Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 252, NWS Midland/Odessa, TX

May 15, 2007Brewster County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 15, 2007, 4:12 PM CDT for Brewster 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 outline as issued.

The facts

Issued: May 15, 2007, 4:12 PM CDT (21:12 UTC)
Expired: May 15, 2007, 5:15 PM CDT
In force: 63 min
Issued by: NWS Midland/Odessa, TX
Area: Counties, with a storm outline in the text

County Brewster County, TX

The radar

The Midland/Odessa radar (KMAF), 244 km from the middle of the area, began a volume at 21:14 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

Midland Regional, TX (KMAF), launched 12:00Z, 9.2 hours before the alert went out and 244 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: 134 J/kg
Mixed-layer CIN: -293 J/kg
Mixed-layer LCL: 1650 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 85 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KMAF 152112
SVRMAF
TXC043-152215-
/O.NEW.KMAF.SV.W.0252.070515T2112Z-070515T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
412 PM CDT TUE MAY 15 2007

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL BREWSTER COUNTY IN SOUTHWEST TEXAS...

* UNTIL 515 PM CDT

* AT 410 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 22
  MILES SOUTHWEST OF MARATHON...OR 22 MILES SOUTH OF ALPINE...
  MOVING SOUTHEAST AT 10 MPH.  THIS STORM IS ON SH118.

* THE SEVERE THUNDERSTORM WILL AFFECT THE FOLLOWING LOCATIONS...
  WESTERN BREWSTER COUNTY...
  CENTRAL BREWSTER COUNTY...

DURING A SEVERE THUNDERSTORM... THE BEST PROTECTION CAN BE FOUND IN
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

TO REPORT SEVERE WEATHER ONLY... CALL THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 2988 10323 2988 10376 3026 10374 3022 10318

$$

1 follow-up statement

000 
WWUS54 KMAF 152142
SVSMAF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
441 PM CDT TUE MAY 15 2007

TXC043-152215-
/O.CON.KMAF.SV.W.0252.000000T0000Z-070515T2215Z/
BREWSTER TX-
441 PM CDT TUE MAY 15 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR CENTRAL BREWSTER COUNTY...

AT 440 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 20 MILES SOUTH OF ALPINE OR 15 MILES SOUTHWEST OF MARATHON...
MOVING EAST AT 15 MPH.

SOME LOCATIONS AFFECTED BY THE SEVERE THUNDERSTORM INCLUDE...
MARATHON.

TO REPORT SEVERE WEATHER ONLY... CALL THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 2988 10323 2988 10376 3026 10374 3022 10318

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 15, 1:22 PM CDT	Severe Thunderstorm Warning	MAF	Jeff Davis	53 min
May 15, 1:57 PM CDT	Severe Thunderstorm Warning	MAF	Presidio	63 min
May 15, 3:05 PM CDT	Severe Thunderstorm Warning	MAF	Presidio	55 min
May 15, 5:39 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	66 min
May 15, 6:50 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	55 min

Nearby

Severe Thunderstorm Warnings in Texas, 2007 Every severe thunderstorm warning in 2007

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.