Alert archive / Texas / River Flood Warnings in 2015

River Flood Warning 202, NWS Houston/Galveston, TX

December 12, 2015Liberty County, Polk County, San Jacinto County, Texas

NWS Houston/Galveston, TX issued this river flood warning at Dec 12, 2015, 10:17 AM CST for Liberty County, Polk County, San Jacinto County, Texas. It took effect at Dec 14, 2015, 12:00 AM CST. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Dec 12, 2015, 10:17 AM CST (16:17 UTC)
In effect from
Dec 14, 2015, 12:00 AM CST
Expired
Dec 15, 2015, 6:00 AM CST
In force
30 hr
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon
Flood severity
Minor

Counties Liberty County, TX, Polk County, TX, San Jacinto County, TX

The radar

The Houston radar (KHGX), 116 km from the middle of the area, began a volume at 16:19 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 Trinity River near Goodrich (GRIT2). The gauge peaked at 38.81 ft at Dec 16, 2015, 6:00 AM CST.

actionminormoderate30354012/1212/1312/1412/1512/16
Action stage
33 ft
Minor stage
36 ft
Moderate stage
38 ft
Major stage
41 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08066250, 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 Dec 12, 4:09 AM CST, 6 hours 8 minutes earlier.

Area forecast discussion, Dec 12, 4:09 AM CST, 6 hours 8 minutes before
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Hazardous weather outlook, Dec 12, 7:30 AM CST, 2 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
730 AM CST SAT DEC 12 2015

TXZ163-164-176>179-195>200-210>214-226-227-235>238-131330-
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-
730 AM CST SAT DEC 12 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

A COUPLE ROUNDS OF SHOWERS AND ISOLATED THUNDERSTORMS ARE
EXPECTED. THE FIRST DISTURBANCE WILL MOVE INTO THE AREA THIS
AFTERNOON. THE SECOND ONE WILL CONSIST OF A SQUALL LINE PUSHING
THROUGH BETWEEN 4 AM AND NOON SUNDAY. ISOLATED STRONGER CELLS
COULD PRODUCE WIND DAMAGE OR TORNADOES. RAINFALL TOTALS WILL
AVERAGE 1 TO 3 INCHES WITH SOME ISOLATED LOCATIONS RECEIVING
4 TO 6 INCHES IF TRAINING OF STORMS DEVELOP.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE SQUALL LINE WILL DEPART THE AREA BY NOON SUNDAY.
OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

EMERGENCY MANAGERS AND STORM SPOTTERS SHOULD PREPARE FOR POSSIBLE
ACTIVATION THIS AFTERNOON THROUGH SUNDAY MORNING.

GMZ330-335-350-355-370-375-131330-
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-
730 AM CST SAT DEC 12 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

SOUTH WINDS WILL STRENGTHEN AND SEAS WILL BUILD. SMALL CRAFT
ADVISORIES WILL BE REQUIRED. SCATTERED PRECIPITATION IS EXPECTED
TODAY FOLLOWED BY A SQUALL LINE SUNDAY MORNING. WATERSPOUTS
AND CHAOTIC SEAS ARE POSSIBLE IN AND NEAR STORMS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE SQUALL LINE WILL DEPART THE AREA BY EARLY AFTERNOON SUNDAY.
HOWEVER WINDS AND SEAS WILL TAKE A WHILE TO SUBSIDE AND SMALL
CRAFT ADVISORIES ARE POSSIBLE FOR MOST OF THE DAY SUNDAY. ANOTHER
FRONT AND MODERATE TO STRONG OFFSHORE FLOW IS EXPECTED EARLY
WEDNESDAY. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED..

.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.

IssuedProductOfficeCountiesLasted
Dec 12, 4:37 AM CSTSmall Craft AdvisoryHGX40 hr
Dec 12, 12:15 PM CSTSpecial Weather StatementHGXHarris45 min
Dec 12, 3:02 PM CSTWind AdvisoryHGXAustin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more18 hr
Dec 12, 3:17 PM CSTSpecial Weather StatementHGXMontgomery43 min
Dec 12, 4:07 PM CSTSpecial Weather StatementHGXTrinity38 min
Dec 12, 4:09 PM CSTSpecial Weather StatementHGXWaller51 min
Dec 12, 4:22 PM CSTSpecial Weather StatementHGXMontgomery38 min
Dec 12, 4:31 PM CSTSpecial Weather StatementHGXWalker29 min
Dec 12, 4:37 PM CSTTornado WarningHGXGrimes, Harris, Montgomery, Waller23 min
Dec 12, 4:49 PM CSTTornado WarningHGXHarris26 min
Dec 12, 5:01 PM CSTTornado WarningHGXMontgomery, Walker29 min
Dec 12, 5:05 PM CSTSpecial Weather StatementHGXMontgomery25 min
Dec 12, 5:18 PM CSTSpecial Weather StatementHGXMontgomery27 min
Dec 12, 5:30 PM CSTSpecial Weather StatementHGXWalker45 min
Dec 12, 5:36 PM CSTSpecial Weather StatementHGXBrazos24 min

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