Alert archive / Texas / Tornado Warnings in 1999
Tornado Warning 8, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this tornado warning at Apr 13, 1999, 6:16 PM CDT for Reagan County, Texas. It was in force for 29 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 13, 1999, 6:16 PM CDT (23:16 UTC)
- Expired
- Apr 13, 1999, 6:45 PM CDT
- In force
- 29 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Reagan County, TX
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 13, 4:15 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 11.3 hours before the alert went out and 69 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
- 1211 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 559 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 280 m²/s²
- 0-3 km storm-relative helicity
- 395 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 6.4
The text
As transmitted, in the capitals the NWS used until 2016.
999 WFUS1 KMAF 132317 RRA TORMAF TXC383-132345- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MIDLAND-ODESSA TX 616 PM CDT TUE APR 13 1999 THE NATIONAL WEATHER SERVICE IN MIDLAND-ODESSA HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN REAGAN COUNTY IN TEXAS * UNTIL 645 PM CDT * AT 613 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH A POSSIBLE TORNADO 10 MILES SOUTHWEST OF CROSSROADS...OR ABOUT 22 MILES NORTHEAST OF RANKIN...MOVING NORTHEAST AT 25 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... NEAR CROSSROADS AT 635 PM CDT 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. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT TUESDAY EVENING FOR TEXAS. LAT...LON 3157 10176 3139 10176 3156 10137 3165 10155
What 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 13, 1:35 PM CDT, 4 hours 41 minutes earlier.
Area forecast discussion, Apr 13, 1:35 PM CDT, 4 hours 41 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIDLAND TX 135 PM CDT TUE APR 13 1999 DOING DISCUSSION A LITTLE EARLY TODAY. UPPER LEVEL LOW MOVING EWD OVER ERN AZ/WRN NM AREA THIS HOUR...RESULTING IN FAVORABLE UPPER LEVEL DIFLUENCE ACROSS THE MAF CWA. DRYLINE IN ERN NM BEGINNING TO PROGRESS EWD...WITH CONVECTION BEGINNING TO DEVELOP...ALTHOUGH SOMEWHAT SLOWLY DUE TO THE PRESENCE OF A CAP. SIGNIFICANT LOW LEVEL MOISTURE IS IN PLACE AHEAD OF THE DRYLINE WITH AN UNSTABLE AIRMASS. IF THE CAP MANAGES TO BREAK BEFORE THE DRYLINE ARRIVES...SHOULD SEE SOME PRETTY SIGNIFICANT CONVECTION DEVELOP. SFC BASED CAPES 2000-2500 J/KG ACROSS PORTIONS OF THE PERMIAN BASIN AT THIS HOUR AND INCREASING AS DAYTIME HEATING CONTINUES. IN ADDITION...LOW LEVEL SELY FLO AHEAD OF THE DRYLINE IS RESULTING IN A FAIRLY IMPRESSIVE HODOGRAPH. CONVECTION SHOULD CLEAR OUT OF THE MAF CWA THIS EVENING... WITH EVERYTHING EVENTUALLY SWEEPING EWD AS THE PAC FRONT COMES THROUGH AND A DRY SLOT ROTATES AROUND THE APPROACHING LOW. IT APPEARS THAT THE UPPER LOW WILL TRACK INTO THE PANHANDLE BY TOMORROW MORNING. WILL ANTICIPATE SOME WRAP AROUND CLOUDINESS OVER THE NORTHERN HALF OF THE CWA TOMORROW...PER MODEL FORECASTS AND CURRENT SATELLITE TRENDS INVOF LOW. SKIES SHOULD CLEAR OUT NICELY WEDNESDAY NIGHT AS THE UPPER LOW PROGRESSES EWD. PRELIM NUMBERS MAF 48/70/38/72 2-00 CNM 46/65/41/73 0000 MRF 40/61/34/64 0000 P07 51/73/46/75 3000 DJK
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 7:27 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 63 min |
| Apr 12, 7:33 PM CDT | Severe Thunderstorm Warning | MAF | Loving, Reeves, Ward | 62 min |
| Apr 12, 8:36 PM CDT | Severe Thunderstorm Warning | MAF | Brewster | 49 min |
| Apr 12, 8:40 PM CDT | Flash Flood Warning | MAF | Brewster | 110 min |
| Apr 12, 9:21 PM CDT | Severe Thunderstorm Warning | MAF | Culberson, Jeff Davis | 64 min |
| Apr 12, 10:44 PM CDT | Severe Thunderstorm Warning | MAF | Jeff Davis, Reeves | 61 min |
| Apr 13, 1:04 AM CDT | Severe Thunderstorm Warning | MAF | Gaines | 61 min |
| Apr 13, 3:21 PM CDT | Severe Thunderstorm Warning | MAF | Gaines | 24 min |
| Apr 13, 3:59 PM CDT | Tornado Warning | MAF | Dawson, Gaines | 31 min |
| Apr 13, 4:54 PM CDT | Severe Thunderstorm Warning | MAF | Upton | 36 min |
| Apr 13, 5:08 PM CDT | Severe Thunderstorm Warning | MAF | Martin, Midland | 37 min |
| Apr 13, 5:31 PM CDT | Tornado Warning | MAF | Midland | 29 min |
| Apr 13, 5:35 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Dawson | 30 min |
| Apr 13, 5:58 PM CDT | Tornado Warning | MAF | Glasscock, Howard, Martin | 32 min |
| Apr 13, 5:58 PM CDT | Tornado Warning | MAF | Midland | 32 min |
| Apr 13, 6:02 PM CDT | Severe Thunderstorm Warning | MAF | Borden | 63 min |
| Apr 13, 6:15 PM CDT | Severe Thunderstorm Warning | MAF | Borden, Dawson, Howard, Martin | 30 min |
| Apr 13, 6:16 PM CDT | Flash Flood Warning | MAF | Glasscock, Midland | 2 hr |
| Apr 13, 6:30 PM CDT | Severe Thunderstorm Warning | MAF | Glasscock, Howard | 45 min |
| Apr 13, 6:45 PM CDT | Tornado Warning | MAF | Borden, Scurry | 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.