Alert archive / Texas / Tornado Warnings in 2021
Tornado Warning 20, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this tornado warning at Jun 5, 2021, 9:11 PM CDT for Austin County, Colorado County, Texas. It was in force for 16 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
- Jun 5, 2021, 9:11 PM CDT (02:11 UTC)
- Expired
- Jun 5, 2021, 9:27 PM CDT
- In force
- 16 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Austin County, TX, Colorado County, TX
The radar
The Houston radar (KHGX), 127 km from the middle of the area, began a volume at 02:13 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
Corpus Christi, TX (KCRP), launched 00:00Z, 2.2 hours before the alert went out and 256 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
- 1246 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.1
The text
As transmitted.
909
WFUS54 KHGX 060211
TORHGX
TXC015-089-060245-
/O.NEW.KHGX.TO.W.0020.210606T0211Z-210606T0245Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Houston/Galveston TX
911 PM CDT Sat Jun 5 2021
The National Weather Service in League City has issued a
* Tornado Warning for...
Northeastern Colorado County in southeastern Texas...
Central Austin County in southeastern Texas...
* Until 945 PM CDT.
* At 911 PM CDT, a severe thunderstorm capable of producing a tornado
was located 9 miles southwest of Bellville, moving northeast at 15
mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
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 dangerous storm will be near...
Bellville around 945 PM CDT.
Other locations impacted by this tornadic thunderstorm include Cat
Spring.
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.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 2977 9639 2985 9645 2999 9623 2986 9612
TIME...MOT...LOC 0211Z 241DEG 14KT 2984 9636
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$1 follow-up statement
792
WWUS54 KHGX 060227
SVSHGX
Severe Weather Statement
National Weather Service Houston/Galveston TX
927 PM CDT Sat Jun 5 2021
TXC015-089-060237-
/O.CAN.KHGX.TO.W.0020.000000T0000Z-210606T0245Z/
Colorado TX-Austin TX-
927 PM CDT Sat Jun 5 2021
...THE TORNADO WARNING FOR NORTHEASTERN COLORADO AND CENTRAL AUSTIN
COUNTIES IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. However heavy rain is
still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
League City.
LAT...LON 2977 9639 2985 9645 2999 9623 2986 9612
TIME...MOT...LOC 0225Z 241DEG 14KT 2987 9630
$$The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 7:58 PM CDT | Areal Flood Advisory | HGX | Harris, Montgomery | 2 hr |
| Jun 5, 8:36 PM CDT | Special Weather Statement | HGX | Austin | 39 min |
| Jun 5, 8:48 PM CDT | Tornado Warning | HGX | Austin, Colorado | 27 min |
| Jun 5, 9:24 PM CDT | Tornado Warning | HGX | Austin, Colorado, Waller | 36 min |
| Jun 5, 9:51 PM CDT | Special Weather Statement | HGX | Waller | 39 min |
| Jun 5, 10:30 PM CDT | Special Weather Statement | HGX | Fort Bend | 30 min |
| Jun 5, 11:07 PM CDT | Areal Flood Advisory | HGX | Austin, Colorado, Fort Bend, Waller | 3 hr |
| Jun 6, 5:30 PM CDT | Special Weather Statement | HGX | Liberty | 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.