Alert archive / Texas / River Flood Warnings in 2018

River Flood Warning 83, NWS Houston/Galveston, TX

December 8, 2018Montgomery County, Texas

NWS Houston/Galveston, TX issued this river flood warning at Dec 8, 2018, 5:17 AM CST for Montgomery County, Texas. It took effect at Dec 8, 2018, 10:48 AM CST. It was in force for 34 hr.

The area

The counties it named.

The facts

Issued: Dec 8, 2018, 5:17 AM CST (11:17 UTC)
In effect from: Dec 8, 2018, 10:48 AM CST
Expired: Dec 9, 2018, 8:30 PM CST
In force: 34 hr
Issued by: NWS Houston/Galveston, TX
Area: Storm-based polygon
Flood severity: Moderate

County Montgomery County, TX

The radar

The Houston radar (KHGX), 101 km from the middle of the area, began a volume at 11:19 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 Peach Creek near Splendora (SPDT2). The gauge peaked at 15.11 ft at Dec 9, 2018, 4:00 AM CST.

Action stage: 11 ft
Minor stage: 14 ft
Moderate stage: 17 ft
Major stage: 19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08071000, 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 Dec 8, 4:26 AM CST, 51 minutes earlier.

Area forecast discussion, Dec 8, 4:26 AM CST, 51 minutes before

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In the hours before

Local storm report, Dec 8, 12:54 AM CST, 4 hours 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1254 AM CST SAT DEC 08 2018

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

1242 AM     FLASH FLOOD      1 N LEAGUE CITY         29.50N  95.11W
12/08/2018                   GALVESTON          TX   NWS EMPLOYEE

            HIGH WATER WITH IMPASSABLE LANES NEAR 96 AND I-45.

&&

EVENT NUMBER HGX1800243

KP

Local storm report, Dec 8, 1:35 AM CST, 3 hours 42 minutes before

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Local storm report, Dec 8, 1:36 AM CST, 3 hours 41 minutes before

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      <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.
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      <p id="message2">
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 8, 2:40 AM CST, 2 hours 37 minutes before

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    <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.
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Local storm report, Dec 8, 3:01 AM CST, 2 hours 16 minutes before

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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Dec 8, 3:09 AM CST, 2 hours 8 minutes before

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<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.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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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
Dec 7, 6:00 PM CST	Special Marine Warning	HGX		45 min
Dec 7, 6:49 PM CST	Special Marine Warning	HGX		56 min
Dec 7, 8:19 PM CST	Areal Flood Advisory	HGX	Fort Bend, Harris	116 min
Dec 7, 8:32 PM CST	River Flood Warning	HGX	Polk, San Jacinto, Trinity, Walker	9 days
Dec 7, 8:37 PM CST	River Flood Warning	HGX	Burleson, Lee	19 hr
Dec 7, 8:37 PM CST	River Flood Warning	HGX	Burleson, Lee	4 days
Dec 7, 8:42 PM CST	Areal Flood Advisory	HGX	Brazoria, Matagorda	2 hr
Dec 7, 8:59 PM CST	Special Weather Statement	HGX	Harris	46 min
Dec 7, 9:20 PM CST	River Flood Warning	HGX	Harris	10 hr
Dec 7, 9:28 PM CST	Special Weather Statement	HGX	Harris	47 min
Dec 7, 9:47 PM CST	Severe Thunderstorm Warning	HGX	Harris	28 min
Dec 7, 9:50 PM CST	Areal Flood Advisory	HGX	Brazoria, Fort Bend, Galveston, Harris	3 hr
Dec 7, 9:53 PM CST	River Flood Warning	HGX	Burleson, Washington	34 hr
Dec 7, 9:56 PM CST	River Flood Warning	HGX	Harris, Waller	24 hr
Dec 7, 10:03 PM CST	Areal Flood Advisory	HGX	Brazoria, Fort Bend, Matagorda, Wharton	57 min
Dec 7, 10:05 PM CST	Severe Thunderstorm Warning	HGX	Galveston, Harris	25 min
Dec 7, 10:08 PM CST	Special Marine Warning	HGX		52 min
Dec 7, 10:27 PM CST	Small Craft Advisory	HGX		32 hr
Dec 7, 10:40 PM CST	Special Weather Statement	HGX	Brazoria	50 min
Dec 7, 10:46 PM CST	Areal Flood Advisory	HGX	Austin, Brazoria, Fort Bend, Galveston, Harris, Jackson and 3 more	119 min
Dec 7, 10:48 PM CST	Special Marine Warning	HGX		57 min
Dec 7, 11:10 PM CST	Flash Flood Warning	HGX	Brazoria, Galveston, Harris	95 min
Dec 7, 11:16 PM CST	Areal Flood Advisory	HGX	Brazos, Grimes	3 hr
Dec 7, 11:20 PM CST	Areal Flood Warning	HGX	Brazos, Grimes	3 hr
Dec 7, 11:27 PM CST	River Flood Warning	HGX	Harris	24 hr
Dec 7, 11:42 PM CST	Special Marine Warning	HGX		48 min
Dec 7, 11:51 PM CST	Flash Flood Warning	HGX	Chambers, Harris	54 min
Dec 8, 12:00 AM CST	Areal Flood Warning	HGX	Harris	3 hr
Dec 8, 12:20 AM CST	River Flood Warning	HGX	Harris	24 hr
Dec 8, 12:34 AM CST	Special Marine Warning	HGX		86 min
Dec 8, 12:35 AM CST	Areal Flood Advisory	HGX	Brazoria, Chambers, Galveston, Harris, Liberty, Montgomery	115 min
Dec 8, 12:48 AM CST	Areal Flood Warning	HGX	Harris, Montgomery	3 hr
Dec 8, 12:53 AM CST	Flash Flood Warning	HGX	Chambers, Galveston	82 min
Dec 8, 12:55 AM CST	River Flood Warning	HGX	Harris	6 hr
Dec 8, 1:04 AM CST	River Flood Warning	HGX	Harris	24 hr
Dec 8, 1:08 AM CST	Flash Flood Warning	HGX	Fort Bend, Harris, Montgomery	3 hr
Dec 8, 1:11 AM CST	River Flood Warning	HGX	Harris	15 hr
Dec 8, 1:19 AM CST	River Flood Warning	HGX	Harris	4 hr
Dec 8, 1:35 AM CST	River Flood Warning	HGX	Galveston, Harris	24 hr
Dec 8, 2:00 AM CST	River Flood Warning	HGX	Harris, Waller	24 hr
Dec 8, 2:12 AM CST	River Flood Warning	HGX	Harris	28 hr
Dec 8, 2:16 AM CST	Areal Flood Warning	HGX	Brazos, Grimes, Walker	6 hr
Dec 8, 2:30 AM CST	River Flood Warning	HGX	Matagorda, Wharton	49 hr
Dec 8, 2:30 AM CST	Special Marine Warning	HGX		45 min
Dec 8, 2:33 AM CST	River Flood Warning	HGX	Harris, Montgomery	42 hr
Dec 8, 2:37 AM CST	River Flood Warning	HGX	Polk, San Jacinto	21 hr
Dec 8, 2:40 AM CST	River Flood Warning	HGX	Brazoria	3 days
Dec 8, 3:07 AM CST	River Flood Warning	HGX	Harris, Montgomery	4 days
Dec 8, 3:27 AM CST	River Flood Warning	HGX	Waller	24 hr
Dec 8, 3:48 AM CST	Areal Flood Warning	HGX	Fort Bend, Harris, Montgomery	3 hr
Dec 8, 4:00 AM CST	River Flood Warning	HGX	Galveston, Harris	95 min
Dec 8, 4:09 AM CST	River Flood Warning	HGX	Lavaca	40 hr
Dec 8, 4:49 AM CST	Areal Flood Advisory	HGX	Chambers, Harris, Liberty	3 hr
Dec 8, 5:17 AM CST	River Flood Warning	HGX	Montgomery	42 hr
Dec 8, 5:17 AM CST	River Flood Warning	HGX	Harris, Liberty, Montgomery	5 days
Dec 8, 5:42 AM CST	River Flood Warning	HGX	Brazos, Grimes, Madison	5 days
Dec 8, 5:42 AM CST	River Flood Warning	HGX	Austin, Grimes, Waller, Washington	4 days
Dec 8, 5:50 AM CST	River Flood Warning	HGX	Austin, Colorado, Fort Bend, Wharton	5 days
Dec 8, 5:50 AM CST	River Flood Warning	HGX	Brazoria, Fort Bend, Wharton	7 days
Dec 8, 6:03 AM CST	River Flood Warning	HGX	Jackson, Lavaca	55 hr
Dec 8, 6:03 AM CST	River Flood Warning	HGX	Jackson, Lavaca	61 hr
Dec 8, 6:03 AM CST	River Flood Warning	HGX	Jackson	4 days
Dec 8, 6:03 AM CST	River Flood Warning	HGX	Jackson	3 days
Dec 8, 6:03 AM CST	River Flood Warning	HGX	Colorado, Jackson, Wharton	41 hr
Dec 8, 9:47 AM CST	River Flood Warning	HGX	Liberty, Polk, San Jacinto	48 hr
Dec 8, 9:47 AM CST	River Flood Warning	HGX	Liberty	11 days
Dec 8, 9:47 AM CST	River Flood Warning	HGX	Chambers, Liberty	15 days
Dec 8, 9:47 AM CST	River Flood Warning	HGX	Hardin, Liberty, Polk	70 hr
Dec 8, 9:47 AM CST	River Flood Warning	HGX	Madison, Walker	43 hr

Nearby

River Flood Warnings in Texas, 2018 Every river flood warning in 2018

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.