Alert archive / Texas / Flash Flood Warnings in 2024

Flash Flood Warning 53, NWS Houston/Galveston, TX

July 8, 20244 counties in Texas

NWS Houston/Galveston, TX issued this flash flood warning at Jul 8, 2024, 6:17 AM CDT for 4 counties in Texas. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 8, 2024, 6:17 AM CDT (11:17 UTC)
Expired
Jul 8, 2024, 1:00 PM CDT
In force
7 hr
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon
Flood severity
None

Counties Chambers County, TX, Harris County, TX, Liberty County, TX, Montgomery County, TX

The radar

The Houston radar (KHGX), 59 km from the middle of the area, began a volume at 11:20 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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.3 hours before the alert went out and 183 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lake Charles Mun, LA at 00:00Z on 2024-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1323 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 2024-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1323 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
792 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
185 m²/s²
Significant tornado parameter
0.9
Supercell composite
6.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash 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 flash flood warning went out at Jul 8, 4:21 AM CDT, 1 hour 56 minutes earlier.

Area forecast discussion, Jul 8, 4:21 AM CDT, 1 hour 56 minutes before
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In the hours before

Local storm report, Jul 8, 3:19 AM CDT, 2 hours 58 minutes before
Preliminary Local Storm Report
National Weather Service Houston/Galveston TX
319 AM CDT Mon Jul 8 2024

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

0251 AM     Non-Tstm Wnd Gst 1 WNW Palacios          28.72N 96.25W
07/08/2024  M81 MPH          Matagorda          TX   AWOS

            Associated with Hurricane Beryl. ASOS
            station KPSX Palacios.

&&

JPF
Local storm report, Jul 8, 4:37 AM CDT, 1 hour 40 minutes before
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Local storm report, Jul 8, 4:38 AM CDT, 1 hour 39 minutes before
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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Local storm report, Jul 8, 4:44 AM CDT, 1 hour 33 minutes before
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Local storm report, Jul 8, 5:18 AM CDT, 59 minutes before
Preliminary Local Storm Report
National Weather Service Houston/Galveston TX
518 AM CDT Mon Jul 8 2024

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

0442 AM     Non-Tstm Wnd Gst 1 WNW Palacios          28.72N 96.25W
07/08/2024  M89 MPH          Matagorda          TX   AWOS

            Associated with Hurricane Beryl. ASOS
            station KPSX Palacios.

&&

JPF
Local storm report, Jul 8, 6:11 AM CDT, 6 minutes before
Preliminary Local Storm Report
National Weather Service Houston/Galveston TX
611 AM CDT Mon Jul 8 2024

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

0600 AM     Flash Flood      Rosenberg               29.55N 95.79W
07/08/2024                   Fort Bend          TX   Law Enforcement

            Officers in high water vehicles have been
            dispatched to a water rescue on Avenue N.

&&

JPF

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 9:49 PM CDTSpecial Marine WarningHGX26 min
Jul 7, 9:53 PM CDTTornado WarningHGXBrazoria, Matagorda7 min
Jul 7, 11:11 PM CDTSpecial Marine WarningHGX19 min
Jul 7, 11:51 PM CDTAreal Flood AdvisoryHGXBrazoria113 min
Jul 8, 1:25 AM CDTRiver Flood WarningHGXMatagorda, Wharton4 days
Jul 8, 1:25 AM CDTRiver Flood WarningHGXJackson, Wharton20 hr
Jul 8, 1:42 AM CDTFlash Flood WarningHGXBrazoria, Matagorda8 hr
Jul 8, 3:13 AM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend, Galveston2 hr
Jul 8, 3:24 AM CDTRiver Flood WarningHGXBrazoria3 days
Jul 8, 3:33 AM CDTSpecial Marine WarningHGX12 min
Jul 8, 3:35 AM CDTSpecial Marine WarningHGX25 min
Jul 8, 3:37 AM CDTTornado WarningHGXBrazoria, Fort Bend23 min
Jul 8, 3:55 AM CDTTornado WarningHGXBrazoria, Fort Bend20 min
Jul 8, 3:59 AM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend, Matagorda, Wharton7 hr
Jul 8, 4:02 AM CDTSpecial Marine WarningHGX13 min
Jul 8, 4:12 AM CDTAreal Flood AdvisoryHGXBrazoria, Chambers, Fort Bend, Galveston, Harris, Waller42 min
Jul 8, 4:18 AM CDTSpecial Marine WarningHGX27 min
Jul 8, 4:54 AM CDTFlash Flood WarningHGXBrazoria, Chambers, Fort Bend, Galveston, Harris6 hr
Jul 8, 5:11 AM CDTTornado WarningHGXHarris19 min
Jul 8, 5:38 AM CDTFlash Flood WarningHGXBrazoria, Fort Bend, Galveston4 hr
Jul 8, 6:09 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 6:22 AM CDTRiver Flood WarningHGXBrazoria, Harris21 days
Jul 8, 6:23 AM CDTRiver Flood WarningHGXGalveston, Harris35 hr
Jul 8, 6:24 AM CDTRiver Flood WarningHGXBrazoria, Harris21 days
Jul 8, 6:24 AM CDTRiver Flood WarningHGXGalveston, Harris21 days
Jul 8, 6:27 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 6:29 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 6:50 AM CDTSpecial Marine WarningHGX25 min
Jul 8, 6:55 AM CDTRiver Flood WarningHGXGalveston, Harris24 hr
Jul 8, 7:21 AM CDTSpecial Marine WarningHGX24 min
Jul 8, 7:23 AM CDTRiver Flood WarningHGXHarris15 hr
Jul 8, 7:25 AM CDTRiver Flood WarningHGXHarris15 hr
Jul 8, 7:33 AM CDTSpecial Marine WarningHGX42 min
Jul 8, 7:45 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 7:46 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 7:49 AM CDTTornado WarningHGXChambers, Galveston11 min
Jul 8, 7:52 AM CDTRiver Flood WarningHGXFort Bend, Harris21 days
Jul 8, 8:12 AM CDTRiver Flood WarningHGXChambers, Harris21 days
Jul 8, 8:32 AM CDTRiver Flood WarningHGXHarris15 hr
Jul 8, 8:33 AM CDTRiver Flood WarningHGXHarris, Waller19 hr
Jul 8, 8:34 AM CDTRiver Flood WarningHGXHarris13 hr
Jul 8, 8:42 AM CDTRiver Flood WarningHGXHarris13 hr
Jul 8, 8:45 AM CDTRiver Flood WarningHGXHarris16 hr
Jul 8, 8:52 AM CDTRiver Flood WarningHGXHarris16 hr
Jul 8, 9:00 AM CDTFlash Flood WarningHGXChambers, Galveston, Liberty, Montgomery, San Jacinto3 hr
Jul 8, 9:03 AM CDTRiver Flood WarningHGXHarris19 hr
Jul 8, 9:17 AM CDTRiver Flood WarningHGXHarris13 hr
Jul 8, 9:19 AM CDTTornado WarningHGXLiberty, Montgomery, San Jacinto11 min
Jul 8, 9:33 AM CDTAreal Flood WarningHGXBrazoria, Matagorda5 hr
Jul 8, 9:36 AM CDTAreal Flood WarningHGXBrazoria, Fort Bend, Galveston5 hr
Jul 8, 9:53 AM CDTSpecial Marine WarningHGX7 min
Jul 8, 10:27 AM CDTRiver Flood WarningHGXBrazoria, Fort Bend, Wharton4 days
Jul 8, 10:34 AM CDTRiver Flood WarningHGXBrazoria, Harris12 hr
Jul 8, 10:55 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 11:00 AM CDTFlash Flood WarningHGXBrazoria, Chambers, Fort Bend, Galveston, Harris2 hr
Jul 8, 11:00 AM CDTRiver Flood WarningHGXHarris21 days
Jul 8, 11:03 AM CDTRiver Flood WarningHGXAustin, Colorado, Fort Bend, Wharton51 hr
Jul 8, 11:46 AM CDTSpecial Marine WarningHGX14 min
Jul 8, 12:00 PM CDTAreal Flood WarningHGXChambers, Galveston, Harris, Liberty, Montgomery, Polk and 2 more3 hr
Jul 8, 1:29 PM CDTAreal Flood WarningHGXBrazoria, Chambers, Fort Bend, Galveston, Harris, Liberty and 2 more3 hr
Jul 8, 1:36 PM CDTSmall Craft AdvisoryHGX23 hr
Jul 8, 3:09 PM CDTHeat AdvisoryHGXAustin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more4 days
Jul 8, 3:15 PM CDTRiver Flood WarningHGXHarris, Montgomery32 hr

Nearby

Flash Flood Warnings in Texas, 2024Every flash flood warning in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.