Alert archive / Texas / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 42, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 13, 1999, 8:46 PM CDT for Reagan County, Texas. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 13, 1999, 8:46 PM CDT (01:46 UTC)
- Expired
- Apr 13, 1999, 9:50 PM CDT
- In force
- 64 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Whole counties
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 00:00Z, 1.8 hours before the alert went out and 91 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
- 15 J/kg
- Mixed-layer CIN
- -195 J/kg
- Mixed-layer LCL
- 2360 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- -128 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Apr 13, 8:43 PM CDT, 3 minutes earlier.
Area forecast discussion, Apr 13, 8:43 PM CDT, 3 minutes before
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Special weather statement, Apr 13, 7:24 PM CDT, 1 hour 22 minutes before
TXZ045>048-080645- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIDLAND TX 723 PM CDT THU APR 8 1999 THE TORNADO WATCH #149 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES... GAINES...DAWSON...ANDREWS...MARTIN...ECTOR...MIDLAND...CRANE... THE THREAT OF TORNADOES AND SEVERE WEATHER HAS DIMINISHED ACROSS THE WESTERN PERMIAN BASIN AND THE EXTREME SOUTHWESTERN SOUTH PLAINS OF TEXAS. TORNADO WATCH #149 REMAINS IN EFFECT FOR BORDEN...SCURRY... HOWARD...GLASSCOCK...REAGAN...AND UPTON COUNTIES UNTIL 10 PM CDT. SD
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 7:12 PM CDT | Severe Thunderstorm Warning | MAF | Howard | 33 min |
| Apr 13, 7:32 PM CDT | Flash Flood Warning | MAF | Howard | 88 min |
| Apr 13, 7:32 PM CDT | Severe Thunderstorm Warning | MAF | Scurry | 28 min |
| Apr 13, 8:21 PM CDT | Severe Thunderstorm Warning | MAF | Howard | 49 min |
| Apr 13, 8:38 PM CDT | Severe Thunderstorm Warning | MAF | Pecos | 62 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1999Every severe thunderstorm warning 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.