Alert archive / Texas / Tornado Warnings in 1999
Tornado Warning 12, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this tornado warning at Apr 29, 1999, 7:52 PM CDT for Culberson County, Reeves County, Texas. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Apr 29, 1999, 7:52 PM CDT (00:52 UTC)
- Expired
- Apr 29, 1999, 8:30 PM CDT
- In force
- 38 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Culberson County, TX, Reeves County, TX
The radar
The Midland/Odessa radar (KMAF), 181 km from the middle of the area, began a volume at 00:52 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 00:00Z, 0.9 hours before the alert went out and 180 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
- 1922 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 683 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 7.4
The text
As transmitted, in the capitals the NWS used until 2016.
999
WFUS1 KMAF 300055 RRA
TORMAF
TXC109-389-300130-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND-ODESSA TX
752 PM CDT THU APR 29 1999
THE MIDLAND-ODESSA NATIONAL WEATHER SERVICE OFFICE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN CULBERSON COUNTY IN TEXAS
EXTREME NORTHWESTERN REEVES COUNTY IN TEXAS
* UNTIL 830 PM CDT
* AT 752 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
THUNDERSTORM WITH A DEVELOPING TORNADO OVER EXTREME NORTHEASTERN
CULBERSON COUNTY...ABOUT 32 MILES WEST OF MENTONE...MOVING
NORTHEAST AT 20 MPH.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
LARGE HAIL TO 2 INCHES AND DIAMETER...DAMAGING THUNDERSTORM WINDS...
AND DEADLY LIGHTNING ARE ALSO LIKELY WITH THIS STORM.
STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST SEVERE WEATHER
INFORMATION.
LAT...LON 3180 10425 3170 10408 3193 10392 3199 10397
3202 10414What forecasters said that day
The local office's own words before this tornado warning 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 tornado warning went out at Apr 29, 2:10 PM CDT, 5 hours 42 minutes earlier.
Area forecast discussion, Apr 29, 2:10 PM CDT, 5 hours 42 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND TX 210 PM CDT THU APR 29 1999 SFC BOUNDARY AND LOW CLOUDS ARE RETARDING HEATING ACROSS MOST AREAS EAST OF THE PECOS TODAY...ALTHOUGH CLOUD COVER PRESENTLY BEGINNING TO ERODE NEAR THE SFC BOUNDARY. WEST OF THE PECOS SFC TEMPS ARE MUCH HIGHER...BUT MOISTURE LEVELS ARE A BIT LOWER...TOO. I FEEL THAT THE BEST CHANCE FOR SIGNIFICANT CONVECTION TODAY WOULD BE AFTERNOON DEVELOPMENT ON THE WARM SIDE OF THE SFC BOUNDARY. ANY STORMS THAT FORM AND MOVE NEWD INTO THE MORE MOIST AIR ACROSS THE PERMIAN BASIN WOULD ENCOUNTER CAPE VALUES IN THE RANGE OF 2000-2500+ J/KG. HODOGRAPH ALSO LOOKING MORE AND MORE FAVORABLE FOR THE POSSIBILITY OF ROTATING STORMS TONIGHT. AS FOR TOMORROW...PESKY UPPER LEVEL LOW STILL HANING AROUND OVER NV/AZ REGION WITH A STRONGER SWLY FLO ALOFT. WIND SHEAR PROFILES LOOK EVEN MORE IMPRESSIVE TOMORROW...WITH STRONGER LOW LEVEL SELY FLOW ACROSS THE REGION...MORE MOISTURE AND INSTABILITY...AND STRONGER WINDS ALOFT. ON TOP OF ALL THIS...MODELS KICK OUT A SHORTWAVE FROM THE LOW AND PROG IT TO MOVE ACROSS THE AREA DURING THE LATE AFTERNOON/EARLY EVENING HOURS. WHILE WE DO HAVE SOME FACTORS TODAY THAT MAY COUNT AGAINST THE POSSIBILITY OF SEVERE CONVECTION...I SEE LITTLE IF ANY REASON TO DOUBT THE FORMATION OF SIGNIFICANT CONVECTION TOMORROW...AND THE MAF CWA COULD EVEN SEE A TORNADIC THUNDERSTORM OR TWO. LOOKING INTO SATURDAY...UPPER LOW SHOULD BE APPROACHING FROM OUR WEST. WILL KEEP QUITE A FEW CLOUDS AROUND WITH A CHANCE OF SHOWERS OR TSTMS. PRELIM NUMBERS... MAF 60/79/56/78 4354 CNM 55/80/51/78 3444 MRF 45/75/47/73 2232 P07 57/81/60/79 4343 DJK
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 7:35 PM CDT | Severe Thunderstorm Warning | MAF | Culberson | 40 min |
| Apr 29, 8:30 PM CDT | Tornado Warning | MAF | Loving, Reeves | 45 min |
| Apr 29, 8:43 PM CDT | Severe Thunderstorm Warning | MAF | Culberson | 62 min |
| Apr 29, 9:15 PM CDT | Tornado Warning | MAF | Reeves | 45 min |
| Apr 29, 9:42 PM CDT | Tornado Warning | MAF | Culberson | 48 min |
| Apr 29, 9:44 PM CDT | Flash Flood Warning | MAF | Loving, Reeves, Ward | 3 hr |
| Apr 29, 11:19 PM CDT | Severe Thunderstorm Warning | MAF | Loving, Reeves | 26 min |
| Apr 30, 11:35 AM CDT | Tornado Warning | MAF | Loving | 25 min |
| Apr 30, 12:14 PM CDT | Severe Thunderstorm Warning | MAF | Loving, Reeves | 46 min |
| Apr 30, 12:24 PM CDT | Flash Flood Warning | MAF | Reeves | 3 hr |
| Apr 30, 1:02 PM CDT | Severe Thunderstorm Warning | MAF | Loving | 18 min |
| Apr 30, 1:13 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 62 min |
| Apr 30, 1:18 PM CDT | Severe Thunderstorm Warning | MAF | Pecos | 42 min |
| Apr 30, 2:08 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 37 min |
| Apr 30, 2:49 PM CDT | Severe Thunderstorm Warning | MAF | Loving | 26 min |
| Apr 30, 2:58 PM CDT | Severe Thunderstorm Warning | MAF | Terrell | 47 min |
| Apr 30, 3:29 PM CDT | Tornado Warning | MAF | Andrews, Gaines | 31 min |
| Apr 30, 4:11 PM CDT | Flash Flood Warning | MAF | Loving | 3 hr |
| Apr 30, 4:32 PM CDT | Tornado Warning | MAF | Gaines | 43 min |
| Apr 30, 4:55 PM CDT | Severe Thunderstorm Warning | MAF | Loving | 45 min |
| Apr 30, 5:12 PM CDT | Tornado Warning | MAF | Gaines | 33 min |
| Apr 30, 5:47 PM CDT | Severe Thunderstorm Warning | MAF | Gaines | 58 min |
| Apr 30, 6:21 PM CDT | Severe Thunderstorm Warning | MAF | Loving | 44 min |
| Apr 30, 6:40 PM CDT | Severe Thunderstorm Warning | MAF | Gaines | 50 min |
Nearby
Tornado Warnings in Texas, 1999Every tornado warning in 1999Tornadoes in 1999
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.