Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 474, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Oct 7, 1990, 11:12 PM CDT for Red River County, Texas. It was in force for 63 min.
The area
The counties it named.
The facts
- Issued
- Oct 7, 1990, 11:12 PM CDT (04:12 UTC)
- Expired
- Oct 8, 1990, 12:15 AM CDT
- In force
- 63 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Red River County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 00:00Z, 4.2 hours before the alert went out and 147 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
- 1403 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1397 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.0
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, Oct 7, 5:23 PM CDT, 5 hours 49 minutes before
TXZ022-026-027-072300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 525 PM CDT SUN OCT 7 1990 AT 525 PM... NATIONAL WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM OVER LAKE TAWAKONI. THE STORM WAS 10 MILES SOUTH SOUTHEAST OF GREENVILLE. THE STORM WAS MOVING SOUTHEAST AT ABOUT 15 TO 20 MILES AN HOUR. THIS IS A DANGEROUS THUNDERSTORM CAPABLE OF PRODUCING VERY STRONG WINDS AND SOME HAIL. PERONS ON LAKE TAWAKONI SHOULD MOVE TO SAFETY IMMEDIATELY. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Oct 7, 9:47 PM CDT, 1 hour 25 minutes before
TXZ021>032-080400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 945 PM CDT SUN OCT 7 1990 ...SEVERE THUNDERSTORM WATCH FOR THE REMAINING PART OF NORTHEAST TEXAS EXPIRED AT 900 PM... AT 940 PM CDT...SCATTERED SHOWERS AND THUNDERSTORMS...SOME PRODUCING HEAVY RAINS...WERE OCCURRING OVER PART OF NORTHEAST TEXAS EXTENDING INTO SOUTHEAST OKLAHOMA. MOST OF THE PRECIPITATION WAS IN AN AREA GENERALLY NORTH OF A LINE FROM DALLAS TO LAKE OF THE PINES TO TEXARKANA. OTHER SCATTERED SHOWERS WITH A FEW EMBEDDED THUNDERSTORMS WERE LOCATED FROM ABILENE TO BRECKENRIDGE TO DENTON AND BETWEEN GREENVILLE...SHERMAN AND DENTON. MOVEMENT WAS TO THE NORTHEAST AT 20 MILES AN HOUR. THE STRONGER THUNDERSTORMS THAT REMAIN OVER NORTHEAST TEXAS FROM PARIS SOUTHWARD TO SULPHUR SPRINGS ARE CAPABLE OF PRODUCING BRIEF HEAVY RAINS... STRONG GUSTY SURFACE WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING...AND PERHAPS SOME SMALL HAIL. SOME FLOODING OF FLOOD PRONE AND LOW-LYING AREAS IS POSSIBLE SO MOTORISTS ARE ADVISED NOT TO DRIVE INTO AREAS WERE WATER COVERS THE ROAD. REMEMBER ...IF THREATENING WEATHER CONDITIONS ARE SIGHTED OR A WARNING IS ISSUED ...BE PREPARED TO MOVE TO A PLACE OF SAF+ETY IMMEDIATELY. STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO OR T. V. FOR LATER STATEMENTS OR POSSIBLE WARNINGS SHOULD CONDITIONS WARRANT.
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 7, 7:29 PM CDT | Severe Thunderstorm Warning | FWD | Wood | 61 min |
| Oct 7, 9:31 PM CDT | Severe Thunderstorm Warning | FWD | Hopkins | 59 min |
| Oct 7, 9:50 PM CDT | Tornado Warning | FWD | Hopkins | 40 min |
| Oct 7, 10:40 PM CDT | Flash Flood Warning | FWD | Hopkins | 3 hr |
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; the sounding from the Mesonet's radiosonde archive.