Alert archive / Texas / River Flood Warnings in 2017

River Flood Warning 35, NWS Houston/Galveston, TX

August 8, 2017Harris County, Texas

NWS Houston/Galveston, TX issued this river flood warning at Aug 8, 2017, 4:57 AM CDT for Harris County, Texas. It took effect at Aug 8, 2017, 12:31 PM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Aug 8, 2017, 4:57 AM CDT (09:57 UTC)
In effect from: Aug 8, 2017, 12:31 PM CDT
Expired: Aug 8, 2017, 8:42 PM CDT
In force: 8 hr
Issued by: NWS Houston/Galveston, TX
Area: Storm-based polygon
Flood severity: Minor

County Harris County, TX

The radar

The Houston radar (KHGX), 52 km from the middle of the area, began a volume at 09:59 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 Greens Bayou near Houston (GBLT2). The gauge peaked at 23.91 ft at Aug 8, 2017, 2:00 PM CDT.

Action stage: 27 ft
Minor stage: 30 ft
Moderate stage: 32 ft
Major stage: 33 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08076700, 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 Aug 8, 3:37 AM CDT, 1 hour 20 minutes earlier.

Area forecast discussion, Aug 8, 3:37 AM CDT, 1 hour 20 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, Aug 8, 3:43 AM CDT, 1 hour 14 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>

In the hours before

Local storm report, Aug 8, 2:07 AM CDT, 2 hours 50 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
207 AM CDT TUE AUG 08 2017

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

1215 AM     FLASH FLOOD      7 W JERSEY VILLAGE      29.89N  95.69W
08/08/2017                   HARRIS             TX   PUBLIC

            STREET FLOODING REPORTED VIA SOCIAL MEDIA

1215 AM     FLASH FLOOD      4 SW JERSEY VILLAGE     29.85N  95.62W
08/08/2017                   HARRIS             TX   PUBLIC

            STREET FLOODING AND FLOATING TRASH CANS REPORTED VIA
            SOCIAL MEDIA

1235 AM     FLASH FLOOD      KATY                    29.80N  95.82W
08/08/2017                   HARRIS             TX   PUBLIC

            STREET FLOODING REPORTED VIA SOCIAL MEDIA. WATER RISING
            INTO FRONT YARD OF REPORT SOURCE.

1235 AM     FLASH FLOOD      5 SW JERSEY VILLAGE     29.84N  95.63W
08/08/2017                   HARRIS             TX   PUBLIC

            REPORT VIA SOCIAL MEDIA OF BEING STRANDED ON TX-6 DUE
            TO WATER OVER THE ROAD

0120 AM     FLASH FLOOD      6 SW JERSEY VILLAGE     29.83N  95.64W
08/08/2017                   HARRIS             TX   PUBLIC

            STREET FLOODING IN BEAR CREEK REPORTED VIA SOCIAL MEDIA

&&

EVENT NUMBER HGX1700316
EVENT NUMBER HGX1700317
EVENT NUMBER HGX1700318
EVENT NUMBER HGX1700319
EVENT NUMBER HGX1700320

LUCHS

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 7, 10:27 PM CDT	Areal Flood Advisory	HGX	Austin, Harris, Montgomery, Waller	3 hr
Aug 7, 11:38 PM CDT	Areal Flood Advisory	HGX	Fort Bend, Harris, Montgomery, Waller	3 hr
Aug 8, 12:18 AM CDT	Areal Flood Advisory	HGX	Fort Bend, Harris, Montgomery	3 hr
Aug 8, 12:23 AM CDT	Flash Flood Warning	HGX	Fort Bend, Harris, Montgomery, Waller	3 hr
Aug 8, 12:58 AM CDT	Areal Flood Advisory	HGX	Austin, Colorado	2 hr
Aug 8, 12:59 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 1:03 AM CDT	Areal Flood Advisory	HGX	Chambers, Harris, Liberty	3 hr
Aug 8, 1:12 AM CDT	Special Marine Warning	HGX		33 min
Aug 8, 1:16 AM CDT	Flash Flood Warning	HGX	Chambers, Harris, Liberty, Montgomery	3 hr
Aug 8, 1:20 AM CDT	Areal Flood Advisory	HGX	Brazoria	3 hr
Aug 8, 2:28 AM CDT	Areal Flood Advisory	HGX	Austin, Colorado, Fort Bend, Wharton	3 hr
Aug 8, 2:41 AM CDT	Areal Flood Advisory	HGX	Liberty	2 hr
Aug 8, 3:01 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 3:12 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 3:15 AM CDT	Flash Flood Watch	HGX	Brazoria, Chambers, Fort Bend, Galveston, Harris, Liberty and 5 more	29 hr
Aug 8, 3:15 AM CDT	River Flood Warning	HGX	Harris	9 hr
Aug 8, 3:26 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 3:28 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 3:30 AM CDT	Flash Flood Warning	HGX	Fort Bend, Harris, Waller	4 hr
Aug 8, 3:53 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 3:53 AM CDT	River Flood Warning	HGX	Harris	24 hr
Aug 8, 4:57 AM CDT	River Flood Warning	HGX	Harris	12 hr
Aug 8, 5:02 AM CDT	River Flood Warning	HGX	Harris	15 hr
Aug 8, 7:23 AM CDT	Areal Flood Warning	HGX	Fort Bend, Harris, Waller	3 hr
Aug 8, 3:43 PM CDT	Areal Flood Advisory	HGX	Chambers, Liberty	2 hr
Aug 8, 5:02 PM CDT	Special Weather Statement	HGX	Chambers	43 min
Aug 8, 5:20 PM CDT	Areal Flood Advisory	HGX	Chambers, Galveston	55 min

Nearby

River Flood Warnings in Texas, 2017 Every river flood warning in 2017

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.