Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 82, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 13, 2021, 4:11 AM CDT for Hood County, Somervell County, Texas. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 13, 2021, 4:11 AM CDT (09:11 UTC)
- Expired
- Apr 13, 2021, 4:54 AM CDT
- In force
- 43 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 50.0 mph
Counties Hood County, TX, Somervell County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 58 km from the middle of the area, began a volume at 09:12 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 9.2 hours before the alert went out and 80 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
- 1192 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 1812 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 216 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.7
The text
As transmitted.
283
WUUS54 KFWD 130911
SVRFWD
TXC221-425-131015-
/O.NEW.KFWD.SV.W.0082.210413T0911Z-210413T1015Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
411 AM CDT Tue Apr 13 2021
The National Weather Service in Fort Worth has issued a
* Severe Thunderstorm Warning for...
Somervell County in north central Texas...
Southwestern Hood County in north central Texas...
* Until 515 AM CDT.
* At 410 AM CDT, a severe thunderstorm was located 10 miles east of
Stephenville, moving east at 25 mph.
HAZARD...Two inch hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect
damage to roofs, siding, windows, and vehicles.
* Locations impacted include...
Glen Rose and Dinosaur Valley State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm has a history of producing large hail. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows!
&&
LAT...LON 3226 9761 3220 9761 3220 9764 3209 9787
3221 9794 3235 9800 3235 9799
TIME...MOT...LOC 0910Z 290DEG 22KT 3226 9804
HAIL...2.00IN
WIND...<50MPH
$$
922 follow-up statements
752
WWUS54 KFWD 130935
SVSFWD
Severe Weather Statement
National Weather Service Fort Worth TX
435 AM CDT Tue Apr 13 2021
TXC221-130944-
/O.CAN.KFWD.SV.W.0082.000000T0000Z-210413T1015Z/
Hood TX-
435 AM CDT Tue Apr 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN HOOD COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3231 9780 3226 9761 3220 9762 3221 9763
3209 9787 3223 9795
TIME...MOT...LOC 0934Z 285DEG 23KT 3225 9783
$$
TXC425-131015-
/O.CON.KFWD.SV.W.0082.000000T0000Z-210413T1015Z/
Somervell TX-
435 AM CDT Tue Apr 13 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM CDT
FOR SOMERVELL COUNTY...
At 434 AM CDT, a severe thunderstorm was located over Dinosaur Valley
State Park, or 10 miles south of Granbury, moving east at 25 mph.
HAZARD...Golf ball size hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect damage
to roofs, siding, windows, and vehicles.
Locations impacted include...
Glen Rose and Dinosaur Valley State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection stay inside a sturdy structure and keep away from
windows.
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.
&&
LAT...LON 3231 9780 3226 9761 3220 9762 3221 9763
3209 9787 3223 9795
TIME...MOT...LOC 0934Z 285DEG 23KT 3225 9783
HAIL...1.75IN
WIND...<50MPH
$$
Dunn512
WWUS54 KFWD 130954
SVSFWD
Severe Weather Statement
National Weather Service Fort Worth TX
454 AM CDT Tue Apr 13 2021
TXC425-131004-
/O.CAN.KFWD.SV.W.0082.000000T0000Z-210413T1015Z/
Somervell TX-
454 AM CDT Tue Apr 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOMERVELL COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits. Therefore the warning has been cancelled. However small hail
is still possible with this thunderstorm.
LAT...LON 3231 9780 3226 9761 3220 9762 3221 9763
3209 9787 3223 9795
TIME...MOT...LOC 0952Z 290DEG 22KT 3221 9769
$$
DunnThe office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 10:27 PM CDT | Special Weather Statement | FWD | Stephens | 33 min |
| Apr 12, 10:32 PM CDT | Severe Thunderstorm Warning | FWD | Stephens, Young | 58 min |
| Apr 12, 11:04 PM CDT | Special Weather Statement | FWD | Palo Pinto | 26 min |
| Apr 12, 11:32 PM CDT | Severe Thunderstorm Warning | FWD | Young | 58 min |
| Apr 12, 11:40 PM CDT | Special Weather Statement | FWD | Young | 35 min |
| Apr 13, 12:42 AM CDT | Special Weather Statement | FWD | Palo Pinto | 33 min |
| Apr 13, 1:06 AM CDT | Special Weather Statement | FWD | Parker | 24 min |
| Apr 13, 1:08 AM CDT | Special Weather Statement | FWD | Young | 37 min |
| Apr 13, 1:55 AM CDT | Special Weather Statement | FWD | Johnson | 35 min |
| Apr 13, 1:59 AM CDT | Severe Thunderstorm Warning | FWD | Eastland | 61 min |
| Apr 13, 2:40 AM CDT | Special Weather Statement | FWD | Tarrant | 35 min |
| Apr 13, 2:46 AM CDT | Severe Thunderstorm Warning | FWD | Eastland, Erath | 59 min |
| Apr 13, 3:19 AM CDT | Special Weather Statement | FWD | Dallas | 26 min |
| Apr 13, 3:30 AM CDT | Severe Thunderstorm Warning | FWD | Dallas | 37 min |
| Apr 13, 3:43 AM CDT | Severe Thunderstorm Warning | FWD | Erath | 44 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021
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; radar from the NEXRAD Level II archive.