Alert archive / Texas / Flash Flood Warnings in 1990

Flash Flood Warning 171, NWS Fort Worth, TX

May 31, 1990Ellis County, Texas

NWS Fort Worth, TX issued this flash flood warning at May 31, 1990, 2:25 AM CDT for Ellis County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 31, 1990, 2:25 AM CDT (07:25 UTC)
Expired
May 31, 1990, 6:30 AM CDT
In force
4 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Ellis County, TX

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

Longview/Gregg, TX (KGGG), launched 00:00Z, 7.4 hours before the alert went out and 206 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, Longview/Gregg, TX at 00:00Z on 1990-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3079 joules per kilogram.LCLLFCEL10008507005003002001001 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, Longview/Gregg, TX at 00:00Z on 1990-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 214 square meters per square second.193958Sfc1 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
3079 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
745 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
214 m²/s²
0-3 km storm-relative helicity
326 m²/s²
Significant tornado parameter
4.9
Supercell composite
24.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, May 30, 10:37 PM CDT, 3 hours 48 minutes before
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Special weather statement, May 30, 11:19 PM CDT, 3 hours 6 minutes before
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Special weather statement, May 31, 1:38 AM CDT, 47 minutes before
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<body>
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 30, 7:39 PM CDTSevere Thunderstorm WarningFWDHopkins, Hunt66 min
May 30, 7:39 PM CDTSevere Thunderstorm WarningFWDFannin66 min
May 30, 7:56 PM CDTTornado WarningFWDHopkins49 min
May 30, 8:00 PM CDTSevere Thunderstorm WarningFWDMadison60 min
May 30, 8:15 PM CDTSevere Thunderstorm WarningFWDLimestone60 min
May 30, 8:19 PM CDTSevere Thunderstorm WarningFWDFalls41 min
May 30, 8:43 PM CDTSevere Thunderstorm WarningFWDFranklin, Hopkins, Wood62 min
May 30, 9:00 PM CDTSevere Thunderstorm WarningFWDRains60 min
May 30, 9:05 PM CDTSevere Thunderstorm WarningFWDFalls40 min
May 30, 9:50 PM CDTSevere Thunderstorm WarningFWDFalls, Limestone25 min
May 30, 10:06 PM CDTSevere Thunderstorm WarningFWDUpshur, Wood69 min
May 30, 10:27 PM CDTSevere Thunderstorm WarningFWDKaufman63 min
May 30, 11:30 PM CDTFlash Flood WarningFWDEllis3 hr
May 30, 11:30 PM CDTFlash Flood WarningFWDDallas, Kaufman2 hr
May 30, 11:58 PM CDTSevere Thunderstorm WarningFWDJohnson, Tarrant62 min
May 31, 12:10 AM CDTFlash Flood WarningFWDJohnson4 hr
May 31, 2:28 AM CDTSevere Thunderstorm WarningFWDErath, Hood62 min
May 31, 2:40 AM CDTFlash Flood WarningFWDEllis50 min
May 31, 11:03 AM CDTFlash Flood WarningFWDCherokee4 hr
May 31, 12:54 PM CDTFlash Flood WarningFWDAnderson, Henderson4 hr
May 31, 12:54 PM CDTFlash Flood WarningFWDSmith4 hr
May 31, 2:57 PM CDTFlash Flood WarningFWDCherokee2 hr
May 31, 5:08 PM CDTFlash Flood WarningFWDHenderson, Smith2 hr
May 31, 5:08 PM CDTFlash Flood WarningFWDEllis2 hr
May 31, 5:08 PM CDTFlash Flood WarningFWDAnderson, Cherokee4 hr
May 31, 5:09 PM CDTFlash Flood WarningFWDLeon, Robertson5 hr

Nearby

Flash Flood Warnings in Texas, 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.