MONTGOMERY County, Texas
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: MONTGOMERY County, Texas
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Evacuation Immediate Warning
TXC339-241445-

URGENT - IMMEDIATE BROADCAST REQUESTED
EVACUATION IMMEDIATE
MONTGOMERY COUNTY SHERIFFS OFFICE
RELAYED BY NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
633 AM CDT SUN MAY 24 2015

THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE
MONTGOMERY COUNTY SHERIFFS OFFICE.

LEWIS CREEK DAM: MANDATORY EVACUATIONS ARE NOW IN PLACE.

HEAVY RAIN IS PREDICTED FOR TODAY AND TOMORROW AND WITH AN
ABUNDANCE OF CAUTION OFFICIALS DETERMINED THAT MANDATORY
EVACUATIONS WERE APPROPRIATE FOR RESIDENTS THAT ARE IN THE
AREA OF CONCERN.

A RED CROSS SHELTER IS OPEN AT THE LONE STAR COMMUNITY CENTER
IN MONTGOMERY. ADDRESS FOR THIS FACILITY IS 2500 LONE STAR
PARKWAY MONTGOMERY, TX 77356.

PLEASE DO NOT CALL 911 UNLESS YOU HAVE AN EMERGENCY. FOR ADDITIONAL
INFORMATION PLEASE CALL 211 OR 713 957-4357.

$$
Flash Flood Watch
TXZ163-164-176>179-195>200-210>214-226-227-235>238-242100-
/O.CON.KHGX.FF.A.0008.000000T0000Z-150526T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
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-
INCLUDING THE CITIES OF...ALVIN...ANAHUAC...ANGLETON...BAY CITY...
BELLVILLE...BRENHAM...BROOKSHIRE...BRYAN...CALDWELL...CLEVELAND...
COLDSPRING...COLLEGE STATION...COLUMBUS...CONROE...CORRIGAN...
CROCKETT...DAYTON...EAGLE LAKE...EDNA...EL CAMPO...FREEPORT...
FRIENDSWOOD...GALVESTON...GROVETON...HEMPSTEAD...HOUSTON...
HUMBLE...HUNTSVILLE...KATY...LAKE JACKSON...LAKE SOMERVILLE...
LEAGUE CITY...LIBERTY...LIVINGSTON...MADISONVILLE...
MISSOURI CITY...MONT BELVIEU...NAVASOTA...ONALASKA...PALACIOS...
PASADENA...PEARLAND...PIERCE...PRAIRIE VIEW...RICHMOND...
ROSENBERG...SEALY...SHEPHERD...SUGAR LAND...TEXAS CITY...
THE WOODLANDS...TOMBALL...TRINITY...WEIMAR...WHARTON...WILLIS...
WINNIE
350 AM CDT SUN MAY 24 2015

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY EVENING...

THE FLASH FLOOD WATCH CONTINUES FOR

* A PORTION OF SOUTHEAST TEXAS...INCLUDING THE FOLLOWING
COUNTIES...AUSTIN...BRAZORIA...BRAZOS...BURLESON...CHAMBERS...
COLORADO...FORT BEND...GALVESTON...GRIMES...HARRIS...HOUSTON...
JACKSON...LIBERTY...MADISON...MATAGORDA...MONTGOMERY...POLK...
SAN JACINTO...TRINITY...WALKER...WALLER...WASHINGTON AND
WHARTON.

* THROUGH MONDAY EVENING

* AT LEAST TWO ROUNDS OF SHOWERS AND THUNDERSTORMS WILL MOVE
THROUGH SOUTHEAST TEXAS IN ASSOCIATION WITH A PAIR OF UPPER
DISTURBANCES. THE FIRST ROUND IS EXPECTED TODAY... WITH THE
SECOND ROUND MOVING THROUGH MONDAY AFTERNOON AND NIGHT.
ADDITIONAL PERIODS OF RAINFALL ARE EXPECTED BETWEEN THE TWO
DISTURBANCES AS WELL.

* IMPACTS... THE THREAT FOR FLASH FLOODING AS WELL AS MAINSTEM
RIVER FLOODING IS HIGH. INTENSE RAIN RATES COMBINED WITH THE
POTENTIAL FOR THUNDERSTORMS TO REPEATEDLY MOVE OVER THE SAME
AREAS WILL PRODUCE STREET FLOODING AS WELL AS RISES ON AFFECTED
RIVERS. RESIDENTS ARE URGED TO HAVE MULTIPLE WAYS TO GET WEATHER
INFORMATION THIS HOLIDAY WEEKEND.

TOTAL RAINFALL ACCUMULATIONS BETWEEN NOW AND TUESDAY WILL LIKELY
RANGE BETWEEN 2 TO 4 INCHES ACROSS MOST OF SOUTHEAST TEXAS.
HOWEVER...DUE TO THE HIGH POTENTIAL FOR TRAINING RAINS AND A
FAVORABLE UPPER LEVEL PATTERN...ISOLATED TOTALS OF 7 TO 11 INCHES
ARE VERY POSSIBLE. LOCALIZED...BUT POSSIBLE.

$$
Hydrologic Statement
TXC201-339-250156-
/O.ROU.KHGX.HY.S.0000.000000T0000Z-000000T0000Z/
/HMMT2.N.UU.000000T0000Z.000000T0000Z.000000T0000Z.OO/
857 PM CDT SAT MAY 23 2015

* At 0745 PM Saturday the stage was 46.4 feet.
* Flood stage is 49.3 feet.
* Forecast...The river will rise to near 46.8 feet tonight the begin a slow fall
to around 45.0 feet by Thursday evening.

&&

LAT...LON 3015 9529 3004 9520 2998 9527 3008 9536



&&


Flood Observed Forecast 6 PM
Location Stage Stage Day Time Sun Mon Tue Wed

West Fork San Jacinto River
Humble 49 46.4 Sat 08 PM 46.6 46.1 45.8 45.4

Special Weather Statement
TXZ199-200-213-214-238-241330-
GALVESTON TX-CHAMBERS TX-HARRIS TX-LIBERTY TX-MONTGOMERY TX-
718 AM CDT SUN MAY 24 2015

...SIGNIFICANT WEATHER ADVISORY FOR LIBERTY...NORTHEASTERN HARRIS...
NORTHEASTERN GALVESTON...SOUTHEASTERN MONTGOMERY AND CHAMBERS
COUNTIES UNTIL 830 AM CDT...

AT 718 AM CDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM KINGWOOD TO BARRETT TO NEAR
BEACH CITY TO 6 MILES EAST OF GALVESTON PLEASURE PIER...AND MOVING
NORTHEAST AT 35 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
BAYTOWN...HUMBLE...LIBERTY...DAYTON...BEACH CITY...BARRETT...
KINGWOOD...HIGHLANDS...CROSBY...MONT BELVIEU...ANAHUAC...PATTON
VILLAGE...ROMAN FOREST...WOODBRANCH...OLD RIVER-WINFREE...AMES...
DAISETTA...HARDIN...PLUM GROVE AND KENEFICK.

LAT...LON 2931 9476 2931 9477 2947 9469 2951 9449
2955 9447 2953 9478 2954 9479 2955 9479
2955 9475 2961 9471 2979 9473 2966 9491
3007 9532 3049 9473 3011 9460 3010 9444
2989 9444 2989 9436 2956 9435
TIME...MOT...LOC 1218Z 232DEG 29KT 3005 9522 2986 9506 2978 9490 2926
9468

$$
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