Alert archive / Texas / Special Weather Statements in 2012

Special Weather Statement, NWS Midland/Odessa, TX

August 26, 2012Jeff Davis County, Texas

NWS Midland/Odessa, TX issued this special weather statement at Aug 26, 2012, 3:48 PM CDT for Jeff Davis County, Texas. It was in force for 27 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
Aug 26, 2012, 3:48 PM CDT (20:48 UTC)
Expired
Aug 26, 2012, 4:15 PM CDT
In force
27 min
Issued by
NWS Midland/Odessa, TX

County Jeff Davis County, TX

The radar

The Midland/Odessa radar (KMAF), 207 km from the middle of the area, began a volume at 20:50 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

Santa Teresa, NM (KEPZ), launched 12:00Z, 8.8 hours before the alert went out and 283 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, Santa Teresa, NM at 12:00Z on 2012-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 230 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, Santa Teresa, NM at 12:00Z on 2012-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.1939Sfc1 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
230 J/kg
Mixed-layer CIN
-164 J/kg
Mixed-layer LCL
1854 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 26, 2:34 PM CDT, 1 hour 14 minutes earlier.

Area forecast discussion, Aug 26, 2:34 PM CDT, 1 hour 14 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
234 PM CDT SUN AUG 26 2012

.DISCUSSION...

MAIN FOCUS IN THE SHORT TERM IS THE WEAK UPPER LEVEL SHEAR AXIS
STRETCHED ACROSS OUR REGION AND PRECIPITATION CHANCES ASSOCIATED
WITH IT. SCATTERED SHOWERS AND THUNDERSTORMS THAT FORM THIS
AFTERNOON MAY CONTINUE INTO THE NIGHT...ESPECIALLY ACROSS EASTERN
PARTS OF THE PERMIAN BASIN WHERE MOISTURE AND LIFT ARE GREATER. AS
WAS THE CASE YESTERDAY...SOME STORMS MAY PRODUCE GUSTY WINDS UP TO
50 MPH AND SMALL HAIL. STORM MOTION WILL AGAIN BE SLOW WITH WEAK
FLOW ALOFT SO HEAVY RAINFALL AND LOCALIZED FLASH FLOODING CAN NOT BE
RULED OUT WITH ANY STORM. THE UPPER SHEAR AXIS LOOKS TO WEAKEN AND
PUSH FURTHER SOUTH ON MONDAY AFFECTING AREAS MOSTLY SOUTH OF THE I 10
CORRIDOR.

AN UPPER RIDGE IS EXPECTED TO BUILD NORTH INTO THE CENTRAL PLAINS BY
MIDWEEK. THIS WILL ALLOW A WEAK WAVE TO PROPAGATE SOUTHWEST AROUND
THE PERIPHERY OF THE HIGH ON WEDNESDAY. INTRODUCED POPS FOR THIS
TIME FRAME OVER OUR SW CWA AS BOTH THE GFS AND NAM SHOW THIS
FEATURE.

ATTENTION THEN TURNS TO THE GULF OF MEXICO AS MODELS CONTINUE TO
STRUGGLE WITH THE EVENTUAL TRACK OF TROPICAL CYCLONE ISAAC. LATEST
12Z GUIDANCE HAS CONTINUED THE TREND OF SHIFTING ISAAC WEST WITH
TIME. THE BIG QUESTION IS WILL THE TROPICAL SYSTEM MOVE QUICK ENOUGH
TO BE PICKED UP BY AN EAST COAST TROUGH. ANOTHER POSSIBILITY IS THAT
ISAAC COULD BE DRIVEN WEST WITHIN THE UPPER FLOW AS THE UPPER HIGH
BUILDS EAST ACROSS THE MID MISSISSIPPI RIVER VALLEY. TIME WILL TELL
AND THE FORECAST WILL CONTINUE TO BE REFINED AS ISAAC IS JUST
ENTERING THE GULF OF MEXICO THIS AFTERNOON. IF THE PROJECTED TRACK
OF THE TROPICAL SYSTEM CONTINUES TO SHIFT WEST WE MAY SEE LOWER
DEWPOINTS AND INCREASED NORTHERLY FLOW WHICH COULD LEAD TO FIRE
WEATHER CONCERNS. ALSO WENT A BIT WARMER THAN GUIDANCE ON HIGH
TEMPERATURES AS MODELS CONTINUE TO BE TOO COOL GIVEN DRY SOIL.

&&

.PRELIMINARY POINT TEMPS/POPS...
ANDREWS TX                 68  90  69  91  /  20  20   0  10
BIG SPRING TX              70  92  69  93  /  30  20  10  20
CARLSBAD NM                69  91  67  92  /  20  10  10  10
DRYDEN TX                  73  91  73  95  /  20  30  20  20
FORT STOCKTON TX           69  87  68  91  /  20  30  20  20
GUADALUPE PASS TX          64  83  62  84  /  20  30  20  10
HOBBS NM                   67  90  65  90  /  20  10   0  10
MARFA TX                   62  80  59  83  /  20  30  20  20
MIDLAND INTL AIRPORT TX    69  91  68  92  /  30  20  10  10
ODESSA TX                  69  89  69  91  /  20  20  10  10
WINK TX                    71  92  73  94  /  20  20  10  10

&&

.MAF WATCHES/WARNINGS/ADVISORIES...
NM...NONE.
TX...NONE.

&&

10/29
Hazardous weather outlook, Aug 26, 2:23 PM CDT, 1 hour 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
223 PM CDT SUN AUG 26 2012

NMZ027>029-033-034-TXZ045>048-050>053-057>063-067>070-074-075-
079>082-258-271930-
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-
223 PM CDT SUN AUG 26 2012 /123 PM MDT SUN AUG 26 2012/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS ARE POSSIBLE TODAY AND TONIGHT ACROSS
SOUTHEAST NEW MEXICO AND WEST TEXAS. THE MAIN IMPACTS WILL BE
LOCALLY HEAVY RAINFALL AND FREQUENT LIGHTNING. ALSO...STRONG GUSTY
WINDS AND SMALL HAIL WILL BE POSSIBLE WITH STRONGER STORMS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THUNDERSTORMS WILL BE POSSIBLE THROUGH TUESDAY ACROSS MUCH OF THE
AREA WITH THE FOCUS SHIFTING SOUTH OF THE I-10 CORRIDOR. THE MAIN
IMPACTS WILL BE LOCALLY HEAVY RAINFALL...FREQUENT LIGHTNING AND
OCCASIONALLY GUSTY WINDS.

.SPOTTER INFORMATION STATEMENT...

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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, Aug 26, 3:33 PM CDT, 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
333 PM CDT SUN AUG 26 2012

NMZ028-033-034-262100-
SOUTHERN LEA COUNTY-CENTRAL LEA COUNTY-EDDY COUNTY PLAINS-
233 PM MDT SUN AUG 26 2012

...SIGNIFICANT WEATHER ADVISORY FOR A STRONG THUNDERSTORM AFFECTING
EAST CENTRAL EDDY AND WEST CENTRAL LEA COUNTIES UNTIL 300 PM MDT...

A STRONG THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST OF HALFWAY AT 232
PM MDT...MOVING SOUTHWEST AT 5 MPH.  THIS STORM WILL IMPACT SH 31.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO HAIL AND STRONG WINDS... DEADLY CLOUD TO GROUND
LIGHTNING CAN BE EXPECTED. REMEMBER...IF YOU CAN HEAR THUNDER... YOU
ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER NOW.

&&

LAT...LON 3230 10403 3259 10406 3258 10373 3240 10369
TIME...MOT...LOC 2032Z 082DEG 6KT 3248 10382
Special weather statement, Aug 26, 3:48 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
348 PM CDT SUN AUG 26 2012

TXZ074-262115-
DAVIS/APACHE MOUNTAINS AREA-
348 PM CDT SUN AUG 26 2012

...SIGNIFICANT WEATHER ADVISORY FOR STRONG THUNDERSTORMS AFFECTING
CENTRAL JEFF DAVIS COUNTY UNTIL 415 PM CDT...

A STRONG THUNDERSTORM WAS LOCATED OVER CENTRAL JEFF DAVIS COUNTY AT
349 PM CDT...MOVING NORTH AT 5 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GUSTY WINDS... HAIL... HEAVY RAIN... AND DEADLY LIGHTNING ARE
POSSIBLE.

&&

LAT...LON 3094 10409 3102 10400 3094 10387 3084 10377
      3069 10386 3069 10407
TIME...MOT...LOC 2049Z 182DEG 5KT 3078 10397

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 7:03 PM CDTSevere Thunderstorm WarningMAFMartin, Midland37 min
Aug 25, 7:06 PM CDTFlash Flood WarningMAFMidland75 min
Aug 26, 4:08 PM CDTSpecial Weather StatementMAFBorden37 min
Aug 26, 4:56 PM CDTSpecial Weather StatementMAFWinkler34 min
Aug 26, 5:28 PM CDTSpecial Weather StatementMAFReeves32 min
Aug 26, 6:06 PM CDTAreal Flood AdvisoryMAFAndrews, Martin, Midland114 min
Aug 26, 6:15 PM CDTSevere Thunderstorm WarningMAFMidland60 min
Aug 26, 6:28 PM CDTSpecial Weather StatementMAFLoving32 min
Aug 26, 3:33 PM CDTSpecial Weather StatementMAFEddy27 min
Aug 26, 4:18 PM CDTSpecial Weather StatementMAFEddy27 min
Aug 26, 5:09 PM CDTSpecial Weather StatementMAFLea36 min

Nearby

Special Weather Statements in Texas, 2012Every special weather statement in 2012

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.