Alert archive / Texas / Flash Flood Warnings in 1993
Flash Flood Warning 13, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this flash flood warning at Jun 25, 1993, 4:47 PM CDT for Houston County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 25, 1993, 4:47 PM CDT (21:47 UTC)
- Expired
- Jun 25, 1993, 7:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
County Houston County, TX
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 12:00Z, 9.8 hours before the alert went out and 139 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
- 1693 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KHOU 252148 FFWHOU TXC225-260045- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HOUSTON TX 447 PM CDT FRI JUN 25 1993 THE NATIONAL WEATHER SERVICE IN HOUSTON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION...... IN NORTHEAST TEXAS ...HOUSTON COUNTY AT 435 PM... RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN OVER HOUSTON COUNTY WEST OF CROCKETT. THESE STORMS HAVE PRODUCED NEARLY 3 INCHES OF RAIN IN THIS AREA IN THE PAST HOUR... AND THE HEAVY RAINS CONTINUE AS THESE STORMS DRIFT SLOWLY TO THE NORTHWEST. DUE TO THE SATURATED SOILS IN THIS AREA FROM RAINS OF THE PAST SEVERAL DAYS... FLASH FLOODING IS LIKELY OCCURRING OVER PARTS OF WESTERN HOUSTON COUNTY. HIGHWAYS 21... 7... AND 229 WEST OF CROCKET WILL BE THE MOST LIKELY TO BE AFFECTED BY HIGH WATER OVER THE NEXT FEW HOURS. MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
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, Jun 25, 2:01 PM CDT, 2 hours 46 minutes before
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
Special weather statement, Jun 25, 2:03 PM CDT, 2 hours 44 minutes before
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
Special weather statement, Jun 25, 3:56 PM CDT, 51 minutes before
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
Special weather statement, Jun 25, 3:58 PM CDT, 49 minutes before
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
Nearby
Flash Flood Warnings in Texas, 1993Every flash flood warning in 1993
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.