Alert archive / Texas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 129, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Aug 11, 2015, 7:24 PM CDT for Polk County, San Jacinto County, Texas. It was in force for 51 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
- Aug 11, 2015, 7:24 PM CDT (00:24 UTC)
- Expired
- Aug 11, 2015, 8:15 PM CDT
- In force
- 51 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
Counties Polk County, TX, San Jacinto County, TX
The radar
The Houston radar (KHGX), 135 km from the middle of the area, began a volume at 00:26 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.
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.
NWS Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 11, 6:53 PM CDT, 31 minutes earlier.
Area forecast discussion, Aug 11, 6:53 PM CDT, 31 minutes before
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</html>Hazardous weather outlook, Aug 11, 4:51 AM CDT, 14 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 451 AM CDT TUE AUG 11 2015 TXZ163-164-176>179-195>200-210>214-226-227-235>238-121300- AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND- GALVESTON-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-MADISON-MATAGORDA- MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-WASHINGTON- WHARTON- 451 AM CDT TUE AUG 11 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. ...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM CDT THIS EVENING... .DAY ONE...TODAY AND TONIGHT AFTERNOON HIGH TEMPERATURES ARE EXPECTED TO RANGE FROM 100 TO 104 OVER THE INLAND COUNTIES...WHILE THE AFTERNOON HEAT INDEX WILL LIKELY REACH TO BETWEEN 105 AND 110 WITH A FEW LOCATIONS EXPERIENCING A HEAT INDEX EXCEEDING 110 DEGREES. IN ADDITION TO THE HIGH HEAT...THERE IS A CHANCE OF AFTERNOON AND EVENING THUNDERSTORMS. ISOLATED STRONG OR SEVERE STORMS GENERATING STRONG GUSTY WINDS ARE POSSIBLE MAINLY DURING THE LATE AFTERNOON AND EARLY EVENING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY CHANCES FOR ISOLATED SHOWERS AND THUNDERSTORMS WILL CONTINUE ON WEDNESDAY THROUGH FRIDAY. THE MAIN HAZARDOUS WEATHER RISK WILL BE CLOUD-TO-GROUND LIGHTNING WITH ISOLATED STRONG STORMS GENERATING GUSTY WINDS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. GMZ330-335-350-355-370-375-121300- GALVESTON BAY-MATAGORDA BAY- WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM- WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM- WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM- WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM- 451 AM CDT TUE AUG 11 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT ISOLATED THUNDERSTORMS ARE POSSIBLE LATE THIS AFTERNOON INTO TONIGHT. THERE IS A SLIGHT RISK FOR ISOLATED STRONG OR SEVERE STORMS GENERATING GUSTY WINDS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE WEDNESDAY THROUGH FRIDAY. THE MAIN HAZARDOUS WEATHER RISK WILL BE LIGHTNING. ISOLATED STRONG STORMS MAY ALSO GENERATE GUSTY WINDS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
In the hours before
Local storm report, Aug 11, 6:44 PM CDT, 40 minutes before
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</html>Local storm report, Aug 11, 6:45 PM CDT, 39 minutes before
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</html>Local storm report, Aug 11, 6:48 PM CDT, 36 minutes before
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</html>Local storm report, Aug 11, 6:52 PM CDT, 32 minutes before
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</html>Local storm report, Aug 11, 6:58 PM CDT, 26 minutes before
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</html>The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 7:24 PM CDT | Special Weather Statement | HGX | Grimes | 66 min |
| Aug 11, 7:50 PM CDT | Severe Thunderstorm Warning | HGX | Jackson, Matagorda, Wharton | 55 min |
| Aug 11, 8:44 PM CDT | Special Weather Statement | HGX | Montgomery | 61 min |
| Aug 12, 3:35 AM CDT | Heat Advisory | HGX | Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more | 17 hr |
| Aug 12, 4:46 PM CDT | Special Weather Statement | HGX | Waller | 44 min |
| Aug 12, 5:42 PM CDT | Severe Thunderstorm Warning | HGX | Polk, San Jacinto | 48 min |
| Aug 12, 6:07 PM CDT | Special Weather Statement | HGX | Walker | 23 min |
| Aug 12, 6:39 PM CDT | Special Weather Statement | HGX | San Jacinto | 51 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2015Every severe thunderstorm warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.