Alert archive / Texas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 41, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 7, 2012, 9:02 PM CDT for Reagan County, Upton County, Texas. It was in force for 58 min. 4 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
- Apr 7, 2012, 9:02 PM CDT (02:02 UTC)
- Expired
- Apr 7, 2012, 10:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Storm-based polygon
Counties Reagan County, TX, Upton County, TX
The radar
The Midland/Odessa radar (KMAF), 95 km from the middle of the area, began a volume at 02:02 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 7, 9:25 PM CDT | HAIL 1.75 | 9 Se Stiles, TX | ESTIMATED WIND SPEEDS OVER 60 MPH ALSO REPORTED |
| Apr 7, 10:01 PM CDT | HAIL 1 | Big Lake, TX | |
| Apr 7, 10:01 PM CDT | HAIL 1.75 | Big Lake, TX | TRAINED SPOTTER ALSO REPORTED TREE BRANCHES DOWN. |
| Apr 7, 10:05 PM CDT | HAIL 1.5 | Big Lake, TX |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 7, 3:01 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 00:00Z, 2.0 hours before the alert went out and 96 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.
- Mixed-layer CAPE
- 190 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 3049 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -40 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
312
WUUS54 KMAF 080202
SVRMAF
TXC383-461-080300-
/O.NEW.KMAF.SV.W.0041.120408T0202Z-120408T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
902 PM CDT SAT APR 7 2012
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
REAGAN COUNTY IN WEST TEXAS...
SOUTHEASTERN UPTON COUNTY IN WEST TEXAS...
* UNTIL 1000 PM CDT
* AT 858 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 9 MILES NORTHEAST OF RANKIN TO
17 MILES EAST OF STILES...OR ALONG A LINE EXTENDING FROM 9 MILES
NORTHEAST OF RANKIN TO 21 MILES NORTHEAST OF BIG LAKE. THESE STORMS
WERE MOVING SOUTH AT 5 MPH.
* SEVERE THUNDERSTORMS WILL AFFECT THE FOLLOWING LOCATIONS...
STILES...FARM ROAD 33...FARM ROAD 1555...STATE HIGHWAY 137.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS... DEADLY CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. REMEMBER...IF YOU CAN
HEAR THUNDER... YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. SEEK
SAFE SHELTER NOW.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT
SATURDAY EVENING FOR SOUTHWESTERN TEXAS.
&&
LAT...LON 3108 10127 3109 10208 3138 10206 3158 10127
3158 10126
TIME...MOT...LOC 0201Z 222DEG 1KT 3131 10183 3145 10128
$$2 follow-up statements
136
WWUS54 KMAF 080230
SVSMAF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
930 PM CDT SAT APR 7 2012
TXC383-461-080300-
/O.CON.KMAF.SV.W.0041.000000T0000Z-120408T0300Z/
REAGAN TX-UPTON TX-
930 PM CDT SAT APR 7 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR SOUTHEASTERN UPTON AND REAGAN COUNTIES...
AT 925 PM CDT...A TRAINED WEATHER SPOTTER REPORTED A SEVERE
THUNDERSTORM PRODUCING GOLF BALL SIZE HAIL AND DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED 9 MILES SOUTHEAST OF
STILES...OR ABOUT 10 MILES NORTH OF BIG LAKE...MOVING SOUTH AT 20
MPH.
SOME LOCATIONS AFFECTED BY THE SEVERE THUNDERSTORM INCLUDE...
BIG LAKE...
STATE HIGHWAY 137 IN SOUTHERN REAGAN COUNTY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS... DEADLY CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. REMEMBER...IF YOU
CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.
SEEK SAFE SHELTER NOW.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT
SATURDAY EVENING FOR SOUTHWESTERN TEXAS.
&&
LAT...LON 3108 10127 3109 10208 3138 10206 3158 10127
3158 10126
TIME...MOT...LOC 0229Z 008DEG 18KT 3131 10144
$$312 WWUS54 KMAF 080243 SVSMAF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 943 PM CDT SAT APR 7 2012 TXC383-461-080300- /O.CON.KMAF.SV.W.0041.000000T0000Z-120408T0300Z/ REAGAN TX-UPTON TX- 943 PM CDT SAT APR 7 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR SOUTHEASTERN UPTON AND SOUTHERN REAGAN COUNTIES... AT 939 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED ON A LINE FROM RANKIN TO BIG LAKE ALONG STATE HIGHWAY 67...MOVING SOUTH AT 10 MPH. SOME LOCATIONS AFFECTED BY THE SEVERE THUNDERSTORM INCLUDE...BIG LAKE...RANKIN...BEST...TEXON...STATE HIGHWAY 67... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SATURDAY EVENING FOR SOUTHWESTERN TEXAS. && LAT...LON 3153 10126 3108 10127 3109 10208 3130 10207 TIME...MOT...LOC 0242Z 008DEG 18KT 3125 10145 $$
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 7:18 PM CDT | Severe Thunderstorm Warning | MAF | Midland | 36 min |
| Apr 7, 8:07 PM CDT | Severe Thunderstorm Warning | MAF | Reagan | 53 min |
| Apr 7, 8:14 PM CDT | Areal Flood Advisory | MAF | Crane, Ector, Glasscock, Midland, Reagan, Upton | 3 hr |
| Apr 7, 9:25 PM CDT | Areal Flood Advisory | MAF | Crane, Reagan, Upton | 3 hr |
| Apr 7, 9:26 PM CDT | Severe Thunderstorm Warning | MAF | Upton | 34 min |
| Apr 7, 10:00 PM CDT | Severe Thunderstorm Warning | MAF | Reagan, Upton | 60 min |
| Apr 7, 10:23 PM CDT | Severe Thunderstorm Warning | MAF | Pecos, Terrell | 67 min |
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.