Alert archive / Texas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 8, NWS Midland/Odessa, TX

March 18, 2012Ector County, Winkler County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 18, 2012, 11:27 PM CDT for Ector County, Winkler County, Texas. It was in force for 63 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 18, 2012, 11:27 PM CDT (04:27 UTC)
Expired
Mar 19, 2012, 12:30 AM CDT
In force
63 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon

Counties Ector County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 32 km from the middle of the area, began a volume at 04:29 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.

What was reported inside it

TimeReportWhereRemark
Mar 19, 12:28 AM CDTTORNADO2 Ene Gardendale, TX*** 3 INJ *** TORNADO TOUCHED DOWN APPROXIMATELY 2 MILES ENE OF GARDENDALE AND TRANSLATED NE FOR APPROXIMATELY 1 MILE. MAXIMUM WIDTH APPROXIMATELY 50 YARDS. A BARN...A TRAVEL TRAILER...AND METAL OUTBUILDINGS WERE DESTROYED. A LARGE CAMPER...A RV...AND A HORSE
Mar 19, 12:30 AM CDTTSTM WND DMGGardendale, TX*** 2 INJ *** TRAILER HOME FLIPPED OVER

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 18, 10:50 PM CDTSevere Thunderstorm WatchSPC11 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 4.5 hours before the alert went out and 31 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, Midland Regional, TX at 00:00Z on 2012-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 786 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 2012-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 square meters per square second.19395878Sfc1 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
786 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
2412 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.7

Open this sounding in Storm Lab

The text

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

073 
WUUS54 KMAF 190427
SVRMAF
TXC135-495-190530-
/O.NEW.KMAF.SV.W.0008.120319T0427Z-120319T0530Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1127 PM CDT SUN MAR 18 2012

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ECTOR COUNTY IN WEST TEXAS...
  SOUTHEASTERN WINKLER COUNTY IN WEST TEXAS...

* UNTIL 1230 AM CDT

* AT 1120 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM NOTREES TO 16 MILES WEST OF
  PENWELL...OR ALONG A LINE EXTENDING FROM 16 MILES NORTHEAST OF
  KERMIT TO MONAHANS...MOVING EAST AT 30 MPH.

* SEVERE THUNDERSTORMS WILL AFFECT THE FOLLOWING LOCATIONS...
  NOTREES...
  PENWELL...
  GOLDSMITH...
  NORTH COWDEN...
  WEST ODESSA...
  ODESSA...
  GARDENDALE...
  PLEASANT FARMS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER... HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MIDLAND.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT MONDAY
MORNING FOR SOUTHWESTERN TEXAS.

&&

LAT...LON 3207 10229 3166 10231 3167 10287 3199 10286
TIME...MOT...LOC 0427Z 270DEG 24KT 3195 10278 3166 10279

$$
1 follow-up statement
601 
WWUS54 KMAF 190500
SVSMAF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1200 AM CDT MON MAR 19 2012

TXC495-190510-
/O.CAN.KMAF.SV.W.0008.000000T0000Z-120319T0530Z/
WINKLER TX-
1200 AM CDT MON MAR 19 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL WINKLER COUNTY IS
CANCELLED...

AT MIDNIGHT CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING HAD
WEAKENED. THEREFORE THE SEVERE THUNDERSTORM WARNING IS CANCELLED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT MONDAY
MORNING FOR SOUTHWESTERN TEXAS.

&&

LAT...LON 3202 10266 3207 10229 3166 10231 3167 10266
TIME...MOT...LOC 0500Z 263DEG 27KT 3202 10250 3173 10251

$$

TXC135-190530-
/O.CON.KMAF.SV.W.0008.000000T0000Z-120319T0530Z/
ECTOR TX-
1200 AM CDT MON MAR 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR EASTERN ECTOR COUNTY...

AT 1152 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM NORTH COWDEN TO PENWELL...OR
ALONG A LINE EXTENDING FROM 12 MILES NORTH OF WEST ODESSA TO 10 MILES
SOUTHWEST OF WEST ODESSA...MOVING EAST AT 30 MPH.

SOME LOCATIONS AFFECTED BY SEVERE THUNDERSTORMS INCLUDE...PLEASANT
FARMS...ODESSA AND GARDENDALE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER... HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MIDLAND.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT MONDAY
MORNING FOR SOUTHWESTERN TEXAS.

&&

LAT...LON 3202 10266 3207 10229 3166 10231 3167 10266
TIME...MOT...LOC 0500Z 263DEG 27KT 3202 10250 3173 10251

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 10:22 PM CDTSevere Thunderstorm WarningMAFAndrews, Gaines53 min
Mar 18, 10:29 PM CDTSevere Thunderstorm WarningMAFEctor, Ward, Winkler61 min
Mar 18, 11:47 PM CDTAreal Flood AdvisoryMAFEctor3 hr
Mar 19, 1:41 AM CDTSevere Thunderstorm WarningMAFDawson, Martin64 min
Mar 19, 2:09 AM CDTSevere Thunderstorm WarningMAFBorden, Dawson, Howard, Martin, Scurry66 min
Mar 19, 2:45 AM CDTSevere Thunderstorm WarningMAFHoward, Martin39 min
Mar 19, 3:19 AM CDTSevere Thunderstorm WarningMAFMidland, Upton56 min
Mar 19, 3:21 AM CDTWind AdvisoryMAFLoving, Ward, Winkler16 hr
Mar 19, 3:46 AM CDTTornado WarningMAFGlasscock, Midland29 min
Mar 19, 4:14 AM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Martin, Midland61 min
Mar 19, 4:47 AM CDTAreal Flood AdvisoryMAFHoward3 hr
Mar 19, 5:22 AM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Mitchell53 min
Mar 19, 5:50 AM CDTAreal Flood AdvisoryMAFMitchell, Scurry3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.