Alert archive / Texas / Special Marine Warnings in 2011

Special Marine Warning 21, NWS Houston/Galveston, TX

May 12, 2011

NWS Houston/Galveston, TX issued this special marine warning at May 12, 2011, 3:57 PM CDT. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 12, 2011, 3:57 PM CDT (20:57 UTC)
Expired: May 12, 2011, 5:00 PM CDT
In force: 63 min
Issued by: NWS Houston/Galveston, TX
Area: Storm-based polygon

What forecasters said that day

The local office's own words before this special marine 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 special marine warning went out at May 12, 3:23 PM CDT, 34 minutes earlier.

Area forecast discussion, May 12, 3:23 PM CDT, 34 minutes before

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Hazardous weather outlook, May 12, 7:05 AM CDT, 8 hours 52 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
705 AM CDT THU MAY 12 2011

TXZ163-164-176>179-195>200-210>214-226-227-235>238-131215-
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-
705 AM CDT THU MAY 12 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE WEATHER ACROSS SOUTHEAST TEXAS
TODAY WITH THE APPROACH AND PASSAGE OF A STRONG UPPER LEVEL
DISTURBANCE AND ITS ASSOCIATED COLD FRONT. ABUNDANT LOW LEVEL
MOISTURE COMBINED WITH FAVORABLE UPPER LEVEL JET DYNAMICS AND A
WEAKENING CAP WILL HELP PRODUCE SCATTERED TO NUMEROUS STORMS BY
THIS AFTERNOON. SOME OF THESE STORMS COULD BECOME SEVERE WITH THE
MAIN THREATS BEING HAIL AND DAMAGING WINDS. RAIN CHANCE ARE
EXPECTED TO PERSIST INTO TONIGHT WITH THE COLD FRONT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TODAY OR TONIGHT.

In the hours before

Local storm report, May 12, 12:27 PM CDT, 3 hours 30 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1227 PM CDT THU MAY 12 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1225 PM     FUNNEL CLOUD     BRENHAM                 30.16N 96.40W
05/12/2011                   WASHINGTON         TX   TRAINED SPOTTER

            REPORTS OF FUNNEL CLOUDS IN AND AROUND BRENHAM.

1225 PM     TSTM WND GST     BRENHAM                 30.16N 96.40W
05/12/2011  E70 MPH          WASHINGTON         TX   TRAINED SPOTTER

&&

BLOOD

Special weather statement, May 12, 12:44 PM CDT, 3 hours 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1244 PM CDT THU MAY 12 2011

TXZ226-235-121845-
JACKSON-WHARTON-
1244 PM CDT THU MAY 12 2011

...SIGNIFICANT WEATHER ADVISORY...

AT 1240 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 18 MILES NORTHWEST
OF EDNA TO 23 MILES WEST OF EDNA...MOVING EAST AT 35 MPH.

HAIL UP TO ONE HALF INCH IN DIAMETER...WINDS GREATER THAN 40 MPH...
AND BRIEF MODERATE DOWNPOURS ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IN THE PATH OF THESE STORMS
INCLUDE...MORALES...LOUISE...LAKE TEXANA DAM...CORDELE...EL CAMPO...
AND EDNA.

GUSTY WINDS MAY CAUSE UNSECURED SMALL OBJECTS SUCH AS TRASH CANS TO
BLOW AROUND. SEEK SHELTER IN A STURDY STRUCTURE OR NON-CONVERTIBLE
AUTOMOBILE UNTIL THESE STORMS HAVE PASSED.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 PM CDT FOR THE
WARNED AREA.

LAT...LON 2909 9690 2925 9669 2924 9665 2926 9662
      2930 9597 2886 9640 2888 9674 2894 9681
      2902 9684 2906 9693
TIME...MOT...LOC 1743Z 270DEG 32KT 2917 9680 2898 9700

Local storm report, May 12, 1:16 PM CDT, 2 hours 41 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
116 PM CDT THU MAY 12 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1130 AM     TSTM WND DMG     BRYAN                   30.67N 96.37W
05/12/2011                   BRAZOS             TX   LAW ENFORCEMENT

            POWER LINES DOWN IN THE CITY OF BRYAN.

&&

PL

Local storm report, May 12, 2:01 PM CDT, 1 hour 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
201 PM CDT THU MAY 12 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     TSTM WND DMG     COLUMBUS                29.70N 96.55W
05/12/2011                   COLORADO           TX   LAW ENFORCEMENT

            TREES DOWN

&&

LW

Special weather statement, May 12, 2:20 PM CDT, 1 hour 37 minutes before

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Local storm report, May 12, 2:49 PM CDT, 1 hour 8 minutes before

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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
May 11, 9:22 PM CDT	Special Weather Statement	HGX	Robertson	38 min
May 11, 9:31 PM CDT	Special Weather Statement	HGX	Trinity	59 min
May 11, 9:50 PM CDT	Severe Thunderstorm Warning	HGX	Brazos, Madison	25 min
May 11, 10:39 PM CDT	Special Weather Statement	HGX	Houston	66 min
May 12, 5:48 AM CDT	Special Weather Statement	HGX	Polk	42 min
May 12, 8:25 AM CDT	Small Craft Advisory	HGX		2 hr
May 12, 9:17 AM CDT	Severe Thunderstorm Warning	HGX	Burleson	43 min
May 12, 10:11 AM CDT	Special Weather Statement	HGX	Burleson	49 min
May 12, 11:17 AM CDT	Severe Thunderstorm Warning	HGX	Brazos, Burleson	43 min
May 12, 11:46 AM CDT	Severe Thunderstorm Warning	HGX	Austin, Burleson, Washington	44 min
May 12, 11:53 AM CDT	Special Weather Statement	HGX	Madison	37 min
May 12, 11:56 AM CDT	Severe Thunderstorm Warning	HGX	Colorado	49 min
May 12, 12:29 PM CDT	Areal Flood Advisory	HGX	Brazos, Burleson, Grimes, Washington	52 min
May 12, 12:30 PM CDT	Severe Thunderstorm Warning	HGX	Austin, Brazos, Burleson, Fort Bend, Grimes, Harris and 2 more	45 min
May 12, 12:44 PM CDT	Special Weather Statement	HGX	Jackson, Wharton	61 min
May 12, 12:48 PM CDT	Severe Thunderstorm Warning	HGX	Colorado, Fort Bend, Wharton	42 min
May 12, 1:00 PM CDT	Special Marine Warning	HGX		2 hr
May 12, 1:26 PM CDT	Special Marine Warning	HGX		2 hr
May 12, 1:37 PM CDT	Severe Thunderstorm Warning	HGX	Austin, Brazoria, Fort Bend, Harris, Matagorda, Waller and 1 more	53 min
May 12, 2:01 PM CDT	Special Marine Warning	HGX		119 min
May 12, 2:16 PM CDT	Severe Thunderstorm Warning	HGX	Houston, Trinity, Walker	3 min
May 12, 2:20 PM CDT	Special Weather Statement	HGX	Houston, Trinity	55 min
May 12, 2:47 PM CDT	Areal Flood Advisory	HGX	Harris, Montgomery	58 min
May 12, 3:12 PM CDT	Special Marine Warning	HGX		2 hr
May 12, 3:52 PM CDT	Special Marine Warning	HGX		113 min
May 12, 5:03 PM CDT	Special Marine Warning	HGX		42 min

Nearby

Special Marine Warnings in Texas, 2011 Every special marine warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.