Alert archive / Texas / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 21, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Mar 17, 2020, 9:05 PM CDT for Stephens County, Young County, Texas. It was in force for 55 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
- Mar 17, 2020, 9:05 PM CDT (02:05 UTC)
- Expired
- Mar 17, 2020, 10:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 65.0 mph
Counties Stephens County, TX, Young County, TX
The radar
The Dyess AFB radar (KDYX), 64 km from the middle of the area, began a volume at 02:09 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, 2.1 hours before the alert went out and 139 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
- 307 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 659 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 282 m²/s²
- 0-3 km storm-relative helicity
- 294 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 7.1
The text
As transmitted.
273
WUUS54 KFWD 180205
SVRFWD
TXC429-503-180300-
/O.NEW.KFWD.SV.W.0021.200318T0205Z-200318T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
905 PM CDT Tue Mar 17 2020
The National Weather Service in Fort Worth has issued a
* Severe Thunderstorm Warning for...
Southern Young County in north central Texas...
Stephens County in north central Texas...
* Until 1000 PM CDT.
* At 904 PM CDT, a severe thunderstorm was located 9 miles southeast
of Fort Griffin, or 12 miles northwest of Breckenridge, moving east
at 40 mph.
HAZARD...65 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Graham, Breckenridge, Crystal Falls, Newcastle and Us-
180 Near The Shackelford-Stephens County Line.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection get inside a sturdy structure and stay away from
windows.
&&
LAT...LON 3295 9910 3296 9895 3314 9895 3322 9859
3300 9849 3295 9850 3295 9857 3294 9858
3268 9858 3263 9910
TIME...MOT...LOC 0204Z 251DEG 34KT 3283 9910
HAIL...1.00IN
WIND...65MPH
$$
Barnes3 follow-up statements
975
WWUS54 KFWD 180210
SVSFWD
Severe Weather Statement
National Weather Service Fort Worth TX
910 PM CDT Tue Mar 17 2020
TXC429-503-180300-
/O.CON.KFWD.SV.W.0021.000000T0000Z-200318T0300Z/
Young TX-Stephens TX-
910 PM CDT Tue Mar 17 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR SOUTHERN YOUNG AND STEPHENS COUNTIES...
At 910 PM CDT, a severe thunderstorm was located 9 miles west of
Crystal Falls, or 9 miles northwest of Breckenridge, moving east at
40 mph.
HAZARD...65 mph wind gusts and quarter size hail.
SOURCE...Public reported quarter size hail near Albany, TX, just
before 9 PM.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Graham, Breckenridge, Crystal Falls, Newcastle and Us-
180 Near The Shackelford-Stephens County Line.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection stay inside a sturdy structure and keep away from
windows.
&&
LAT...LON 3295 9910 3296 9895 3314 9895 3322 9859
3300 9849 3295 9850 3295 9857 3294 9858
3268 9858 3263 9910
TIME...MOT...LOC 0210Z 251DEG 34KT 3285 9903
HAIL...1.00IN
WIND...65MPH
$$
Barnes367
WWUS54 KFWD 180249
SVSFWD
Severe Weather Statement
National Weather Service Fort Worth TX
949 PM CDT Tue Mar 17 2020
TXC429-503-180300-
/O.CON.KFWD.SV.W.0021.000000T0000Z-200318T0300Z/
Young TX-Stephens TX-
949 PM CDT Tue Mar 17 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR SOUTHERN YOUNG AND CENTRAL STEPHENS COUNTIES...
At 949 PM CDT, a severe thunderstorm was located 7 miles northwest of
Possum Kingdom State Park, or 9 miles south of Graham, moving east at
40 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Graham, Breckenridge, Crystal Falls and Newcastle.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection stay inside a sturdy structure and keep away from
windows.
&&
LAT...LON 3293 9888 3316 9884 3322 9859 3300 9849
3295 9850 3295 9857 3294 9858 3268 9858
3263 9910 3272 9909
TIME...MOT...LOC 0249Z 251DEG 34KT 3297 9861
HAIL...0.88IN
WIND...60MPH
$$
Barnes871
WWUS54 KFWD 180259
SVSFWD
Severe Weather Statement
National Weather Service Fort Worth TX
959 PM CDT Tue Mar 17 2020
TXC429-503-180309-
/O.EXP.KFWD.SV.W.0021.000000T0000Z-200318T0300Z/
Young TX-Stephens TX-
959 PM CDT Tue Mar 17 2020
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN YOUNG AND CENTRAL
STEPHENS COUNTIES WILL EXPIRE AT 1000 PM CDT...
The storm which prompted the warning has weakened below severe
limits. Therefore the warning will be allowed to expire. However
small hail and gusty winds are still possible with this thunderstorm.
LAT...LON 3293 9888 3316 9884 3322 9859 3300 9849
3295 9850 3295 9857 3294 9858 3268 9858
3263 9910 3272 9909
TIME...MOT...LOC 0259Z 251DEG 34KT 3300 9851
$$
BarnesThe office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 7:51 PM CDT | Special Weather Statement | FWD | Young | 39 min |
| Mar 17, 9:26 PM CDT | River Flood Warning | FWD | Dallas | 37 hr |
| Mar 17, 9:26 PM CDT | River Flood Warning | FWD | Henderson, Navarro | 21 days |
| Mar 17, 10:46 PM CDT | Severe Thunderstorm Warning | FWD | Jack, Palo Pinto, Parker | 59 min |
| Mar 17, 11:27 PM CDT | Special Weather Statement | FWD | Wise | 33 min |
| Mar 17, 11:44 PM CDT | Areal Flood Advisory | FWD | Palo Pinto | 5 hr |
| Mar 18, 12:12 AM CDT | Special Weather Statement | FWD | Wise | 33 min |
| Mar 18, 12:36 AM CDT | Areal Flood Advisory | FWD | Stephens | 4 hr |
| Mar 18, 12:58 AM CDT | Special Weather Statement | FWD | Denton | 32 min |
| Mar 18, 1:14 AM CDT | Areal Flood Advisory | FWD | Denton, Parker, Tarrant, Wise | 3 hr |
| Mar 18, 1:33 AM CDT | Special Weather Statement | FWD | Stephens | 27 min |
| Mar 18, 1:38 AM CDT | Special Weather Statement | FWD | Grayson | 37 min |
| Mar 18, 2:13 AM CDT | Special Weather Statement | FWD | Palo Pinto | 32 min |
| Mar 18, 2:17 AM CDT | Special Weather Statement | FWD | Fannin | 43 min |
| Mar 18, 2:24 AM CDT | Flash Flood Warning | FWD | Palo Pinto | 3 hr |
| Mar 18, 2:46 AM CDT | Special Weather Statement | FWD | Hood, Parker | 44 min |
| Mar 18, 2:50 AM CDT | Areal Flood Advisory | FWD | Jack, Wise | 3 hr |
| Mar 18, 3:03 AM CDT | Areal Flood Advisory | FWD | Parker | 3 hr |
| Mar 18, 3:11 AM CDT | Areal Flood Advisory | FWD | Collin, Denton | 3 hr |
| Mar 18, 3:50 AM CDT | Flash Flood Warning | FWD | Denton | 3 hr |
| Mar 18, 4:01 AM CDT | Areal Flood Advisory | FWD | Tarrant | 3 hr |
| Mar 18, 4:13 AM CDT | River Flood Warning | FWD | Wise | 9 days |
| Mar 18, 4:20 AM CDT | Flash Flood Warning | FWD | Hood, Johnson, Parker, Tarrant | 3 hr |
| Mar 18, 4:38 AM CDT | Flash Flood Warning | FWD | Collin | 2 hr |
| Mar 18, 4:51 AM CDT | Areal Flood Advisory | FWD | Dallas | 3 hr |
| Mar 18, 4:52 AM CDT | Special Weather Statement | FWD | Ellis, Johnson | 38 min |
| Mar 18, 4:53 AM CDT | Areal Flood Warning | FWD | Palo Pinto | 3 hr |
| Mar 18, 5:04 AM CDT | River Flood Warning | FWD | Palo Pinto | 32 hr |
| Mar 18, 5:07 AM CDT | River Flood Warning | FWD | Collin | 64 hr |
| Mar 18, 5:07 AM CDT | River Flood Warning | FWD | Collin | 39 hr |
| Mar 18, 5:09 AM CDT | Areal Flood Advisory | FWD | Hunt | 3 hr |
| Mar 18, 5:28 AM CDT | Flash Flood Warning | FWD | Dallas | 3 hr |
| Mar 18, 5:37 AM CDT | River Flood Warning | FWD | Dallas | 6 hr |
| Mar 18, 5:56 AM CDT | Areal Flood Advisory | FWD | Ellis, Johnson | 3 hr |
| Mar 18, 6:08 AM CDT | Special Weather Statement | FWD | Kaufman | 37 min |
| Mar 18, 6:41 AM CDT | Areal Flood Warning | FWD | Collin, Denton | 3 hr |
| Mar 18, 7:21 AM CDT | Areal Flood Warning | FWD | Hood, Johnson, Parker, Tarrant | 3 hr |
| Mar 18, 7:46 AM CDT | Areal Flood Advisory | FWD | Collin, Fannin, Grayson | 3 hr |
| Mar 18, 8:19 AM CDT | Areal Flood Warning | FWD | Collin, Dallas, Rockwall | 3 hr |
| Mar 18, 8:40 AM CDT | Areal Flood Advisory | FWD | Cooke, Montague | 2 hr |
| Mar 18, 8:48 AM CDT | Areal Flood Advisory | FWD | Delta, Hopkins, Lamar, Rains, Van Zandt | 117 min |
| Mar 18, 9:15 AM CDT | River Flood Warning | FWD | Wise | 49 hr |
| Mar 18, 9:15 AM CDT | River Flood Warning | FWD | Dallas | 39 hr |
| Mar 18, 9:23 AM CDT | Flash Flood Warning | FWD | Cooke, Grayson | 97 min |
| Mar 18, 9:56 AM CDT | River Flood Warning | FWD | Ellis, Kaufman | 4 days |
| Mar 18, 10:06 AM CDT | River Flood Warning | FWD | Delta, Lamar | 4 hr |
| Mar 18, 5:58 PM CDT | Severe Thunderstorm Warning | FWD | Eastland | 62 min |
| Mar 18, 6:59 PM CDT | Severe Thunderstorm Warning | FWD | Eastland, Stephens | 18 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2020Every severe thunderstorm warning in 2020
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.