Alert archive / Texas / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 100, NWS Houston/Galveston, TX

May 28, 2020Galveston County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at May 28, 2020, 3:16 PM CDT for Galveston County, Texas. It was in force for 14 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 28, 2020, 3:16 PM CDT (20:16 UTC)
Expired
May 28, 2020, 3:30 PM CDT
In force
14 min
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Galveston County, TX

The radar

The Houston radar (KHGX), 32 km from the middle of the area, began a volume at 20:18 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 severe thunderstorm 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 severe thunderstorm warning went out at May 28, 1:01 PM CDT, 2 hours 15 minutes earlier.

Area forecast discussion, May 28, 1:01 PM CDT, 2 hours 15 minutes before
Area Forecast Discussion
National Weather Service Houston/Galveston TX
101 PM CDT Thu May 28 2020

.AVIATION...

Strong to severe TSRA currently located over the Chambers,
Liberty and southern Harris counties. These storms have been
producing strong winds, frequent to intense lightning as well as
heavy to torrential RA. Another cluster of SHRA/TSRA have been
developing along the NE quadrant of the CWA since the morning
hours, but is now slowly moving east and away from the CWA. For
the rest of the afternoon and evening hours, additional SHRA/TSRA
development is expected. Periods of MVFR-IFR is possible with this
activity. Conditions will improve overnight and winds will turn
northerly, increasing Friday morning. 24

&&

.PRELIMINARY POINT TEMPS/POPS...
College Station (CLL)      65  86  65  89  65 /  30  10   0   0   0
Houston (IAH)              66  89  69  91  68 /  40  20   0  10   0
Galveston (GLS)            72  84  75  87  74 /  30  30  10  10  10

&&

.HGX WATCHES/WARNINGS/ADVISORIES...
TX...High Rip Current Risk through late tonight for the following
     zones: Brazoria Islands...Galveston Island and Bolivar
     Peninsula...Matagorda Islands.

GM...NONE.
&&

Aviation...24

In the hours before

Special weather statement, May 28, 2:11 PM CDT, 1 hour 5 minutes before
Special Weather Statement
National Weather Service Houston/Galveston TX
211 PM CDT Thu May 28 2020

TXZ200-213-300-313-282000-
Northern Liberty TX-Coastal Harris TX-Inland Harris TX-
Southern Liberty TX-
211 PM CDT Thu May 28 2020

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN LIBERTY AND
NORTHEASTERN HARRIS COUNTIES UNTIL 300 PM CDT...

At 211 PM CDT, Doppler radar was tracking a strong thunderstorm over
Crosby, or near Barrett, moving east at 25 mph.

Pea size hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Barrett, Kingwood, Crosby, Lake Houston Dam, Lake Houston and
Atascocita.

LAT...LON 2991 9521 3006 9519 3004 9498 2986 9499
TIME...MOT...LOC 1911Z 292DEG 20KT 2994 9507
Local storm report, May 28, 2:15 PM CDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
215 PM CDT THU MAY 28 2020

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

0208 PM     MARINE TSTM WIND 5 NE SAN LEON           29.55N 94.88W
05/28/2020  M55 MPH          GMZ335             TX   MESONET

            WIND GUST WAS MEASURED AT THE GALVESTON BAY
            WEATHERFLOW SITE.

&&
Special weather statement, May 28, 2:18 PM CDT, 58 minutes before
Special Weather Statement
National Weather Service Houston/Galveston TX
218 PM CDT Thu May 28 2020

TXZ338-282000-
Coastal Galveston TX-
218 PM CDT Thu May 28 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL GALVESTON COUNTY
UNTIL 300 PM CDT...

At 217 PM CDT, Doppler radar was tracking a strong thunderstorm near
San Leon, or 7 miles northeast of Texas City, moving south at 5 to
10 mph.

Wind gusts of 50 to 55 mph will be possible with this storm.

Locations impacted include...
Eastern League City, Texas City, Kemah, San Leon and Bacliff.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Very heavy rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 2952 9503 2956 9494 2936 9480 2934 9492
TIME...MOT...LOC 1917Z 000DEG 14KT 2949 9488
Local storm report, May 28, 2:37 PM CDT, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
237 PM CDT THU MAY 28 2020

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

0230 PM     MARINE TSTM WIND 4 ENE TEXAS CITY        29.43N 94.89W
05/28/2020  M69 MPH          GMZ335             TX   MESONET

            WIND GUST WAS MEASURED AT THE TEXAS CITY
            LEVEE WEATHERFLOW SITE.

&&
Local storm report, May 28, 2:54 PM CDT, 22 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>
Local storm report, May 28, 3:05 PM CDT, 11 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>

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 7:33 PM CDTSpecial Weather StatementHGXMontgomery42 min
May 27, 7:45 PM CDTSpecial Weather StatementHGXBrazos45 min
May 27, 8:04 PM CDTSpecial Weather StatementHGXBurleson, Washington41 min
May 27, 8:59 PM CDTSpecial Weather StatementHGXWashington46 min
May 27, 10:02 PM CDTSpecial Weather StatementHGXJackson58 min
May 28, 12:15 AM CDTSpecial Weather StatementHGXWashington60 min
May 28, 1:04 AM CDTSpecial Weather StatementHGXBurleson41 min
May 28, 9:23 AM CDTRip Current StatementHGXBrazoria, Galveston, Matagorda15 hr
May 28, 11:33 AM CDTSpecial Weather StatementHGXLiberty42 min
May 28, 11:47 AM CDTSevere Thunderstorm WarningHGXLiberty43 min
May 28, 12:04 PM CDTSpecial Weather StatementHGXChambers41 min
May 28, 12:04 PM CDTTornado WarningHGXLiberty26 min
May 28, 12:42 PM CDTSpecial Marine WarningHGX63 min
May 28, 12:49 PM CDTSevere Thunderstorm WarningHGXChambers26 min
May 28, 1:45 PM CDTSpecial Marine WarningHGX45 min
May 28, 2:11 PM CDTSpecial Weather StatementHGXHarris49 min
May 28, 2:18 PM CDTSpecial Weather StatementHGXGalveston42 min
May 28, 2:27 PM CDTSpecial Marine WarningHGX63 min
May 28, 2:44 PM CDTSevere Thunderstorm WarningHGXGalveston46 min
May 28, 2:51 PM CDTTornado WarningHGXGalveston24 min
May 28, 3:30 PM CDTSpecial Weather StatementHGXGalveston60 min
May 28, 3:49 PM CDTSpecial Marine WarningHGX86 min
May 28, 4:02 PM CDTSpecial Weather StatementHGXBrazoria, Galveston58 min
May 28, 4:52 PM CDTSevere Thunderstorm WarningHGXBrazoria38 min
May 28, 5:56 PM CDTSpecial Weather StatementHGXMatagorda49 min
May 28, 6:53 PM CDTSpecial Marine WarningHGX37 min

Nearby

Severe Thunderstorm Warnings in Texas, 2020Every severe thunderstorm warning in 2020

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.