Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 81, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 20, 1997, 9:55 PM CDT for Ellis County, Texas. It was in force for 65 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 20, 1997, 9:55 PM CDT (02:55 UTC)
- Expired
- Apr 20, 1997, 11:00 PM CDT
- In force
- 65 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Ellis 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 20, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 2.9 hours before the alert went out and 71 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
- 406 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 1725 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 277 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
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
Local storm report, Apr 20, 8:45 PM CDT, 1 hour 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
845 PM CDT SUN APR 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0705 PM 3 S GOLDTHWAITE TX 1.75 INCH HAIL
04/20/97 MILLS GOLFBALL HAIL
0723 PM LOMETA TX 1.75 INCH HAIL
04/20/97 LAMPASAS GOLFBALL HAIL
0730 PM 18 SW BOZAR TX .75 INCH HAIL
04/20/97 MILLS DIME HAIL 14 SW
GOLDTHWAITE
0805 PM PARADISE TX 1.75 INCH HAIL
04/20/97 WISE GOLFBALL HAIL
0821 PM 1 N BEND TX 1.75 INCH HAIL
04/20/97 LAMPASAS GOLFBALL HAIL
0827 PM 3 NE ROANOKE TX WIND DAMAGE
04/20/97 DENTON 65 MPH WIND GUST NEAR
ALLIANCE AIRPORTLocal storm report, Apr 20, 8:48 PM CDT, 1 hour 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
845 PM CDT SUN APR 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0705 PM 3 S GOLDTHWAITE TX 1.75 INCH HAIL
04/20/97 MILLS GOLFBALL HAIL
0723 PM LOMETA TX 1.75 INCH HAIL
04/20/97 LAMPASAS GOLFBALL HAIL
0730 PM 18 SW BOZAR TX .75 INCH HAIL
04/20/97 MILLS DIME HAIL 14 SW
GOLDTHWAITE
0805 PM PARADISE TX 1.75 INCH HAIL
04/20/97 WISE GOLFBALL HAIL
0821 PM 1 N BEND TX 1.75 INCH HAIL
04/20/97 LAMPASAS GOLFBALL HAIL
0827 PM 3 NE ROANOKE TX WIND DAMAGE
04/20/97 DENTON 65 MPH WIND GUST NEAR
ALLIANCE AIRPORTLocal storm report, Apr 20, 9:46 PM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
946 PM CDT SUN APR 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0850 PM AZLE TX 1.5 INCH HAIL
04/20/97 TARRANT WALNUT SIZE HAIL
0852 PM 3 S RHOME TX .75 INCH HAIL
04/20/97 WISE DIME HAIL
0852 PM 2 NW ALEDO TX .88 INCH HAIL
04/20/97 PARKER NICKEL HAIL AT WILLOW PARK
ALONG I-20
0857 PM 2 NW AZLE TX .75 INCH HAIL
04/20/97 PARKER DIME HAIL REPORTED BY
SPOTTERS
0858 PM KEMPNER TX WIND DAMAGE
04/20/97 LAMPASAS TIN ROOF BLOWN OFF AN
OUTBUILDING
0924 PM WESTOVER HILLS TX .75 INCH HAIL
04/20/97 TARRANT DIME HAIL
0925 PM 4 W FOREST HILL TX WIND DAMAGE
04/20/97 TARRANT 70 MPH WINDS. REPORTS OF
NUMEROUS SIGNS DOWN.
0926 PM RIVER OAKS TX 1.25 INCH HAIL
04/20/97 TARRANT HALF DOLLAR HAIL
0930 PM BELTON TX WIND DAMAGE
04/20/97 BELL POWER LINES DOWN
0941 PM ALEDO TX 1.25 INCH HAIL
04/20/97 PARKER HALF DOLLAR HAILLocal storm report, Apr 20, 9:49 PM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
946 PM CDT SUN APR 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0850 PM AZLE TX 1.5 INCH HAIL
04/20/97 TARRANT WALNUT SIZE HAIL
0852 PM 3 S RHOME TX .75 INCH HAIL
04/20/97 WISE DIME HAIL
0852 PM 2 NW ALEDO TX .88 INCH HAIL
04/20/97 PARKER NICKEL HAIL AT WILLOW PARK
ALONG I-20
0857 PM 2 NW AZLE TX .75 INCH HAIL
04/20/97 PARKER DIME HAIL REPORTED BY
SPOTTERS
0858 PM KEMPNER TX WIND DAMAGE
04/20/97 LAMPASAS TIN ROOF BLOWN OFF AN
OUTBUILDING
0924 PM WESTOVER HILLS TX .75 INCH HAIL
04/20/97 TARRANT DIME HAIL
0925 PM 4 W FOREST HILL TX WIND DAMAGE
04/20/97 TARRANT 70 MPH WINDS. REPORTS OF
NUMEROUS SIGNS DOWN.
0926 PM RIVER OAKS TX 1.25 INCH HAIL
04/20/97 TARRANT HALF DOLLAR HAIL
0930 PM BELTON TX WIND DAMAGE
04/20/97 BELL " POWER LINES DOWN
0941 PM ALEDO TX 1.25 INCH HAIL
04/20/97 PARKER HALF DOLLAR HAILThe office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 7:04 PM CDT | Severe Thunderstorm Warning | FWD | Mills | 41 min |
| Apr 20, 7:12 PM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 63 min |
| Apr 20, 7:24 PM CDT | Severe Thunderstorm Warning | FWD | Wise | 66 min |
| Apr 20, 7:32 PM CDT | Tornado Warning | FWD | Lampasas | 43 min |
| Apr 20, 7:47 PM CDT | Severe Thunderstorm Warning | FWD | Denton | 58 min |
| Apr 20, 8:13 PM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 62 min |
| Apr 20, 8:20 PM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 40 min |
| Apr 20, 8:25 PM CDT | Severe Thunderstorm Warning | FWD | Hood, Palo Pinto, Parker | 65 min |
| Apr 20, 8:25 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 65 min |
| Apr 20, 8:41 PM CDT | Severe Thunderstorm Warning | FWD | Denton, Wise | 34 min |
| Apr 20, 8:50 PM CDT | Severe Thunderstorm Warning | FWD | Bell | 55 min |
| Apr 20, 8:57 PM CDT | Severe Thunderstorm Warning | FWD | Johnson | 63 min |
| Apr 20, 8:59 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 61 min |
| Apr 20, 9:15 PM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 45 min |
| Apr 20, 9:25 PM CDT | Severe Thunderstorm Warning | FWD | Somervell | 35 min |
| Apr 20, 9:39 PM CDT | Severe Thunderstorm Warning | FWD | Parker | 36 min |
| Apr 20, 9:44 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 61 min |
| Apr 20, 9:48 PM CDT | Flash Flood Warning | FWD | Tarrant | 117 min |
| Apr 20, 9:51 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 54 min |
| Apr 20, 10:42 PM CDT | Severe Thunderstorm Warning | FWD | Henderson, Navarro | 33 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997
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.