Alert archive / Texas / Flood Watches in 2008

Flood Watch 2, NWS Houston/Galveston, TX

November 11, 200815 counties in Texas

NWS Houston/Galveston, TX issued this flood watch at Nov 11, 2008, 5:21 PM CST for 15 counties in Texas. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Nov 11, 2008, 5:21 PM CST (23:21 UTC)
Expired
Nov 12, 2008, 9:48 AM CST
In force
16 hr
Issued by
NWS Houston/Galveston, TX
Flood severity
None

Counties Austin County, TX, Brazoria County, TX, Chambers County, TX, Colorado County, TX, Fort Bend County, TX, Galveston County, TX, Grimes County, TX, Harris County, TX, Jackson County, TX, Liberty County, TX, Matagorda County, TX, Montgomery County, TX, Waller County, TX, Washington County, TX, Wharton County, TX

The radar

The Houston radar (KHGX), 70 km from the middle of the area, began a volume at 23:21 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.

What forecasters said that day

The local office's own words before this flood watch 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 flood watch went out at Nov 11, 2:48 PM CST, 2 hours 33 minutes earlier.

Area forecast discussion, Nov 11, 2:48 PM CST, 2 hours 33 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Nov 11, 3:01 PM CST, 2 hours 20 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, 11:57 AM CSTAreal Flood AdvisoryHGXGrimes, Montgomery2 hr
Nov 11, 2:52 PM CSTAreal Flood AdvisoryHGXHarris, Liberty, Montgomery, Waller113 min
Nov 11, 4:39 PM CSTAreal Flood AdvisoryHGXHarris, Montgomery111 min
Nov 11, 5:38 PM CSTAreal Flood AdvisoryHGXAustin, Colorado, Grimes, Washington3 hr

Nearby

Flood Watches in Texas, 2008Every flood watch 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.