Alert archive / Texas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 118, NWS Midland/Odessa, TX

May 25, 2009Terrell County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 25, 2009, 8:27 PM CDT for Terrell County, Texas. It was in force for 63 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: May 25, 2009, 8:27 PM CDT (01:27 UTC)
Expired: May 25, 2009, 9:30 PM CDT
In force: 63 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon

County Terrell County, TX

The radar

The Midland/Odessa radar (KMAF), 191 km from the middle of the area, began a volume at 01:30 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, 1.5 hours before the alert went out and 153 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 804 J/kg
Mixed-layer CIN: -99 J/kg
Mixed-layer LCL: 2869 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

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 May 25, 6:41 PM CDT, 1 hour 46 minutes earlier.

Area forecast discussion, May 25, 6:41 PM CDT, 1 hour 46 minutes before

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Hazardous weather outlook, May 25, 1:48 PM CDT, 6 hours 39 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
148 PM CDT MON MAY 25 2009

NMZ027>029-033-034-TXZ045>048-050>053-057>063-067>070-074-075-
079>082-258-261900-
GUADALUPE MOUNTAINS OF EDDY COUNTY-EDDY COUNTY PLAINS-
NORTHERN LEA COUNTY-CENTRAL LEA COUNTY-SOUTHERN LEA COUNTY-GAINES-
DAWSON-BORDEN-SCURRY-ANDREWS-MARTIN-HOWARD-MITCHELL-
VAN HORN AND HIGHWAY 54 CORRIDOR-REEVES COUNTY AND UPPER TRANS PECOS-
LOVING-WINKLER-ECTOR-MIDLAND-GLASSCOCK-WARD-CRANE-UPTON-REAGAN-
DAVIS/APACHE MOUNTAINS AREA-PECOS-PRESIDIO VALLEY-MARFA PLATEAU-
BIG BEND AREA-TERRELL-GUADALUPE MOUNTAINS-
148 PM CDT MON MAY 25 2009 /1248 PM MDT MON MAY 25 2009/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST NEW
MEXICO...SOUTHWEST TEXAS AND WEST TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL BE POSSIBLE THIS
AFTERNOON AND EVENING...MAINLY OVER THE DAVIS MOUNTAINS...GLASS
MOUNTAINS...GUADALUPE MOUNTAINS...AND SOUTHEAST NEW MEXICO PLAINS. ANY
THUNDERSTORMS THAT DO DEVELOP WILL BE ACCOMPANIED BY FREQUENT
LIGHTNING. WHILE THUNDERSTORMS ARE EXPECTED TO REMAIN BELOW SEVERE
LIMITS...SMALL HAIL...GUSTY WINDS...AND BRIEF HEAVY RAINFALL WILL
BE LIKELY. MINOR FLOODING WILL ALSO POSSIBLE IN FLOOD PRONE AREAS
DUE TO THE POTENTIAL FOR LOCALIZED HEAVY RAINFALL AND SLOW STORM
MOVEMENT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

ISOLATED TO SCATTERED THUNDERSTORMS WILL BE POSSIBLE DURING THE
REMAINDER OF THE WEEK.  A FEW STORMS COULD PRODUCE SMALL
HAIL...GUSTY WINDS...AND BRIEF HEAVY RAINFALL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
MIDLAND CAN BE FOUND ON THE INTERNET AT /LOWER CASE/
HTTP://WEATHER.GOV/MIDLAND

In the hours before

Special weather statement, May 25, 7:00 PM CDT, 1 hour 27 minutes before

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Special weather statement, May 25, 7:02 PM CDT, 1 hour 25 minutes before

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Special weather statement, May 25, 7:05 PM CDT, 1 hour 22 minutes before

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Special weather statement, May 25, 7:08 PM CDT, 1 hour 19 minutes before

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Special weather statement, May 25, 7:55 PM CDT, 32 minutes before

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Special weather statement, May 25, 8:12 PM CDT, 15 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 4:35 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock	55 min
May 26, 4:51 PM CDT	Severe Thunderstorm Warning	MAF	Howard	54 min
May 26, 5:04 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock	56 min
May 26, 5:23 PM CDT	Severe Thunderstorm Warning	MAF	Howard	52 min
May 26, 5:45 PM CDT	Severe Thunderstorm Warning	MAF	Howard, Mitchell	60 min
May 26, 6:05 PM CDT	Severe Thunderstorm Warning	MAF	Borden, Scurry	55 min
May 26, 6:11 PM CDT	Severe Thunderstorm Warning	MAF	Howard	34 min
May 26, 6:31 PM CDT	Severe Thunderstorm Warning	MAF	Scurry	59 min
May 26, 6:57 PM CDT	Flash Flood Warning	MAF	Borden, Scurry	3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2009 Every severe thunderstorm warning in 2009

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.