Alert archive / Texas / River Flood Warnings in 2015
River Flood Warning 43, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this river flood warning at May 12, 2015, 10:03 AM CDT for Harris County, Montgomery County, Texas. It took effect at May 13, 2015, 3:15 AM CDT. It was in force for 8 days.
The area
The counties it named.
The facts
- Issued
- May 12, 2015, 10:03 AM CDT (15:03 UTC)
- In effect from
- May 13, 2015, 3:15 AM CDT
- Expired
- May 21, 2015, 11:44 AM CDT
- In force
- 8 days
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
- Flood severity
- Moderate
Counties Harris County, TX, Montgomery County, TX
The radar
The Houston radar (KHGX), 76 km from the middle of the area, began a volume at 15:03 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 river 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 river flood warning went out at May 12, 6:53 AM CDT, 3 hours 10 minutes earlier.
Area forecast discussion, May 12, 6:53 AM CDT, 3 hours 10 minutes before
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</html>Hazardous weather outlook, May 12, 6:30 AM CDT, 3 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 630 AM CDT TUE MAY 12 2015 TXZ163-164-176>179-195>200-210>214-226-227-235>238-131130- HOUSTON-TRINITY-MADISON-WALKER-SAN JACINTO-POLK-BURLESON-BRAZOS- WASHINGTON-GRIMES-MONTGOMERY-LIBERTY-COLORADO-AUSTIN-WALLER- HARRIS-CHAMBERS-WHARTON-FORT BEND-JACKSON-MATAGORDA-BRAZORIA- GALVESTON- 630 AM CDT TUE MAY 12 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. ...FLOOD WATCH IN EFFECT UNTIL 7 PM TONIGHT... .DAY ONE...TODAY AND TONIGHT ALTHOUGH MOST OF THE REGION WILL BE PRECIPITATION FREE THROUGH THE DAY...ANY SCATTERED AFTERNOON RAIN AND STORM ACTIVITY COULD CAUSE LOCALIZED FLOODING CONCERNS. OTHER THAN URBANIZED AREAS...FAR NORTHERN COUNTIES AND SOUTHWESTERN COASTAL COUNTIES CLOSER TO THE GULF WILL BE THE MOST SUSCEPTIBLE TO FLOODING. THESE ARE THE COUNTIES THAT HAVE RECEIVED THE HIGHEST RAINFALL SINCE SUNDAY NIGHT...THEIR SATURATED GROUNDS WILL NOT BE ABLE TO HANDLE RAINFALL RATES IN EXCESS OF 2 INCHES AN HOUR BEFORE RUNOFF OCCURS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A HIGHER PROBABILITY OF RETURN PRECIPITATION WEDNESDAY INITIATED FROM THE PASSAGE OF A VICINITY SHORTWAVE DISTURBANCE. LOWERING RAIN AND STORM CHANCES EACH SUBSEQUENT DAY THROUGH THE END OF THE WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTERS WILL LIKELY NOT BE NEEDED TODAY...POSSIBLY WITH RETURN PRECIPITATION WEDNESDAY.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 7:28 PM CDT | Special Marine Warning | HGX | 62 min | |
| May 11, 8:26 PM CDT | Special Marine Warning | HGX | 64 min | |
| May 11, 8:33 PM CDT | Small Craft Advisory | HGX | 8 hr | |
| May 11, 8:35 PM CDT | Special Marine Warning | HGX | 55 min | |
| May 11, 9:33 PM CDT | Special Marine Warning | HGX | 57 min | |
| May 11, 10:31 PM CDT | Special Marine Warning | HGX | 119 min | |
| May 11, 10:51 PM CDT | Areal Flood Advisory | HGX | Brazoria, Galveston | 114 min |
| May 12, 12:20 AM CDT | Special Marine Warning | HGX | 25 min | |
| May 12, 12:31 AM CDT | Flash Flood Warning | HGX | Brazoria | 3 hr |
| May 12, 12:40 AM CDT | Special Marine Warning | HGX | 65 min | |
| May 12, 1:26 AM CDT | Areal Flood Advisory | HGX | Brazoria, Galveston | 2 hr |
| May 12, 1:35 AM CDT | Special Weather Statement | HGX | Galveston | 40 min |
| May 12, 1:40 AM CDT | Tornado Warning | HGX | Brazoria, Galveston | 22 min |
| May 12, 8:53 AM CDT | Special Marine Warning | HGX | 67 min | |
| May 12, 9:57 AM CDT | Special Marine Warning | HGX | 18 min | |
| May 12, 10:03 AM CDT | River Flood Warning | HGX | Brazos, Grimes, Madison | 11 days |
| May 12, 10:12 AM CDT | Small Craft Advisory | HGX | 19 hr | |
| May 12, 10:16 AM CDT | Special Marine Warning | HGX | 89 min | |
| May 12, 2:30 PM CDT | Areal Flood Advisory | HGX | Brazoria, Matagorda | 2 hr |
| May 12, 3:12 PM CDT | Areal Flood Advisory | HGX | Colorado, Jackson, Matagorda, Wharton | 3 hr |
| May 12, 3:32 PM CDT | Flash Flood Watch | HGX | Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more | 30 hr |
| May 12, 4:10 PM CDT | Tornado Warning | HGX | Galveston | 35 min |
| May 12, 4:30 PM CDT | Areal Flood Advisory | HGX | Brazoria | 2 hr |
| May 12, 4:48 PM CDT | Special Weather Statement | HGX | Montgomery | 42 min |
| May 12, 4:53 PM CDT | Areal Flood Advisory | HGX | Galveston | 3 hr |
| May 12, 5:01 PM CDT | Severe Thunderstorm Warning | HGX | Montgomery, San Jacinto, Walker | 44 min |
| May 12, 5:08 PM CDT | Flash Flood Warning | HGX | Galveston | 3 hr |
| May 12, 5:34 PM CDT | Areal Flood Advisory | HGX | Montgomery | 116 min |
| May 12, 5:47 PM CDT | Areal Flood Advisory | HGX | Brazoria, Galveston | 118 min |
| May 12, 5:50 PM CDT | Special Marine Warning | HGX | 40 min | |
| May 12, 6:00 PM CDT | Areal Flood Advisory | HGX | Liberty | 2 hr |
| May 12, 6:01 PM CDT | Areal Flood Advisory | HGX | Chambers | 119 min |
| May 12, 6:17 PM CDT | Special Weather Statement | HGX | Polk | 43 min |
| May 12, 6:20 PM CDT | Special Marine Warning | HGX | 115 min | |
| May 12, 6:33 PM CDT | Special Weather Statement | HGX | San Jacinto | 42 min |
| May 12, 6:42 PM CDT | Areal Flood Advisory | HGX | Brazoria | 2 hr |
| May 12, 6:55 PM CDT | Special Marine Warning | HGX | 65 min | |
| May 12, 6:57 PM CDT | Flash Flood Warning | HGX | Brazoria | 3 hr |
Nearby
River Flood Warnings in Texas, 2015Every river flood 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.