Alert archive / Texas / River Flood Warnings in 2008

River Flood Warning 33, NWS Houston/Galveston, TX

November 11, 2008Harris County, Montgomery County, Texas

NWS Houston/Galveston, TX issued this river flood warning at Nov 11, 2008, 7:30 PM CST for Harris County, Montgomery County, Texas. It took effect at Nov 12, 2008, 11:15 PM CST. It was in force for .

The area

The counties it named.

The facts

Issued
Nov 11, 2008, 7:30 PM CST (01:30 UTC)
In effect from
Nov 12, 2008, 11:15 PM CST
Expired
Nov 12, 2008, 7:54 PM CST
In force
Issued by
NWS Houston/Galveston, TX
Flood severity
Minor

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 01:31 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 Spring Creek near Spring (SPNT2).

Action stage
88 ft
Minor stage
91.5 ft
Moderate stage
95 ft
Major stage
100 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08068500, 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 Nov 11, 7:10 PM CST, 20 minutes earlier.

Area forecast discussion, Nov 11, 7:10 PM CST, 20 minutes before
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Hazardous weather outlook, Nov 11, 3:01 PM CST, 4 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
301 PM CST TUE NOV 11 2008

GMZ330-335-350-355-370-375-TXZ163-164-176>179-195>200-210>214-226-
227-235>238-121200-
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-
301 PM CST TUE NOV 11 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

...LOCALLY HEAVY RAINFALL AND ISOLATED SEVERE THUNDERSTORMS POSSIBLE
THROUGH TOMORROW...

.DAY ONE...REST OF THIS AFTERNOON AND TONIGHT

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL PERSIST ACROSS
PORTIONS OF SOUTHEAST TEXAS AS DEEP GULF MOISTURE CONTINUES TO MOVE
ONSHORE AND INTERACTS WITH UPPER LEVEL DISTURBANCES MOVING ACROSS THE
AREA FROM THE WEST. THERE IS ALSO A SLIGHT RISK FOR SOME ISOLATED SEVERE
THUNDERSTORMS THIS AFTERNOON AND TONIGHT. THE PRIMARY SEVERE WEATHER
THREAT WILL BE DAMAGING WINDS AND ISOLATED TORNADOES.

MODERATE TO HEAVY RAINS ARE ALSO POSSIBLE GIVEN THE TRAINING MOTION
OF THE STORMS AND AVAILABLE TROPICAL MOISTURE. ANOTHER 1 TO 2 INCHES
OF RAIN WITH ISOLATED TOTALS UP TO 4 INCHES CAN BE EXPECTED. THESE
TOTALS MAY LEAD TO SOME LOCALIZED FLOODING. A FLASH FLOOD WATCH MAY
BE NEEDED LATER TODAY OR TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORM CHANCES WILL CONTINUE ON WEDNESDAY. THE THREAT OF LOCALLY
HEAVY RAINFALL FROM TRAINING CELLS WILL BE A GOOD POSSIBILITY. ADDITIONAL
RAINFALL TOTALS OF 2 TO 4 INCHES ARE POSSIBLE...AND THIS MAY LEAD TO
SOME LOCALIZED FLOODING IF THEY FALL ACROSS ALREADY SATURATED AREAS.
A FLASH FLOOD WATCH MAY BE NEEDED. THERE IS ALSO THE POTENTIAL FOR ISOLATED
STRONG TO SEVERE STORMS. PLEASE CONTINUE TO MONITOR THIS OUTLOOK AND
FORECASTS FOR UPDATED INFORMATION ABOUT THE HEAVY RAINFALL AND SEVERE
WEATHER THREAT.

CHANCES OF RAIN SHOULD BEGIN TAPERING OFF ON WEDNESDAY NIGHT AND THURSDAY
MORNING AS A WEAK FRONT MOVES OFFSHORE AND DRIER AIR WORKS IN FROM THE
NORTH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED LATER TODAY OR TONIGHT.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 11, 6:32 PM CSTAreal Flood AdvisoryHGXMontgomery, Waller118 min
Nov 11, 8:25 PM CSTAreal Flood AdvisoryHGXMontgomery2 hr
Nov 11, 8:58 PM CSTSevere Thunderstorm WarningHGXColorado47 min
Nov 11, 9:26 PM CSTTornado WarningHGXGrimes, Montgomery, Waller49 min
Nov 11, 10:02 PM CSTAreal Flood AdvisoryHGXAustin, Colorado, Grimes, Montgomery, Waller, Washington3 hr
Nov 11, 10:12 PM CSTFlash Flood WarningHGXGrimes, Montgomery3 hr
Nov 11, 11:28 PM CSTSevere Thunderstorm WarningHGXHarris, Montgomery47 min
Nov 11, 11:39 PM CSTTornado WarningHGXHarris39 min
Nov 11, 11:48 PM CSTAreal Flood AdvisoryHGXAustin, Harris, Montgomery, Waller117 min
Nov 12, 1:47 AM CSTAreal Flood AdvisoryHGXChambers, Fort Bend, Harris, Liberty, Wharton118 min
Nov 12, 1:57 AM CSTSpecial Marine WarningHGX2 hr
Nov 12, 2:08 AM CSTRiver Flood WarningHGXHarris, Montgomery42 hr
Nov 12, 3:03 AM CSTSevere Thunderstorm WarningHGXGalveston27 min
Nov 12, 3:38 AM CSTSpecial Marine WarningHGX52 min
Nov 12, 9:10 AM CSTRiver Flood WarningHGXMontgomery23 hr
Nov 12, 3:57 PM CSTRiver Flood WarningHGXHarris, Montgomery9 hr

Nearby

River Flood Warnings in Texas, 2008Every river flood warning in 2008

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.