Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 18, NWS Midland/Odessa, TX
NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 21, 1990, 5:04 PM CDT for Reeves County, Texas. It was in force for 56 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
- Apr 21, 1990, 5:04 PM CDT (22:04 UTC)
- Expired
- Apr 21, 1990, 6:00 PM CDT
- In force
- 56 min
- Issued by
- NWS Midland/Odessa, TX
- Area
- Whole counties
County Reeves County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 21, 5:22 PM CDT | Hail 1.5 | Reeves, 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 12:00Z, 10.1 hours before the alert went out and 158 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
- NaN m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- -70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMAF 212212 COR SVRMAF TXC389-212300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED. NATIONAL WEATHER SERVICE MIDLAND TX 504 PM CDT SAT APR 21 1990 THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST TEXAS ...SOUTHERN REEVES COUNTY AT 5:00 PM RADAR INDICATED THAT A SEVERE THUNDERSTORM HAS DEVELOPED IN SOUTHERN REEVES COUNTY NEAR BALMORHEA. SKYWARN OBSERVERS HAVE REPORTED HALF INCH TO ONE INCH HAIL IN BALMORHEA. THIS STORM IS MOVING TO THE NORTH AT 20 MPH. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Apr 21, 4:41 PM CDT, 23 minutes before
TXZ007-008-010>018-024-034-050>054-NMZ013-212240- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIDLAND TX 443 P CDT SAT APR 21 1990 AT 430 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE WIDELY SCATTERED FROM NORTH OF ALPINE TO NORTHWEST OF VAN HORN. HEAVIEST RAINFALL WAS LOCATED 15 MILES SOUTH OF SARAGOSA...AND 5 MILES NORTH OF FORT DAVIS. MOVEMENT WAS TO THE NORTHEAST AT 15 MILES AN HOUR. THESE THUNDERSTORMS CAN CAUSE HIGH WINDS...SMALL HAIL...DANGEROUS LIGHTNING...AND FLOODING OF LOW LYING AREAS. IF YOUR LIFE SEEMS THREATENED SEEK A PLACE OF SAFETY IMMEDIATELY. STAY TUNNED TO YOUR LOCAL RADIO...TV...OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OR WARNINGS.
Special weather statement, Apr 21, 4:45 PM CDT, 19 minutes before
TXZ007-008-010>018-024-034-050>054-NMZ013-212240- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIDLAND TX 443 PM CDT SAT APR 21 1990 AT 430 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE WIDELY SCATTERED FROM NORTH OF ALPINE TO NORTHWEST OF VAN HORN. HEAVIEST RAINFALL WAS LOCATED 15 MILES SOUTH OF SARAGOSA...AND 5 MILES NORTH OF FORT DAVIS. MOVEMENT WAS TO THE NORTHEAST AT 15 MILES AN HOUR. THESE THUNDERSTORMS CAN CAUSE HIGH WINDS...SMALL HAIL...DANGEROUS LIGHTNING...AND FLOODING OF LOW LYING AREAS. IF YOUR LIFE SEEMS THREATENED SEEK A PLACE OF SAFETY IMMEDIATELY. STAY TUNNED TO YOUR LOCAL RADIO...TV...OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OR WARNINGS.
Nearby
Severe Thunderstorm Warnings in Texas, 1990Every severe thunderstorm warning in 1990
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.