Alert archive / Texas / Tornado Warnings in 2021
Tornado Warning 24, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this tornado warning at Aug 2, 2021, 6:55 PM CDT for Chambers County, Texas. It was in force for 35 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
- Aug 2, 2021, 6:55 PM CDT (23:55 UTC)
- Expired
- Aug 2, 2021, 7:30 PM CDT
- In force
- 35 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 0.75 in
County Chambers County, TX
The radar
The Houston radar (KHGX), 50 km from the middle of the area, began a volume at 23:55 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
Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.9 hours before the alert went out and 148 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
- 1654 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 944 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
859
WFUS54 KHGX 022355
TORHGX
TXC071-030030-
/O.NEW.KHGX.TO.W.0024.210802T2355Z-210803T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Houston/Galveston TX
655 PM CDT Mon Aug 2 2021
The National Weather Service in League City has issued a
* Tornado Warning for...
Northeastern Chambers County in southeastern Texas...
* Until 730 PM CDT.
* At 654 PM CDT, a confirmed waterspout was located just offshore
near Anahuac, or 7 miles east of Beach City, moving east at 15 mph.
HAZARD...Tornado.
SOURCE...Weather spotters confirmed waterspout moving onshore.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This tornado will be near...
Anahuac around 710 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 2967 9476 2973 9478 2988 9455 2975 9449
TIME...MOT...LOC 2354Z 249DEG 14KT 2972 9472
TORNADO...OBSERVED
HAIL...<.75IN
$$1 follow-up statement
848
WWUS54 KHGX 030020
SVSHGX
Severe Weather Statement
National Weather Service Houston/Galveston TX
720 PM CDT Mon Aug 2 2021
TXC071-030030-
/O.EXP.KHGX.TO.W.0024.000000T0000Z-210803T0030Z/
Chambers TX-
720 PM CDT Mon Aug 2 2021
...THE TORNADO WARNING FOR NORTHEASTERN CHAMBERS COUNTY WILL EXPIRE
AT 730 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.
LAT...LON 2967 9476 2973 9478 2988 9455 2975 9449
TIME...MOT...LOC 0020Z 249DEG 14KT 2975 9462
$$The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 5:49 PM CDT | Special Marine Warning | HGX | 41 min | |
| Aug 2, 6:26 PM CDT | Special Weather Statement | HGX | Chambers | 49 min |
| Aug 2, 6:44 PM CDT | Tornado Warning | HGX | Chambers, Galveston | 46 min |
| Aug 2, 6:45 PM CDT | Special Marine Warning | HGX | 45 min |
Nearby
Tornado Warnings in Texas, 2021Every tornado warning in 2021Tornadoes 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.