Alert archive / Texas / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 4, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 7, 1991, 9:02 PM CDT for Howard County, Texas. It was in force for 43 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 7, 1991, 9:02 PM CDT (02:02 UTC)
- Expired
- May 7, 1991, 9:45 PM CDT
- In force
- 43 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Whole counties
County Howard County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 7, 9:30 PM CDT | Hail 1.75 | Howard, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Midland Regional, TX (KMAF), launched 00:00Z, 2.0 hours before the alert went out and 82 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
- 700 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 2207 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 288 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.4
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.
In the hours before
Special weather statement, May 7, 5:09 PM CDT, 3 hours 53 minutes before
TXZ007-008-010>018-024-034-050>054-NMZ013-072240- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...COR... NATIONAL WEATHER SERVICE MIDLAND TX 435 PM CDT TUE MAY 7 1991 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR A LARGE PART OF NORTHWEST TEXAS UNTIL 900 PM CDT TONIGHT... ...AT 425 PM CDT...RADAR INDICATED THAT AN AREA OF SCATTERED THUNDER- STORMS...SOME WITH HEAVY RAINFALL...EXTENDED FROM NORTHWEST OF LUBBOCK TO ANDREWS. THE HEAVIEST RAINFALL WAS NORTHWEST OF LAMESA. MOVEMENT WAS TO THE SOUTHEAST AT 25 MILES AN HOUR. RESIDENTS OF LAMESA SHOULD BE PREARED FOR THE THUNDERSTORMS NORTHWEST OF LAMESA...AND LOCALLY HEAVY RAINFALL...AND POSSIBLY SOME HAIL. STAY TUNED TO NOAA WEATHER RADIO...OR YOUR LOCAL RADIO OR TELEVISION STATION FOR FURTHER INFORMATION...OR POSSIBLE WARNINGS.
Special weather statement, May 7, 5:48 PM CDT, 3 hours 14 minutes before
TXZ007-008-010>018-024-034-050>054-NMZ013-082240- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIDLAND TX 540 PM CDT TUE MAY 7 1991 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR A LARGE PART OF NORTHWEST TEXAS UNTIL 900 PM CDT TONIGHT... AT 525 PM CDT...RADAR INDICATED THAT AN AREA OF SCATTERED THUNDER- STORMS...SOME WITH HEAVY RAINFALL...EXTENDED FROM HEREFORD...TO LUBBOCK ...TO SOUTH OF LAMESA. HEAVY RAINFALL AND POSSIBLY SOME SMALL HAIL... WAS LOCATED NEAR LAMESA. THEY WERE MOVING SOUTHEAST AT 25 MILES AN HOUR. AT 539 PM CDT...THE LAMESA SHERRIFF REPORTED THAT PEA TO MARBLE SIZE ...AND HEAVY RAINFALL...HAD JUST BEGUN IN THE CITY OF LAMESA STAY TUNED TO YOUR LOCAL RADIO OR TELEVISION STATION...OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS...AND POSSIBLE WARNINGS.
The office that day
Everything else NWS Midland/Odessa, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 7:29 PM CDT | Tornado Warning | MAF | Borden, Howard | 46 min |
| May 7, 8:19 PM CDT | Tornado Warning | MAF | Howard | 41 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1991Every severe thunderstorm warning in 1991
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.