Alert archive / Texas / River Flood Warnings in 2016
River Flood Warning 101, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this river flood warning at Apr 18, 2016, 2:41 PM CDT for Matagorda County, Texas. It took effect at Apr 21, 2016, 10:59 AM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 18, 2016, 2:41 PM CDT (19:41 UTC)
- In effect from
- Apr 21, 2016, 10:59 AM CDT
- Expired
- Apr 20, 2016, 10:24 AM CDT
- In force
- Issued by
- NWS Houston/Galveston, TX
- Flood severity
- Minor
County Matagorda County, TX
The radar
The Houston radar (KHGX), 118 km from the middle of the area, began a volume at 19:41 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 Colorado River (TX) near Bay City (BACT2). The gauge peaked at 37.10 ft at Apr 21, 2016, 10:00 AM CDT.
- Action stage
- 23 ft
- Minor stage
- 44 ft
- Moderate stage
- 45 ft
- Major stage
- 46 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 08162500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
092 WGUS44 KHGX 181941 FLWHGX BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON, TX 241 PM CDT MON APR 18 2016 ...The National Weather Service in Houston/Galveston has issued a flood warning for the following rivers... Colorado River Near Bay City affecting the following counties in Texas... Matagorda ...Forecast flooding changed from Minor to Major severity for the following rivers in Texas... Colorado River near Columbus affecting Colorado and Wharton Counties Colorado River In Wharton affecting Matagorda and Wharton Counties For the Colorado River, at Columbus...Wharton...Bay City, Major flooding is occuring and is expected to continue. The current weather is dominated by a [...]. This weather system will produce rainfall amounts ranging from [...]. The extended outlook is for [...]. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons with interests along these streams should keep alert to rising water and take all precautions to protect their property. Do not drive or walk into flooded areas the depth and water velocity could be too great for you to cross safely. Motorists should avoid any water covered roads and find an alternate route. Livestock and equipment should be removed from the flood plain immediately. Stay tuned to NOAA Weather radio or other news sources for further updates. && TXC089-481-190741- /O.EXT.KHGX.FL.W.0049.160418T1938Z-160422T0145Z/ /CBST2.3.ER.160418T1417Z.160420T0000Z.160421T1345Z.NO/ 241 PM CDT MON APR 18 2016 ...Observed flooding increased from Minor to Major severity... ...Forecast flooding increased from Minor to Major severity... The Flood Warning continues for The Colorado River near Columbus * from this afternoon to Thursday evening...Or until the warning is cancelled. * At 0215 PM Monday the stage was 43.4 feet. * Major flooding is occurring and Major flooding is forecast. * Flood stage is 34.0 feet. * Forecast...The river will continue rising to near 45.9 feet by tomorrow evening. The river will fall below flood stage Thursday morning. * At 45.0 feet...At levels above 45 feet major flooding of crop and pasture land downstream near Eagle Lake occurs. In past floods U.S. Highway 90 near Columbus was closed with many homes flooded and FM 950 below the gage is closed. && LAT...LON 2982 9672 2970 9648 2957 9636 2957 9647 2970 9659 2972 9672 $$ TXC321-481-190740- /O.EXT.KHGX.FL.W.0100.160419T1456Z-160423T0542Z/ /WHAT2.3.ER.160419T1456Z.160421T1200Z.160422T1742Z.NO/ 241 PM CDT MON APR 18 2016 ...Forecast flooding increased from Moderate to Major severity... The Flood Warning continues for The Colorado River In Wharton * from Tuesday morning to late Friday night...Or until the warning is cancelled. * At 0215 PM Monday the stage was 14.6 feet. * Major flooding is forecast. * Flood stage is 39.0 feet. * Forecast...Rise above flood stage by tomorrow late morning and continue to rise to near 44.7 feet by Thursday morning. * At 45.3 feet...Major lowland flooding continues with many homes in the west part of Wharton flooded with 2 to 3 feet of water. The JDIV Recreational Center in southwest Wharton is flooded and isolated. && LAT...LON 2957 9636 2930 9605 2910 9599 2910 9609 2930 9616 2957 9647 $$ TXC321-190740- /O.NEW.KHGX.FL.W.0101.160420T1024Z-160422T1647Z/ /BACT2.1.ER.160420T1024Z.160421T1800Z.160422T0447Z.NO/ 241 PM CDT MON APR 18 2016 The National Weather Service in Houston/Galveston has issued a * Flood Warning for The Colorado River Near Bay City. * from late Tuesday night to Friday morning...or until the warning is canceled. * At 0215 PM Monday the stage was 12.1 feet. * Minor flooding is forecast. * Flood stage is 44.0 feet. * Forecast...Rise above flood stage by Wednesday morning and continue to rise to near 44.5 feet by Thursday early afternoon. * At 44.0 feet...levees on the Bay City side of river are over topped. $$
3 follow-up statements
291
WGUS84 KHGX 191443
FLSHGX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON, TX
943 AM CDT TUE APR 19 2016
A river flood warning remains in effect for the Colorado River.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Persons are urged to stay away from the river until water levels recede.
Motorists should avoid any water covered roads and find an alternate route.
Livestock and equipment should remain out of the flood plain for the next few
days.
Stay tuned to NOAA Weather radio or other news sources for further updates.
&&
TXC089-481-201443-
/O.EXT.KHGX.FL.W.0049.000000T0000Z-160421T1736Z/
/CBST2.3.ER.160418T1417Z.160419T0355Z.160421T0536Z.NO/
943 AM CDT TUE APR 19 2016
The Flood Warning continues for
The Colorado River near Columbus
* until Thursday afternoon...or until the warning is canceled.
* At 0915 AM Tuesday the stage was 44.3 feet.
* Major flooding is occurring and Major flooding is forecast.
* Flood stage is 34.0 feet.
* Forecast...The river will continue rising to near 45.2 feet by this evening.
The river will fall below flood stage early Thursday morning.
* At 45.0 feet...At levels above 45 feet major flooding of crop and pasture land
downstream near Eagle Lake occurs. In past floods U.S. Highway 90 near
Columbus was closed with many homes flooded and FM 950 below the gage is
closed.
&&
LAT...LON 2982 9672 2970 9648 2957 9636 2957 9647 2970 9659 2972 9672
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Wed Thu Fri Sat
Colorado River
Columbus 34 44.3 Tue 09 AM 42.9 30.4 20.5 15.5
$$
TXC321-481-201442-
/O.EXT.KHGX.FL.W.0100.160419T2223Z-160423T1223Z/
/WHAT2.3.ER.160419T2223Z.160421T0600Z.160423T0023Z.NO/
943 AM CDT TUE APR 19 2016
...Flood Warning extended until Saturday morning...The Flood Warning continues
for
The Colorado River In Wharton
* from this afternoon to Saturday morning...or until the warning is canceled.
* At 0915 AM Tuesday the stage was 34.0 feet.
* Major flooding is forecast.
* Flood stage is 39.0 feet.
* Forecast...Rise above flood stage by late this afternoon and continue to rise
to near 48.0 feet by early Thursday morning. The river will fall below flood
stage by Friday evening.
* At 48.0 feet...Major lowland flooding continues with much of west and
southwest Wharton flooded. Most streets between Sunset Street...FM 102...and
U.S. Highway 59 are inundated and impassable and several homes have 3 feet or
more of water in them.
&&
LAT...LON 2957 9636 2930 9605 2910 9599 2910 9609 2930 9616 2957 9647
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Wed Thu Fri Sat
Colorado River
Wharton 39 34.0 Tue 09 AM 45.7 47.9 43.6 33.1
$$
TXC321-201442-
/O.EXT.KHGX.FL.W.0101.160421T0935Z-160422T0935Z/
/BACT2.1.ER.160421T0935Z.160421T1800Z.160421T2135Z.NO/
943 AM CDT TUE APR 19 2016
The Flood Warning continues for
The Colorado River Near Bay City
* from late Wednesday night to late Thursday night...or until the warning is
canceled.
* At 0915 AM Tuesday the stage was 21.2 feet.
* Minor flooding is forecast.
* Flood stage is 44.0 feet.
* Forecast...Rise above flood stage by Thursday morning and continue to rise to
near 44.3 feet by Thursday early afternoon.
* At 44.0 feet...levees on the Bay City side of river are over topped.
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Wed Thu Fri Sat
Colorado River
Bay City 44 21.2 Tue 09 AM 39.8 44.2 41.0 32.9
$$906
WGUS84 KHGX 192113
FLSHGX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON, TX
413 PM CDT TUE APR 19 2016
A river flood warning remains in effect for the Colorado River.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Persons are urged to stay away from the river until water levels recede.
Motorists should avoid any water covered roads and find an alternate route.
Livestock and equipment should remain out of the flood plain for the next few
days.
Stay tuned to NOAA Weather radio or other news sources for further updates.
&&
TXC089-481-202113-
/O.EXT.KHGX.FL.W.0049.000000T0000Z-160421T1749Z/
/CBST2.3.ER.160418T1417Z.160419T0355Z.160421T0549Z.NO/
413 PM CDT TUE APR 19 2016
...Flood Warning extended until Thursday afternoon...The Flood Warning continues
for
The Colorado River near Columbus
* until Thursday afternoon...or until the warning is canceled.
* At 0400 PM Tuesday the stage was 43.4 feet.
* Major flooding is occurring and Major flooding is forecast.
* Flood stage is 34.0 feet.
* Forecast...The river will continue to fall to below flood stage by early
Thursday morning.
* At 43.0 feet...At levels above 43 feet major lowland flooding occurs as U.S.
Highway 90 floods. In past floods many home in the area flooded. FM 950
downstream from the gage is flooded.
&&
LAT...LON 2982 9672 2970 9648 2957 9636 2957 9647 2970 9659 2972 9672
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Wed Thu Fri Sat
Colorado River
Columbus 34 43.4 Tue 04 PM 41.2 30.4 20.5 15.6
$$
TXC321-481-202112-
/O.EXT.KHGX.FL.W.0100.160420T0151Z-160423T1326Z/
/WHAT2.3.ER.160420T0151Z.160421T1200Z.160423T0126Z.NO/
413 PM CDT TUE APR 19 2016
...Flood Warning extended until Saturday morning...The Flood Warning continues
for
The Colorado River In Wharton
* from this evening to Saturday morning...or until the warning is canceled.
* At 0400 PM Tuesday the stage was 36.4 feet.
* Major flooding is forecast.
* Flood stage is 39.0 feet.
* Forecast...Rise above flood stage this evening and continue to rise to near
47.9 feet by Thursday morning. The river will fall below flood stage by Friday
evening.
* At 48.0 feet...Major lowland flooding continues with much of west and
southwest Wharton flooded. Most streets between Sunset Street...FM 102...and
U.S. Highway 59 are inundated and impassable and several homes have 3 feet or
more of water in them.
&&
LAT...LON 2957 9636 2930 9605 2910 9599 2910 9609 2930 9616 2957 9647
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Wed Thu Fri Sat
Colorado River
Wharton 39 36.4 Tue 04 PM 43.9 47.9 44.2 33.7
$$
TXC321-202112-
/O.EXT.KHGX.FL.W.0101.160421T1559Z-160422T1245Z/
/BACT2.1.ER.160421T1559Z.160421T1800Z.160422T0045Z.NO/
413 PM CDT TUE APR 19 2016
...Flood Warning extended until Friday morning...The Flood Warning continues for
The Colorado River Near Bay City
* from Thursday morning to Friday morning...or until the warning is canceled.
* At 0400 PM Tuesday the stage was 26.3 feet.
* Minor flooding is forecast.
* Flood stage is 44.0 feet.
* Forecast...Rise above flood stage by late Thursday morning and continue to
rise to near 44.2 feet by Thursday early afternoon. The river will fall below
flood stage by Thursday evening.
* At 44.0 feet...levees on the Bay City side of river are over topped.
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Wed Thu Fri Sat
Colorado River
Bay City 44 26.3 Tue 04 PM 35.9 43.6 41.8 33.4
$$876
WGUS84 KHGX 201525
FLSHGX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON, TX
1024 AM CDT WED APR 20 2016
The river flood warning has been cancelled for the Colorado River at
Bay City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Persons are urged to stay away from the river until water levels recede.
Motorists should avoid any water covered roads and find an alternate route.
Livestock and equipment should remain out of the flood plain for the next few
days.
Stay tuned to NOAA Weather radio or other news sources for further updates.
&&
TXC321-201554-
/O.CAN.KHGX.FL.W.0101.000000T0000Z-160422T1245Z/
/BACT2.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1024 AM CDT WED APR 20 2016
The Flood Warning is canceled for
The Colorado River Near Bay City
* At 1015 AM Wednesday the stage was 31.8 feet.
* Flood stage is 44.0 feet.
* Forecast...The river will continue to rise but will crest near 42.5 feet
on Friday morning which is below flood stage.
&&
Flood Observed Forecast 6 AM
Location Stage Stage Day Time Thu Fri Sat Sun
Colorado River
Bay City 44 31.8 Wed 10 AM 39.0 42.4 37.5 23.2
$$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 18, 12:41 PM CDT, 2 hours earlier.
Area forecast discussion, Apr 18, 12:41 PM CDT, 2 hours before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1241 PM CDT MON APR 18 2016
.AVIATION...
COLD POOL SHOULD HELP DIMINISH THE RAIN AREA LATER THIS AFTERNOON.
EXPECT THAT THE THUNDERSTORM CHANCES THIS AFTERNOON WILL BE
MAINLY FROM ABOUT KHOU SOUTHWARD TO THE COAST. THERE IS A GOOD
CHANCE FOR VFR CONDITIONS THIS AFTERNOON...WITH MVFR CONDITIONS
DEVELOPING BY 00Z TO 02Z. MODELS ARE SHOWING CHANCES FOR
THUNDERSTORMS TO RETURN BETWEEN 09Z AND 15Z.
40
&&
.PREV DISCUSSION... /ISSUED 1056 AM CDT MON APR 18 2016/
UPDATE...
ONGOING EXTREME FLOODING EVENT...WITH MOST OF THE CITY OF HOUSTON
EXPERIENCING RECORD LEVEL FLOODING FROM ITS REGIONAL BAYOUS AND
BASIC SHEET FLASH FLOODING. THE STRONG WEST-TO-EAST BAND OF
CONVECTION IS BACK BUILDING THROUGH THE COASTAL COUNTIES WITH
RECENT REPORTS OF HIGH RAINFALL RATES OF 1 TO 3 INCHES BEGINNING
TO DECREASE AS THE LINE BECOMES OUTFLOW DOMINANT. NUMEROUS ROADWAYS
ACROSS THE SOUTHERN SUBURBS OF HOUSTON DOWN TOWARDS (AND
INCLUDING) GALVESTON ISLAND ARE CURRENTLY EXPERIENCING FLOODING.
THE BEST ADVICE TO ANYONE ALONG AND SOUTH OF INTERSTATE 10
CORRIDOR WHO IS CONSIDERING TRAVEL IS TO STAY PUT AND DO NOT
ATTEMPT TO TRAVEL OVER THE NEXT COUPLE OF HOURS. AREAWIDE RAIN
PROBABILITIES REMAIN HIGH THROUGH THE EVENING WITH ANOTHER 2 TO 4
INCHES OF RAIN ON TOP OF WHAT WE HAVE ALREADY RECEIVED THROUGH THE
REMAINDER OF THE AFTERNOON. CURRENT THINKING IS THAT RAINFALL
RATES WILL BEGIN TO WANE IN THE NEXT FEW HOURS AND WE'LL SEE A
BREAK FROM THE HIGH RAINFALL RATES INTO THE EARLY EVENING HOURS.
THE GENERAL MODEL TREND GOING INTO EARLY TUESDAY IS FOR A POSSIBLE
SECONDARY BOUT OF RAINFALL LATTER THIS EVENING...WITH A THIRD
ROUND OF AREAWIDE RAINFALL SLATED FOR WEDNESDAY? 31
PREV DISCUSSION... /ISSUED 644 AM CDT MON APR 18 2016/
AVIATION...
SHRA/TSRA CONTINUE IN AND AROUND MOST OF THE SE TX TAF SITES.
HEAVIEST IMPACTED SITES CURRENTLY ARE SGR AND HOU. WITH ACTIVITY
GRADUALLY SAGGING SOUTHWARD...LBX AND GLS SHOULD BE IMPACTED SOON.
SHRA/TSRA ARE STILL POSSIBLE AT UTS AND CXO WITH THE LEAST IMPACTED
LOCATION PROBABLY CLL. NOT REALLY SURE WHAT IS GOING TO HAPPEN LATER
THIS AFTERNOON AND TONIGHT SINCE A LOT WILL DEPEND ON HOW LONG THE
CURRENT ACTIVITY LASTS. GENERALLY EXPECTING MVFR CEILINGS AND
VISIBILITIES WITH IFR/LIFR CONDITIONS LIKELY IN AND AROUND THE
STRONGER STORMS. 42
PREV DISCUSSION... /ISSUED 356 AM CDT MON APR 18 2016/
DISCUSSION...
SEVERE...HISTORIC FLOOD EVENT ONGOING. SEVERAL FLASH FLOOD
WARNINGS AND FLASH FLOOD EMERGENCIES IN EFFECT FROM SLOW MOVING
BAND OF THUNDERSTORMS. MULTIPLE HIGH WATER RESCUES REPORTED AND
STRUCTURES BEING FLOODED. UNFORTUNATELY BAND OF THUNDERSTORMS TO
IMPACT AREAS ALREADY HAVING RECEIVED HEAVY RAIN FOR POTENTIALLY SEVERAL
MORE HOURS.
WORST CASE SCENARIO AS DEEP MOISTURE ADVECTING IN OFF THE GULF
AND BEING FOCUSED ALONG E TO W BAND OF THUNDERSTORMS WITH VERY
LITTLE MOVEMENT. MODELS HAVE STRUGGLED TO CAPTURE PLACEMENT AND
TIMING OF CONVECTION AND DIFFICULT GOING FORWARD AS WELL. NOT MUCH
CHANGE IN THE PATTERN IS EXPECTED THROUGH TUESDAY. THROUGH TUESDAY
EXPECT ADDITIONAL ROUNDS OF HEAVY RAIN WHICH WILL ONLY EXACERBATE
FLOODING ALREADY ONGOING. DIFFICULT TO TIME THINGS BUT
THUNDERSTORM COMPLEXES WILL GENERALLY BE SLOW MOVING. CONCERN IS
THEY WILL OCCUR IN SIMILAR AREAS. HAVE HAD TO RAISE POPS WEDNESDAY
AS WELL AS MODELS SHOWING ANOTHER VORT LOBE PIVOTING AROUND UPPER
LOW LIKELY BRINGING MORE SHOWERS AND THUNDERSTORMS. REALLY DONT
DRY OUT UNTIL POSSIBLY FRIDAY AS MODELS SUGGEST RIDGING AT SURFACE
AND ALOFT. 46
MARINE...
A COASTAL FLOOD WARNING REMAINS IN EFFECT FOR THE UPPER COASTAL
AREAS...GALVESTON...HARRIS...CHAMBERS. FURTHER SOUTH ACROSS BRAZORIA
AND MATAGORDA WILL HAVE A COASTAL FLOOD ADVISORY. WATER LEVELS ARE
PEAKING AROUND 4 FEET AT HIGH TIDES IN THE WARNING AREA AND AROUND
3.5 FEET IN THE ADVISORY AREA. AFTER THE AFTERNOON HIGH TIDE
PEAKING 2-3 PM WE WILL LIKELY SEE WATER LEVELS BEGIN TO SUBSIDE
SOME...ALTHOUGH STILL WELL ABOVE NORMAL.
THE SMALL CRAFT ADVISORY WILL CONTINUE TODAY AS WELL. SHOULD SEE
WINDS/SEAS SUBSIDE SOME DURING THE DAY TODAY. 33
&&
.PRELIMINARY POINT TEMPS/POPS...
COLLEGE STATION (CLL) 69 67 78 67 81 / 100 90 70 50 50
HOUSTON (IAH) 71 68 77 67 82 / 100 90 80 40 70
GALVESTON (GLS) 73 70 75 70 77 / 100 90 80 50 60
&&
.HGX WATCHES/WARNINGS/ADVISORIES...
TX...FLASH FLOOD WATCH THROUGH TUESDAY MORNING FOR THE FOLLOWING
ZONES: 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.
COASTAL FLOOD WARNING UNTIL 4 PM CDT THIS AFTERNOON FOR THE
FOLLOWING ZONES: CHAMBERS...GALVESTON...HARRIS.
COASTAL FLOOD ADVISORY UNTIL 4 PM CDT THIS AFTERNOON FOR THE
FOLLOWING ZONES: BRAZORIA...MATAGORDA.
GM...SMALL CRAFT SHOULD EXERCISE CAUTION UNTIL 4 PM CDT THIS
AFTERNOON FOR THE FOLLOWING ZONES: GALVESTON BAY...
MATAGORDA BAY...WATERS FROM FREEPORT TO THE MATAGORDA SHIP
CHANNEL OUT 20 NM...WATERS FROM HIGH ISLAND TO FREEPORT OUT
20 NM.
SMALL CRAFT ADVISORY UNTIL 7 PM CDT THIS EVENING FOR THE
FOLLOWING ZONES: WATERS FROM FREEPORT TO THE MATAGORDA SHIP
CHANNEL 20 NM TO 60 NM...WATERS FROM HIGH ISLAND TO
FREEPORT 20 TO 60 NM.
&&
DISCUSSION...31
AVIATION/MARINE...40Hazardous weather outlook, Apr 18, 7:39 AM CDT, 7 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 739 AM CDT MON APR 18 2016 TXZ163-164-176>179-195>200-210>214-226-227-235>238-191245- 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- 739 AM CDT MON APR 18 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT EXTENSIVE FLASH FLOODING HAS OCCURRED AND MORE IS POSSIBLE AS BANDS OF THUNDERSTORMS MOVE ACROSS THE AREA. ALREADY 10 TO 16 INCHES OF RAIN HAS FALLEN IN SOME AREAS AND SEVERAL ADDITIONAL INCHES OF RAIN WILL BE POSSIBLE. A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF SOUTHEAST TEXAS UNTIL TUESDAY MORNING AND THE WATCH MAY NEED TO BE EXTENDED. COASTAL FLOODING WILL BE A PROBLEM FOR WESTERN PORTIONS OF GALVESTON BAY INCLUDING COASTAL PARTS OF HARRIS AND GALVESTON COUNTIES. COASTAL FLOOD WARNINGS EXTEND DOWN THE UPPER TEXAS COAST AS TIDE LEVELS RUN ABOUT 2 TO 3 FEET ABOVE ASTRONOMICAL TIDES. COASTAL FLOODING WILL BE POSSIBLE THROUGH TUESDAY MORNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY FLASH FLOODING WILL BE POSSIBLE TUESDAY AND POSSIBLY WEDNESDAY AS ADDITIONAL ROUNDS OF SHOWERS AND THUNDERSTORMS POTENTIALLY MOVE OVER ALREADY SATURATED SOIL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. GMZ330-335-350-355-370-375-191245- 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- 739 AM CDT MON APR 18 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT SMALL CRAFT ADVISORY IS IN EFFECT FOR THE UPPER TEXAS COAST THROUGH MONDAY MORNING FOR WINDS AROUND 20 TO 25 KNOTS AND SEAS BUILDING ABOVE 7 FEET. EAST TO SOUTHEAST WINDS WILL CAUSE AN INCREASED POTENTIAL FOR RIP CURRENTS ALONG GULF FACING BEACHES. A COASTAL FLOOD WARNING IS IN EFFECT THROUGH MONDAY MORNING WITH TIDE LEVELS 1.5 TO 3 FEET ABOVE NORMAL. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SMALL CRAFT ADVISORIES WILL CONTINUE INTO MONDAY. RIP CURRENT THREAT WILL CONTINUE THOUGH TUESDAY. ELEVATED TIDE LEVELS OF 1 TO 3 FEET ABOVE NORMAL WILL BE POSSIBLE MAINLY TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TONIGHT AND MONDAY.
In the hours before
Local storm report, Apr 18, 10:20 AM CDT, 4 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE Houston/Galveston TX
1020 AM CDT MON APR 18 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0830 AM FLASH FLOOD LEAGUE CITY 29.49N 95.11W
04/18/2016 GALVESTON TX EMERGENCY MNGR
NUMEROUS ROADS GOING UNDER WATER WITHIN THE LEAGUE CITY
LIMITS.
&&
EVENT NUMBER HGX1600080
BLOODLocal storm report, Apr 18, 10:25 AM CDT, 4 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE Houston/Galveston TX
1025 AM CDT MON APR 18 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1023 AM FLASH FLOOD GALVESTON 29.23N 94.89W
04/18/2016 GALVESTON TX LAW ENFORCEMENT
WATER INUNDATING NUMEROUS ROADWAYS WITHIN THE CITY OF
GALVESTON.
&&
EVENT NUMBER HGX1600081
BLOODLocal storm report, Apr 18, 11:21 AM CDT, 3 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE Houston/Galveston TX
1121 AM CDT MON APR 18 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1115 AM MARINE TSTM WIND SURFSIDE BEACH 28.95N 95.28W
04/18/2016 M43 MPH BRAZORIA TX MESONET
SURFSIDE BEACH MESONET REPORTED 43 MPH WIND GUST
&&
EVENT NUMBER HGX1600082
MHLocal storm report, Apr 18, 2:07 PM CDT, 34 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE Houston/Galveston TX
207 PM CDT MON APR 18 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1205 AM TSTM WND DMG 3 S TOMBALL 30.05N 95.62W
04/18/2016 HARRIS TX TRAINED SPOTTER
A LARGE PINE TREE WAS SNAPPED OFF ON HIGHWAY 249
BETWEEN CANYON GATES POINT DRIVE AND NORTHPOINTE BLVD.
1234 AM FLASH FLOOD 6 SW JERSEY VILLAGE 29.82N 95.64W
04/18/2016 HARRIS TX COUNTY OFFICIAL
WATER RESCUES IN THE ADDICKS AREA.
0106 AM FLASH FLOOD 9 SSW TOMBALL 29.98N 95.67W
04/18/2016 HARRIS TX COUNTY OFFICIAL
WATER RESCUES NEAR THE INTERSECTION OF BARKER CYPRESS
AND SPRING CYPRESS.
0129 AM FLASH FLOOD 6 SW JERSEY VILLAGE 29.83N 95.64W
04/18/2016 HARRIS TX COUNTY OFFICIAL
SEVERAL HOMES FLOODED IN THE BEAR CREEK VILLAGE AREA.
0230 AM FLASH FLOOD SEALY 29.77N 96.15W
04/18/2016 AUSTIN TX LAW ENFORCEMENT
HIGHWAY 36 AT INTERSTATE 10 IS FLOODED.
0233 AM FLASH FLOOD 2 S BELLVILLE 29.92N 96.26W
04/18/2016 AUSTIN TX LAW ENFORCEMENT
FM2429 CLOSED SOUTH OF BELLVILLE DUE TO FLOODING.
0233 AM FLASH FLOOD 4 ESE BELLVILLE 29.92N 96.20W
04/18/2016 AUSTIN TX LAW ENFORCEMENT
WATER OVER FM529 AND FM331 EAST OF BELLVILLE ROADS MAY
BE CLOSED.
0259 AM FLASH FLOOD TODD MISSION 30.26N 95.83W
04/18/2016 GRIMES TX DEPT OF HIGHWAYS
WATER RESCUES ONGOING IN THE TODD MISSION AREA.
0316 AM FLASH FLOOD 4 SSE WALLER 30.00N 95.91W
04/18/2016 WALLER TX CITY OFFICIAL
HIGHWAY 290 AT THE HARRIS-WALLER COUNTY LINE IS CLOSED.
FM 362...FM 359...FM 527 ARE FLOODED.
0409 AM FLASH FLOOD BELLVILLE 29.95N 96.26W
04/18/2016 AUSTIN TX LAW ENFORCEMENT
ROADS CLOSED ACROSS A LARGE PART OF THE
COUNTY...ESPECIALLY CENTRAL AND NORTH.
0423 AM FLASH FLOOD 6 N COLUMBUS 29.79N 96.55W
04/18/2016 COLORADO TX LAW ENFORCEMENT
THE FM 109 BRIDGE AT BROOMSMILL WAS WASHED OUT.
NUMEROUS ROADS BRIDGES CLOSED AND WATER RESCUES BEING
CONDUCTED ACROSS THE NORTHERN PARTS OF THE COUNTY.
0430 AM FLASH FLOOD MAGNOLIA 30.21N 95.75W
04/18/2016 MONTGOMERY TX LAW ENFORCEMENT
FLOODING ALONG FM 1774 ALONG MONTGOMERY AND WALLER
COUNTY LINE.
0450 AM FLASH FLOOD HOUSTON 29.77N 95.39W
04/18/2016 HARRIS TX COUNTY OFFICIAL
SIXTY HIGH WATER RESCUES IN PROGRESS ACROSS PARTS OF
HARRIS COUNTY.
0454 AM FLASH FLOOD 6 SSW JERSEY VILLAGE 29.82N 95.62W
04/18/2016 HARRIS TX TRAINED SPOTTER
NUMEROUS WATER COVERED ROADS. WATER IN HOMES IN AND
AROUND THE ADDICKS AREA.
0505 AM FLASH FLOOD 7 NW TODD MISSION 30.35N 95.90W
04/18/2016 GRIMES TX BROADCAST MEDIA
MAJOR FLOODING ALONG COUNTY ROAD 311 WITH WATER HALFWAY
UP STREET SIGNS.
0510 AM FLASH FLOOD 4 WNW JERSEY VILLAGE 29.91N 95.63W
04/18/2016 HARRIS TX BROADCAST MEDIA
RAIN GUAGE NEAR THE INTERSECTION OF HUFFMIESTER AND
HIGHWAY 6 NORTH HAS SURPASSED MORE THAN 20 INCHES. THE
COPPER GROVE SUBDIVISION HAS HIGH THIGH DEEP WATER IN
THE ROADS WITH WATER UP TO THE SIDE WINDOWS OF MANY
VEHICLES.
0532 AM FLASH FLOOD HOUSTON 29.77N 95.39W
04/18/2016 HARRIS TX COUNTY OFFICIAL
AT LEAST 40 SUBDIVISIONS IN AND AROUND THE HOUSTON AREA
REPORTING FLOODING.
0651 AM FLASH FLOOD HOUSTON 29.77N 95.39W
04/18/2016 HARRIS TX COUNTY OFFICIAL
NOW 70 DIFFERENT SUBDIVISIONS IN AND AROUND THE HOUSTON
AREA REPORTING FLOODING.
0705 AM FLASH FLOOD 4 ENE MEADOWS 29.68N 95.54W
04/18/2016 HARRIS TX COUNTY OFFICIAL
REPORTS OF HOUSE FLOODING ON BRAYS BAYOU NEAR US
HIGHWAY 59.
0719 AM FLASH FLOOD 1 NW HOUSTON 29.78N 95.40W
04/18/2016 HARRIS TX COUNTY OFFICIAL
WATER STARTING TO OVERTOP INTERSTATE 10 AT WHITE OAK
BAYOU.
0730 AM FLASH FLOOD SUGAR LAND 29.62N 95.62W
04/18/2016 FORT BEND TX LAW ENFORCEMENT
THE BRAZOS RIVER TURNAROUND AT HIGHWAY 59...THE HIGHWAY
90A UNDERPASS BETWEEN RICHMOND AND ROSENBERG...AND
HIGHWAY 90A AT 99 ARE ALL IMPASSABLE DUE TO HIGH WATER.
0830 AM FLASH FLOOD LEAGUE CITY 29.49N 95.11W
04/18/2016 GALVESTON TX EMERGENCY MNGR
NUMEROUS ROADS GOING UNDER WATER WITHIN THE LEAGUE CITY
LIMITS.
1023 AM FLASH FLOOD GALVESTON 29.23N 94.89W
04/18/2016 GALVESTON TX LAW ENFORCEMENT
WATER INUNDATING NUMEROUS ROADWAYS WITHIN THE CITY OF
GALVESTON.
1115 AM MARINE TSTM WIND SURFSIDE BEACH 28.95N 95.28W
04/18/2016 M43 MPH BRAZORIA TX MESONET
SURFSIDE BEACH MESONET REPORTED 43 MPH WIND GUST
&&
EVENT NUMBER HGX1600083 HGX1600065 HGX1600066 HGX1600067 HGX1600084
HGX1600062 HGX1600063 HGX1600068 HGX1600069 HGX1600070 HGX1600071
HGX1600085 HGX1600072 HGX1600073 HGX1600074 HGX1600075 HGX1600076
HGX1600077 HGX1600078 HGX1600079 HGX1600086 HGX1600080 HGX1600081
HGX1600082
BLOODThe office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 7:30 PM CDT | Special Weather Statement | HGX | Colorado | 45 min |
| Apr 17, 8:10 PM CDT | Special Weather Statement | HGX | Colorado | 65 min |
| Apr 17, 8:33 PM CDT | Special Weather Statement | HGX | Fort Bend, Waller | 57 min |
| Apr 17, 8:53 PM CDT | Areal Flood Advisory | HGX | Colorado, Wharton | 3 hr |
| Apr 17, 9:28 PM CDT | Areal Flood Advisory | HGX | Austin, Fort Bend, Harris, Waller | 2 hr |
| Apr 17, 9:38 PM CDT | Flash Flood Warning | HGX | Fort Bend, Harris, Waller | 112 min |
| Apr 17, 10:36 PM CDT | Flash Flood Warning | HGX | Austin, Colorado, Harris, Waller | 3 hr |
| Apr 17, 11:11 PM CDT | River Flood Warning | HGX | Harris, Waller | 7 days |
| Apr 17, 11:15 PM CDT | Special Weather Statement | HGX | Harris | 45 min |
| Apr 17, 11:17 PM CDT | Special Weather Statement | HGX | Waller | 43 min |
| Apr 17, 11:22 PM CDT | Flash Flood Warning | HGX | Grimes, Harris, Montgomery, Waller | 3 hr |
| Apr 17, 11:29 PM CDT | Severe Thunderstorm Warning | HGX | Harris, Montgomery | 31 min |
| Apr 17, 11:57 PM CDT | Severe Thunderstorm Warning | HGX | Harris, Montgomery | 63 min |
| Apr 18, 12:04 AM CDT | Flash Flood Warning | HGX | Austin, Fort Bend, Harris, Montgomery, Waller | 3 hr |
| Apr 18, 12:07 AM CDT | Tornado Warning | HGX | Harris, Montgomery | 38 min |
| Apr 18, 12:39 AM CDT | River Flood Warning | HGX | Harris | 45 hr |
| Apr 18, 12:48 AM CDT | River Flood Warning | HGX | Harris | 45 hr |
| Apr 18, 1:04 AM CDT | River Flood Warning | HGX | Harris | 69 hr |
| Apr 18, 1:15 AM CDT | Flash Flood Warning | HGX | Harris, Montgomery | 3 hr |
| Apr 18, 1:23 AM CDT | Hydrologic Statement | HGX | Harris | 6 days |
| Apr 18, 1:37 AM CDT | Flash Flood Warning | HGX | Austin, Colorado, Waller, Washington | 3 hr |
| Apr 18, 1:44 AM CDT | Flash Flood Warning | HGX | Grimes, Harris, Waller | 3 hr |
| Apr 18, 1:47 AM CDT | Flash Flood Warning | HGX | Grimes, Montgomery, San Jacinto, Walker | 3 hr |
| Apr 18, 2:04 AM CDT | Flash Flood Warning | HGX | Harris | 3 hr |
| Apr 18, 2:09 AM CDT | River Flood Warning | HGX | Harris, Montgomery | 44 hr |
| Apr 18, 2:09 AM CDT | River Flood Warning | HGX | Harris, Montgomery | 4 days |
| Apr 18, 2:09 AM CDT | Hydrologic Statement | HGX | Harris, Montgomery | 6 days |
| Apr 18, 2:09 AM CDT | Hydrologic Statement | HGX | Harris | 6 days |
| Apr 18, 2:09 AM CDT | Hydrologic Statement | HGX | Harris | 6 days |
| Apr 18, 2:31 AM CDT | Flash Flood Warning | HGX | Grimes, Harris, Montgomery, Waller | 2 hr |
| Apr 18, 3:03 AM CDT | Severe Thunderstorm Warning | HGX | Harris | 27 min |
| Apr 18, 3:13 AM CDT | Tornado Warning | HGX | Harris | 32 min |
| Apr 18, 3:14 AM CDT | River Flood Warning | HGX | Fort Bend, Harris | 6 days |
| Apr 18, 3:14 AM CDT | River Flood Warning | HGX | Harris | 6 days |
| Apr 18, 3:14 AM CDT | River Flood Warning | HGX | Harris | 6 days |
| Apr 18, 3:14 AM CDT | River Flood Warning | HGX | Harris | 6 days |
| Apr 18, 3:14 AM CDT | River Flood Warning | HGX | Harris | 4 days |
| Apr 18, 3:14 AM CDT | River Flood Warning | HGX | Harris, Montgomery | 4 days |
| Apr 18, 3:22 AM CDT | River Flood Warning | HGX | Colorado, Wharton | 3 days |
| Apr 18, 3:23 AM CDT | Flash Flood Warning | HGX | Fort Bend, Harris, Waller | 97 min |
| Apr 18, 3:28 AM CDT | Flash Flood Warning | HGX | Austin, Colorado | 92 min |
| Apr 18, 3:38 AM CDT | Tornado Warning | HGX | Harris | 27 min |
| Apr 18, 3:55 AM CDT | River Flood Warning | HGX | Harris | 42 hr |
| Apr 18, 3:55 AM CDT | River Flood Warning | HGX | Harris | 6 days |
| Apr 18, 3:55 AM CDT | River Flood Warning | HGX | Harris | 6 days |
| Apr 18, 3:55 AM CDT | River Flood Warning | HGX | Harris | 12 hr |
| Apr 18, 3:55 AM CDT | River Flood Warning | HGX | Harris | 40 hr |
| Apr 18, 3:55 AM CDT | River Flood Warning | HGX | Harris | 34 hr |
| Apr 18, 4:39 AM CDT | Flash Flood Warning | HGX | Austin, Colorado, Grimes, Harris, Montgomery, Waller | 4 hr |
| Apr 18, 4:39 AM CDT | Flash Flood Warning | HGX | Austin, Colorado, Fort Bend, Grimes, Harris, Liberty and 7 more | 4 hr |
| Apr 18, 4:51 AM CDT | River Flood Warning | HGX | Harris | 41 hr |
| Apr 18, 4:51 AM CDT | River Flood Warning | HGX | Harris | 41 hr |
| Apr 18, 4:51 AM CDT | River Flood Warning | HGX | Harris | 41 hr |
| Apr 18, 4:52 AM CDT | Tornado Warning | HGX | Harris | 23 min |
| Apr 18, 5:16 AM CDT | Coastal Flood Advisory | HGX | Brazoria, Matagorda | 20 hr |
| Apr 18, 5:17 AM CDT | Severe Thunderstorm Warning | HGX | Chambers, Harris, Liberty | 43 min |
| Apr 18, 5:39 AM CDT | Tornado Warning | HGX | Liberty | 36 min |
| Apr 18, 5:57 AM CDT | Flash Flood Warning | HGX | Harris, Montgomery | 3 hr |
| Apr 18, 5:59 AM CDT | River Flood Warning | HGX | Harris | 40 hr |
| Apr 18, 5:59 AM CDT | River Flood Warning | HGX | Harris | 40 hr |
| Apr 18, 5:59 AM CDT | River Flood Warning | HGX | Harris | 40 hr |
| Apr 18, 5:59 AM CDT | River Flood Warning | HGX | Harris | 26 hr |
| Apr 18, 6:12 AM CDT | River Flood Warning | HGX | Fort Bend, Harris | 10 days |
| Apr 18, 6:12 AM CDT | River Flood Warning | HGX | Harris | 10 days |
| Apr 18, 6:12 AM CDT | River Flood Warning | HGX | Harris | 10 days |
| Apr 18, 6:12 AM CDT | River Flood Warning | HGX | Harris | 10 days |
| Apr 18, 6:25 AM CDT | River Flood Warning | HGX | Harris | 40 hr |
| Apr 18, 6:25 AM CDT | River Flood Warning | HGX | Harris | 40 hr |
| Apr 18, 6:25 AM CDT | River Flood Warning | HGX | Harris | 28 hr |
| Apr 18, 6:25 AM CDT | River Flood Warning | HGX | Harris | 31 hr |
| Apr 18, 6:25 AM CDT | River Flood Warning | HGX | Harris | 28 hr |
| Apr 18, 6:30 AM CDT | Flash Flood Warning | HGX | Austin, Colorado, Fort Bend, Harris, Waller | 3 hr |
| Apr 18, 6:42 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 6:42 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 6:42 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 6:42 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 6:42 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 6:42 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 6:51 AM CDT | River Flood Warning | HGX | Harris | 39 hr |
| Apr 18, 7:05 AM CDT | Flash Flood Warning | HGX | Fort Bend, Harris | 115 min |
Nearby
River Flood Warnings in Texas, 2016Every river flood warning in 2016
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.