Alert archive / Texas / Flash Flood Warnings in 2013
Flash Flood Warning 11, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this flash flood warning at Aug 21, 2013, 9:37 PM CDT for Grimes County, Walker County, Texas. It was in force for 113 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 21, 2013, 9:37 PM CDT (02:37 UTC)
- Expired
- Aug 21, 2013, 11:30 PM CDT
- In force
- 113 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Grimes County, TX, Walker County, TX
The radar
The Houston radar (KHGX), 146 km from the middle of the area, began a volume at 02:38 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 flash flood 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 flash flood warning went out at Aug 21, 9:04 PM CDT, 33 minutes earlier.
Area forecast discussion, Aug 21, 9:04 PM CDT, 33 minutes before
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</html>Hazardous weather outlook, Aug 21, 4:47 AM CDT, 16 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 447 AM CDT WED AUG 21 2013 TXZ200-213-214-226-227-235>238-221000- BRAZORIA-CHAMBERS-FORT BEND-GALVESTON-HARRIS-JACKSON-LIBERTY- MATAGORDA-WHARTON- 447 AM CDT WED AUG 21 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT CONDITIONS WILL REMAIN FAVORABLE FOR WATERSPOUTS AND FUNNEL CLOUDS ...PARTICULARLY DURING THE MORNING HOURS. OCCASIONALLY THESE FUNNEL CLOUDS MAY EXTEND TO THE GROUND AND BECOME A WEAK AND SHORT LIVED TORNADO. SLOW-MOVING CLUSTERS OF MODERATE TO HEAVY RAINFALL WILL CREATE MINOR FLOODING ISSUES. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY CONDITIONS WILL REMAIN FAVORABLE FOR WATERSPOUTS AND FUNNEL CLOUDS ...PARTICULARLY DURING THE MORNING HOURS. OCCASIONALLY THESE FUNNEL CLOUDS MAY EXTEND TO THE GROUND AND BECOME A WEAK AND SHORT LIVED TORNADO. SLOW-MOVING CLUSTERS OF MODERATE TO HEAVY RAINFALL WILL CREATE MINOR FLOODING ISSUES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. GMZ330-335-350-355-370-375-221000- 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- 447 AM CDT WED AUG 21 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT WATERSPOUTS AND FUNNEL CLOUDS WILL BE POSSIBLE DURING THE MORNING. MARINERS SHOULD STAY ALERT FOR RAPIDLY CHANGING CONDITIONS WITH APPROACHING STORM CELLS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WATERSPOUTS AND FUNNEL CLOUDS WILL BE POSSIBLE DURING THE MORNING. MARINERS SHOULD STAY ALERT FOR RAPIDLY CHANGING CONDITIONS WITH APPROACHING STORM CELLS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 8:26 PM CDT | Areal Flood Advisory | HGX | Grimes | 64 min |
| Aug 21, 9:07 PM CDT | Areal Flood Advisory | HGX | Grimes, Walker | 113 min |
| Aug 22, 5:19 PM CDT | Special Weather Statement | HGX | Liberty | 41 min |
Nearby
Flash Flood Warnings in Texas, 2013Every flash flood warning in 2013
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.