATED AND CREEKS AND RIVERS ARE SWOLLEN FLOODING
WILL POSSIBLE DURING THE AFTERNOON AND EVENING HOURS.

IF YOU LIVE IN A LOW LYING OR FLOOD PRONE AREA...YOU SHOULD MONITOR
WATER LEVELS CLOSLY AND BE PREPARED TO MOVE TO HIGHER GROUND IF
RISING WATER IS OBSERVED OR IF A WARNI0NG IS ISSUED.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.
ADDINGTON
Special weather statement, Dec 30, 2:14 PM EST, 2 hours 58 minutes before
KYZ008-302030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
210 PM EST SUN DEC 30 1990

...A FLOOD WATCH IS EFFECT FOR ALL OF SOUTHEAST KENTUCKY FOR THIS
AFTERNOON AND EVENING...

AT 200 PM...AN AREA OF MODERATE TO HEAVY RAIN HAD MOVED INTO THE
NORTHWESTERN COUNTIES OF SOUTHEAST KENTUCKY. THE LEADING EDGE OF THE
RAIN WAS FROM JACKSON COUNTY...25 MILES WEST OF JACKSON THROUGH LEE
AND WOLFE TO MORGAN COUNTY ABOUT 15 MILES NORTH OF JACKSON. FLOODING
IS POSSIBLE ACROSS THE COALFIELDS THIS AFTERNOON AND EVENING AS THIS
RAIN SPREADS OVER THE REGION.

IF YOU LIVE IN A LOW LYING OR FLOOD PRONE AREA...YOU SHOULD MONITOR
WATER LEVELS CLOSLY AND BE PREPARED TO MOVE TO HIGHER GROUND eIF
RISING WATER IS OBSERVED OR IF A WARNING IS ISSUED.

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

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 30, 4:32 PM ESTFlash Flood WarningJKLBoyd3 hr
Dec 30, 5:12 PM ESTFlash Flood WarningJKLBoyd4 hr
Dec 30, 5:12 PM ESTFlash Flood WarningJKLCarter4 hr

Nearby

Flash Flood Warnings in Kentucky, 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.