Alert archive / Texas / Tornado Warnings in 2009
Tornado Warning 5, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this tornado warning at Apr 11, 2009, 8:29 PM CDT for Howard County, Mitchell County, Texas. It was in force for 46 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
- Apr 11, 2009, 8:29 PM CDT (01:29 UTC)
- Expired
- Apr 11, 2009, 9:15 PM CDT
- In force
- 46 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Storm-based polygon
Counties Howard County, TX, Mitchell County, TX
The radar
The San Angelo radar (KSJT), 104 km from the middle of the area, began a volume at 01:29 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.
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 11, 3:18 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 1.5 hours before the alert went out and 313 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1592 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 231 m²/s²
- 0-3 km storm-relative helicity
- 571 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KMAF 120129 TORMAF TXC227-335-120215- /O.NEW.KMAF.TO.W.0005.090412T0129Z-090412T0215Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 829 PM CDT SAT APR 11 2009 THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN HOWARD COUNTY IN WEST TEXAS... SOUTHERN MITCHELL COUNTY IN WEST TEXAS... * UNTIL 915 PM CDT * AT 826 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 37 MILES SOUTHWEST OF LORAINE...OR 16 MILES SOUTHEAST OF BIG SPRING...MOVING EAST AT 40 MPH. * THE TORNADO WILL AFFECT THE FOLLOWING LOCATIONS... LORAINE... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO MAY FORM AT ANY TIME... TAKE COVER NOW. ABANDON MOBILE HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS. TORNADOES AT NIGHT ARE ESPECIALLY DANGEROUS. DO NOT WAIT UNTIL YOU SEE OR HEAR THE TORNADO...IT MAY BE TOO LATE. TAKE COVER NOW. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SATURDAY EVENING FOR SOUTHEAST NEW MEXICO AND SOUTHWESTERN TEXAS. && LAT...LON 3209 10131 3218 10136 3243 10066 3209 10067 TIME...MOT...LOC 0129Z 250DEG 35KT 3213 10121 $$
2 follow-up statements
000 WWUS54 KMAF 120154 SVSMAF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 854 PM CDT SAT APR 11 2009 TXC227-120159- /O.CAN.KMAF.TO.W.0005.000000T0000Z-090412T0215Z/ HOWARD TX- 854 PM CDT SAT APR 11 2009 ...THE TORNADO WARNING FOR SOUTHEASTERN HOWARD COUNTY IS CANCELLED... AT 849 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STORM THAT PROMPTED THE TORNADO WARNING HAD WEAKENED. THEREFORE THE TORNADO WARNING IS CANCELLED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SATURDAY EVENING FOR SOUTHEAST NEW MEXICO AND SOUTHWESTERN TEXAS. && LAT...LON 3209 10117 3225 10117 3243 10066 3209 10067 TIME...MOT...LOC 0149Z 250DEG 35KT 3220 10100 $$ TXC335-120215- /O.CON.KMAF.TO.W.0005.000000T0000Z-090412T0215Z/ MITCHELL TX- 854 PM CDT SAT APR 11 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR SOUTHERN MITCHELL COUNTY... AT 849 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES SOUTH OF WESTBROOK OR ABOUT 16 MILES SOUTHWEST OF COLORADO CITY... MOVING EAST AT 40 MPH. SOME LOCATIONS AFFECTED BY THE TORNADO INCLUDE...THE INTERSECTION OF STATE HIGHWAY 163 AND FARM TO MARKET ROAD 670. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO MAY FORM AT ANY TIME... TAKE COVER NOW. ABANDON MOBILE HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS. TORNADOES AT NIGHT ARE ESPECIALLY DANGEROUS. DO NOT WAIT UNTIL YOU SEE OR HEAR THE TORNADO...IT MAY BE TOO LATE. TAKE COVER NOW. && LAT...LON 3209 10117 3225 10117 3243 10066 3209 10067 TIME...MOT...LOC 0149Z 250DEG 35KT 3220 10100 $$
000 WWUS54 KMAF 120216 SVSMAF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX 916 PM CDT SAT APR 11 2009 TXC335-120224- /O.EXP.KMAF.TO.W.0005.000000T0000Z-090412T0215Z/ MITCHELL TX- 916 PM CDT SAT APR 11 2009 ...THE TORNADO WARNING FOR SOUTHERN MITCHELL COUNTY WILL EXPIRE AT 915 PM CDT... AT 914 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STORM THAT PROMPTED THE TORNADO WARNING HAD WEAKENED AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO. THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SATURDAY EVENING FOR SOUTHEAST NEW MEXICO AND SOUTHWESTERN TEXAS. && LAT...LON 3209 10117 3225 10117 3243 10066 3209 10067 TIME...MOT...LOC 0214Z 250DEG 35KT 3228 10073 $$
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 7:05 PM CDT | Flash Flood Warning | MAF | Ector, Midland | 3 hr |
| Apr 11, 7:13 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Dawson | 62 min |
| Apr 11, 7:15 PM CDT | Severe Thunderstorm Warning | MAF | Crane, Ector, Ward, Winkler | 60 min |
| Apr 11, 7:40 PM CDT | Areal Flood Advisory | MAF | Dawson, Martin | 3 hr |
| Apr 11, 7:43 PM CDT | Tornado Warning | MAF | Glasscock, Midland | 32 min |
| Apr 11, 7:44 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Dawson, Glasscock, Howard, Martin, Midland and 2 more | 61 min |
| Apr 11, 7:54 PM CDT | Severe Thunderstorm Warning | MAF | Crane, Ector, Pecos, Upton, Ward | 36 min |
| Apr 11, 8:03 PM CDT | Tornado Warning | MAF | Glasscock, Howard | 27 min |
| Apr 11, 8:12 PM CDT | Severe Thunderstorm Warning | MAF | Ector, Midland, Upton | 33 min |
| Apr 11, 8:44 PM CDT | Severe Thunderstorm Warning | MAF | Glasscock, Howard, Martin, Midland, Mitchell, Scurry and 1 more | 61 min |
| Apr 11, 8:46 PM CDT | Flash Flood Warning | MAF | Glasscock | 4 hr |
| Apr 11, 9:20 PM CDT | Tornado Warning | MAF | Glasscock | 25 min |
| Apr 11, 9:55 PM CDT | Severe Thunderstorm Warning | MAF | Reagan, Upton | 50 min |
| Apr 11, 11:40 PM CDT | Severe Thunderstorm Warning | MAF | Terrell | 35 min |
| Apr 12, 5:39 AM CDT | High Wind Warning | MAF | 14 hr | |
| Apr 12, 5:39 AM CDT | Wind Advisory | MAF | Loving, Pecos, Ward, Winkler | 14 hr |
| Apr 12, 5:43 AM CDT | Red Flag Warning | MAF | 14 hr |
Nearby
Tornado Warnings in Texas, 2009Every tornado warning in 2009Tornadoes 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.