Alert archive / Texas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 23, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Apr 18, 2015, 11:40 PM CDT for 4 counties in Texas. It was in force for 40 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
- Apr 18, 2015, 11:40 PM CDT (04:40 UTC)
- Expired
- Apr 19, 2015, 12:20 AM CDT
- In force
- 40 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
Counties Houston County, TX, Polk County, TX, San Jacinto County, TX, Trinity County, TX
The radar
The Houston radar (KHGX), 164 km from the middle of the area, began a volume at 04:42 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 Apr 18, 6:10 PM CDT, 5 hours 30 minutes earlier.
Area forecast discussion, Apr 18, 6:10 PM CDT, 5 hours 30 minutes before
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</html>Hazardous weather outlook, Apr 18, 4:42 PM CDT, 6 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 442 PM CDT SAT APR 18 2015 GMZ330-335-350-355-370-375-TXZ163-164-176>179-195>200-210>214-226- 227-235>238-191200- AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND- GALVESTON-GALVESTON BAY-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY- MADISON-MATAGORDA-MATAGORDA BAY-MONTGOMERY-POLK-SAN JACINTO- TRINITY-WALKER-WALLER-WASHINGTON- 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-WHARTON- 442 PM CDT SAT APR 18 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...REST OF THIS AFTERNOON AND TONIGHT EXPECT SCATTERED TO OCCASIONALLY NUMEROUS SHOWERS AND THUNDERSTORMS TO MOVE ACROSS THE AREA. SOME OF THE STORMS COULD BECOME STRONG OR SEVERE. DAMAGING WINDS...LARGE HAIL...AND LOCALLY HEAVY RAINFALL ARE EXPECTED TO BE PRIMARY SEVERE WEATHER THREATS WITH THE STRONGER ACTIVITY. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MIGHT BE NEEDED LATE THIS AFTERNOON AND TONIGHT.
In the hours before
Local storm report, Apr 18, 5:54 PM CDT, 5 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
554 PM CDT SAT APR 18 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0555 PM TSTM WND DMG 10 WNW BAY CITY 29.03N 96.12W
04/17/2015 MATAGORDA TX LAW ENFORCEMENT
CLEMVILLE RESIDENT HAD DAMAGE TO BARN AND AC WINDOW
UNIT...DAMAGE TO PUMP HOUSE...NUMEROUS TREES DOWN IN
YARD.
&&
EVENT NUMBER HGX1500096
DCHLocal storm report, Apr 18, 5:56 PM CDT, 5 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
556 PM CDT SAT APR 18 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0705 PM TSTM WND DMG 10 WNW BAY CITY 29.03N 96.12W
04/17/2015 MATAGORDA TX LAW ENFORCEMENT
CLEMVILLE RESIDENT HAD DAMAGE TO BARN AND AC WINDOW
UNIT...DAMAGE TO PUMP HOUSE...NUMEROUS TREES DOWN IN
YARD.
&&
CORRECTED EVENT TIME
EVENT NUMBER HGX1500096
DCHLocal storm report, Apr 18, 5:58 PM CDT, 5 hours 42 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 |
|---|---|---|---|---|
| Apr 18, 8:41 PM CDT | River Flood Warning | HGX | Brazoria | 5 days |
| Apr 18, 8:41 PM CDT | River Flood Warning | HGX | Jackson, Lavaca | 17 hr |
| Apr 18, 8:41 PM CDT | River Flood Warning | HGX | Jackson | 57 hr |
| Apr 18, 9:23 PM CDT | Special Weather Statement | HGX | Brazos, Burleson, Houston, Madison | 52 min |
| Apr 18, 10:15 PM CDT | Special Weather Statement | HGX | Brazos, Grimes, Houston, Madison, Walker, Washington | 60 min |
| Apr 18, 11:04 PM CDT | Special Weather Statement | HGX | Polk, San Jacinto, Trinity | 56 min |
| Apr 18, 11:09 PM CDT | Special Weather Statement | HGX | Austin, Montgomery, Waller | 51 min |
| Apr 19, 3:01 PM CDT | Special Weather Statement | HGX | Burleson | 44 min |
| Apr 19, 3:10 PM CDT | Severe Thunderstorm Warning | HGX | Burleson, Washington | 50 min |
| Apr 19, 3:40 PM CDT | Special Weather Statement | HGX | Brazos | 35 min |
| Apr 19, 3:44 PM CDT | Severe Thunderstorm Warning | HGX | Brazos, Burleson, Grimes, Washington | 61 min |
| Apr 19, 3:45 PM CDT | Severe Thunderstorm Warning | HGX | Brazos, Grimes, Madison | 30 min |
| Apr 19, 4:16 PM CDT | Special Weather Statement | HGX | Washington | 44 min |
| Apr 19, 4:22 PM CDT | Special Weather Statement | HGX | Madison | 23 min |
| Apr 19, 4:35 PM CDT | Special Weather Statement | HGX | Washington | 40 min |
| Apr 19, 4:39 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Houston, Madison, Walker | 36 min |
| Apr 19, 4:46 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Harris, Waller, Washington | 44 min |
| Apr 19, 4:50 PM CDT | Severe Thunderstorm Warning | HGX | Burleson, Washington | 25 min |
| Apr 19, 4:59 PM CDT | Severe Thunderstorm Warning | HGX | Houston, Trinity | 31 min |
| Apr 19, 5:10 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Walker | 21 min |
| Apr 19, 5:12 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Harris, Montgomery, Waller | 48 min |
| Apr 19, 5:16 PM CDT | Severe Thunderstorm Warning | HGX | Houston, Trinity, Walker | 29 min |
| Apr 19, 5:29 PM CDT | Special Weather Statement | HGX | Trinity | 31 min |
| Apr 19, 5:32 PM CDT | Special Weather Statement | HGX | Walker | 28 min |
| Apr 19, 5:47 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Walker | 28 min |
| Apr 19, 5:55 PM CDT | Severe Thunderstorm Warning | HGX | Harris, Montgomery, Waller | 65 min |
| Apr 19, 5:59 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Harris, Montgomery, Waller | 31 min |
| Apr 19, 6:13 PM CDT | Special Weather Statement | HGX | Waller | 47 min |
| Apr 19, 6:16 PM CDT | Special Weather Statement | HGX | Walker | 29 min |
| Apr 19, 6:21 PM CDT | Special Weather Statement | HGX | Austin | 24 min |
| Apr 19, 6:27 PM CDT | Severe Thunderstorm Warning | HGX | Austin, Colorado, Waller | 33 min |
| Apr 19, 6:31 PM CDT | Areal Flood Advisory | HGX | Harris | 119 min |
| Apr 19, 6:38 PM CDT | Severe Thunderstorm Warning | HGX | Harris, Liberty, Montgomery | 37 min |
| Apr 19, 6:41 PM CDT | Tornado Warning | HGX | Harris, Liberty | 34 min |
| Apr 19, 6:47 PM CDT | Severe Thunderstorm Warning | HGX | Austin, Colorado, Waller | 28 min |
| Apr 19, 6:58 PM CDT | Severe Thunderstorm Warning | HGX | Harris | 47 min |
| Apr 19, 6:59 PM CDT | Severe Thunderstorm Warning | HGX | Austin, Fort Bend, Harris, Waller | 31 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.