Alert archive / Texas / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 28, NWS Midland/Odessa, TX

April 12, 1999Jeff Davis County, Reeves County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 12, 1999, 10:44 PM CDT for Jeff Davis County, Reeves County, Texas. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 12, 1999, 10:44 PM CDT (03:44 UTC)
Expired
Apr 12, 1999, 11:45 PM CDT
In force
61 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

Counties Jeff Davis County, TX, Reeves County, TX

The radar

The Midland/Odessa radar (KMAF), 193 km from the middle of the area, began a volume at 03:46 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 3.7 hours before the alert went out and 348 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, Del Rio, TX at 00:00Z on 1999-04-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1367 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, Del Rio, TX at 00:00Z on 1999-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
1367 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
639 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.5

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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Midland/Odessa, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 12, 9:03 PM CDT, 1 hour 41 minutes earlier.

Area forecast discussion, Apr 12, 9:03 PM CDT, 1 hour 41 minutes before
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The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 12, 7:27 PM CDTSevere Thunderstorm WarningMAFBrewster63 min
Apr 12, 7:33 PM CDTSevere Thunderstorm WarningMAFLoving, Reeves, Ward62 min
Apr 12, 8:36 PM CDTSevere Thunderstorm WarningMAFBrewster49 min
Apr 12, 8:40 PM CDTFlash Flood WarningMAFBrewster110 min
Apr 12, 9:21 PM CDTSevere Thunderstorm WarningMAFCulberson, Jeff Davis64 min
Apr 13, 1:04 AM CDTSevere Thunderstorm WarningMAFGaines61 min
Apr 13, 3:21 PM CDTSevere Thunderstorm WarningMAFGaines24 min
Apr 13, 3:59 PM CDTTornado WarningMAFDawson, Gaines31 min
Apr 13, 4:54 PM CDTSevere Thunderstorm WarningMAFUpton36 min
Apr 13, 5:08 PM CDTSevere Thunderstorm WarningMAFMartin, Midland37 min
Apr 13, 5:31 PM CDTTornado WarningMAFMidland29 min
Apr 13, 5:35 PM CDTSevere Thunderstorm WarningMAFBorden, Dawson30 min
Apr 13, 5:58 PM CDTTornado WarningMAFGlasscock, Howard, Martin32 min
Apr 13, 5:58 PM CDTTornado WarningMAFMidland32 min
Apr 13, 6:02 PM CDTSevere Thunderstorm WarningMAFBorden63 min
Apr 13, 6:15 PM CDTSevere Thunderstorm WarningMAFBorden, Dawson, Howard, Martin30 min
Apr 13, 6:16 PM CDTFlash Flood WarningMAFGlasscock, Midland2 hr
Apr 13, 6:16 PM CDTTornado WarningMAFReagan29 min
Apr 13, 6:30 PM CDTSevere Thunderstorm WarningMAFGlasscock, Howard45 min
Apr 13, 6:45 PM CDTTornado WarningMAFBorden, Scurry50 min
Apr 12, 11:45 PM CDTSevere Thunderstorm WarningMAFLea65 min

Nearby

Severe Thunderstorm Warnings in Texas, 1999Every severe thunderstorm warning in 1999

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; radar from the NEXRAD Level II archive.