Alert archive / Texas / River Flood Warnings in 2009

River Flood Warning 35, NWS Houston/Galveston, TX

April 28, 2009Harris County, Texas

NWS Houston/Galveston, TX issued this river flood warning at Apr 28, 2009, 10:02 AM CDT for Harris County, Texas. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Apr 28, 2009, 10:02 AM CDT (15:02 UTC)
Expired: Apr 28, 2009, 7:20 PM CDT
In force: 9 hr
Issued by: NWS Houston/Galveston, TX
Flood severity: Major

County Harris County, TX

The radar

The Houston radar (KHGX), 52 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.

The river

Written for the forecast point Buffalo Bayou at Shepherd Drive (BBST2). The gauge peaked at 27.93 ft at Apr 28, 2009, 12:00 PM CDT.

Action stage: 17 ft
Minor stage: 28 ft
Moderate stage: 29.5 ft
Major stage: 32 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08074000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

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 Apr 28, 7:02 AM CDT, 3 hours earlier.

Area forecast discussion, Apr 28, 7:02 AM CDT, 3 hours before

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Hazardous weather outlook, Apr 28, 7:24 AM CDT, 2 hours 38 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
724 AM CDT TUE APR 28 2009

TXZ163-164-176>179-195>200-210>214-226-227-235>238-291230-
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-
724 AM CDT TUE APR 28 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

FLOODING CONCERNS ACROSS THE NORTHERN TWO THIRDS OF THE FORECAST
AREA THROUGH THIS EVENING. SLOW MOVING THUNDERSTORMS...WITH
REBUILDING CELLS OFF TO THE WEST...WILL PASS OVER REGIONS THAT
HAVE ALREADY RECEIVED 4-PLUS INCHES OF RAIN THIS MORNING. PLEASE
REFER TO THE APPROPRIATE FLOOD WATCHES AND WARNINGS TO KEEP
ABREAST OF THIS ONGOING SITUATION.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

MAIN HAZARDOUS WEATHER THREAT WILL BE WITH RETURNING
THUNDERSTORMS. AS OF NOW...THUNDERSTORMS ARE FORECAST TO
PRIMARILY AFFECT THE WESTERN AND NORTHERN COUNTIES OF OUR COUNTY
WARNING AREA. THE BEHAVIOR OF THESE STORMS WILL ULTIMATELY
DETERMINE THE DAY-TO-DAY THREATS...WHETHER THEY BE FLOODING
CONCERNS OR SEVERE WEATHER ELEMENTS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER VIGILANCE WILL BE NEEDED...AND GREATLY APPRECIATED...OVER THIS
COMING WEEK.

In the hours before

Local storm report, Apr 28, 5:19 AM CDT, 4 hours 43 minutes before

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Local storm report, Apr 28, 5:32 AM CDT, 4 hours 30 minutes before

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Local storm report, Apr 28, 6:13 AM CDT, 3 hours 49 minutes before

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Local storm report, Apr 28, 6:26 AM CDT, 3 hours 36 minutes before

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      </p>
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The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 27, 7:03 PM CDT	Flash Flood Warning	HGX	Brazoria, Chambers, Fort Bend, Galveston, Harris, Liberty and 1 more	117 min
Apr 27, 7:04 PM CDT	Areal Flood Advisory	HGX	Polk, San Jacinto	3 hr
Apr 27, 7:26 PM CDT	Severe Thunderstorm Warning	HGX	Brazoria, Chambers, Galveston, Harris, Liberty	64 min
Apr 27, 7:30 PM CDT	Special Marine Warning	HGX		90 min
Apr 27, 7:33 PM CDT	Special Marine Warning	HGX		87 min
Apr 28, 1:12 AM CDT	Areal Flood Advisory	HGX	Harris	63 min
Apr 28, 1:50 AM CDT	Flash Flood Warning	HGX	Grimes, Harris, Montgomery, Waller	115 min
Apr 28, 2:51 AM CDT	Severe Thunderstorm Warning	HGX	Harris, Waller	39 min
Apr 28, 3:27 AM CDT	Flood Watch	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Fort Bend and 13 more	12 hr
Apr 28, 3:41 AM CDT	Flash Flood Warning	HGX	Fort Bend, Harris, Montgomery, Waller	3 hr
Apr 28, 4:07 AM CDT	Severe Thunderstorm Warning	HGX	Brazoria, Fort Bend, Harris	53 min
Apr 28, 4:24 AM CDT	Tornado Warning	HGX	Harris	36 min
Apr 28, 4:27 AM CDT	River Flood Warning	HGX	Harris	3 days
Apr 28, 4:27 AM CDT	River Flood Warning	HGX	Harris, Montgomery	41 hr
Apr 28, 4:49 AM CDT	River Flood Warning	HGX	Harris	4 hr
Apr 28, 5:09 AM CDT	River Flood Warning	HGX	Harris	41 hr
Apr 28, 5:32 AM CDT	Areal Flood Advisory	HGX	Brazos, Burleson, Grimes, Harris, Montgomery, Waller and 1 more	118 min
Apr 28, 5:37 AM CDT	River Flood Warning	HGX	Harris	23 hr
Apr 28, 5:48 AM CDT	River Flood Warning	HGX	Fort Bend, Harris	4 days
Apr 28, 6:12 AM CDT	River Flood Warning	HGX	Harris	54 hr
Apr 28, 6:27 AM CDT	Areal Flood Advisory	HGX	Brazoria, Fort Bend, Galveston, Harris, Waller	3 hr
Apr 28, 6:29 AM CDT	Flash Flood Warning	HGX	Brazoria, Fort Bend, Galveston, Harris, Waller	3 hr
Apr 28, 6:29 AM CDT	River Flood Warning	HGX	Harris	110 min
Apr 28, 6:33 AM CDT	Flash Flood Warning	HGX	Brazos, Burleson, Grimes, Waller, Washington	117 min
Apr 28, 7:51 AM CDT	Small Craft Advisory	HGX		23 hr
Apr 28, 8:24 AM CDT	Flash Flood Warning	HGX	Brazos, Burleson, Grimes, Waller, Washington	66 min
Apr 28, 9:35 AM CDT	River Flood Warning	HGX	Montgomery	11 hr
Apr 28, 9:43 AM CDT	Areal Flood Advisory	HGX	Harris, Montgomery	3 hr
Apr 28, 9:51 AM CDT	Flash Flood Warning	HGX	Brazos, Madison	114 min
Apr 28, 10:02 AM CDT	River Flood Warning	HGX	Harris	101 min
Apr 28, 10:02 AM CDT	River Flood Warning	HGX	Harris	5 hr
Apr 28, 11:08 AM CDT	Flash Flood Warning	HGX	Harris, Montgomery	112 min
Apr 28, 1:23 PM CDT	Areal Flood Advisory	HGX	Brazos, Burleson, Grimes, Washington	62 min
Apr 28, 2:31 PM CDT	River Flood Warning	HGX	Harris, Montgomery	31 hr
Apr 28, 2:31 PM CDT	River Flood Warning	HGX	Harris, Montgomery	40 hr
Apr 28, 2:31 PM CDT	River Flood Warning	HGX	Harris, Montgomery	21 hr
Apr 28, 3:38 PM CDT	Tornado Warning	HGX	Brazos, Madison	37 min
Apr 28, 4:16 PM CDT	Tornado Warning	HGX	Madison	29 min
Apr 28, 4:42 PM CDT	Tornado Warning	HGX	Grimes, Madison	33 min
Apr 28, 5:16 PM CDT	Tornado Warning	HGX	Madison	29 min
Apr 28, 5:46 PM CDT	Tornado Warning	HGX	Madison	29 min
Apr 28, 6:09 PM CDT	Flash Flood Warning	HGX	Madison	111 min
Apr 28, 6:38 PM CDT	River Flood Warning	HGX	Brazos, Grimes, Madison	6 days

Nearby

River Flood Warnings in Texas, 2009 Every river flood warning in 2009

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; the gauge from the NWS water service and the USGS.