Alert archive / Texas / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 37, NWS Houston/Galveston, TX

April 7, 20184 counties in Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Apr 7, 2018, 12:51 AM CDT for 4 counties in Texas. It was in force for 39 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
Apr 7, 2018, 12:51 AM CDT (05:51 UTC)
Expired
Apr 7, 2018, 1:30 AM CDT
In force
39 min
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Polk County, TX, San Jacinto County, TX, Trinity County, TX, Walker County, TX

The radar

The Houston radar (KHGX), 148 km from the middle of the area, began a volume at 05:52 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 Apr 6, 3:00 PM CDT, 9 hours 51 minutes earlier.

Area forecast discussion, Apr 6, 3:00 PM CDT, 9 hours 51 minutes before
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Hazardous weather outlook, Apr 6, 6:35 AM CDT, 18 hours 16 minutes before
Hazardous Weather Outlook
National Weather Service Houston/Galveston TX
635 AM CDT Fri Apr 6 2018

TXZ163-164-176>179-196-198>200-071145-
Brazos-Grimes-Houston-Liberty-Madison-Montgomery-Polk-San Jacinto-
Trinity-Walker-
635 AM CDT Fri Apr 6 2018

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight

Isolated strong to severe thunderstorms possible late this
afternoon if the cap over the area weakens. The main threat would
be large hail if the cap breaks. A cold front moves through the
area tonight and widespread rainfall expected over the area.
Accumulations of 1 inch should be fairly common with isolated
amounts of 2 to 3 inches possible. Strong to severe thunderstorms
will be possible tonight as well with small hail the main threat.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Much cooler temperatures in the wake of the front Saturday.
Another cold front early Tuesday could bring rain to the area. A
strong front should approach the region next Friday or Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation might be needed late this afternoon and
overnight.

TXZ195-197-210>214-226-227-235>238-071145-
Austin-Brazoria-Burleson-Chambers-Colorado-Fort Bend-Galveston-
Harris-Jackson-Matagorda-Waller-Washington-Wharton-
635 AM CDT Fri Apr 6 2018

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight
A band of showers and thunderstorms should move toward the area
and weaken late tonight and early Saturday. Rainfall of one tenth
to one half inch possible with a few spots receiving amounts near
1 inch with a strong cold front moving through the area. No
hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Cool and breezy conditions possible Saturday in the wake of the
front. A winds advisory may be need for parts of the area Saturday
with winds of 15 to 25 mph.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is unlikely tonight.

GMZ330-335-350-355-370-375-071145-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
Galveston Bay-Matagorda Bay-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
635 AM CDT Fri Apr 6 2018

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Breezy conditions are forecast in the wake of a cold front pushing
off the coast on Saturday morning. Advisory flags may be required
on Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 11:28 PM CDTSpecial Weather StatementHGXBrazos, Burleson, Grimes, Washington62 min
Apr 6, 11:46 PM CDTSevere Thunderstorm WarningHGXBrazos, Burleson, Grimes29 min
Apr 7, 12:11 AM CDTSevere Thunderstorm WarningHGXBrazos, Grimes, Madison, Montgomery, Walker34 min
Apr 7, 12:21 AM CDTSpecial Weather StatementHGXTrinity54 min
Apr 7, 12:23 AM CDTTornado WarningHGXGrimes, Montgomery, Walker22 min
Apr 7, 12:39 AM CDTSevere Thunderstorm WarningHGXBrazos, Grimes, Montgomery, San Jacinto, Walker, Waller and 1 more51 min
Apr 7, 1:24 AM CDTSpecial Weather StatementHGXPolk51 min
Apr 7, 1:28 AM CDTSpecial Weather StatementHGXMontgomery47 min
Apr 7, 2:11 AM CDTSpecial Weather StatementHGXHarris49 min
Apr 7, 3:46 AM CDTSmall Craft AdvisoryHGX24 hr
Apr 7, 3:49 AM CDTWind AdvisoryHGXAustin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 3 more15 hr
Apr 7, 4:17 PM CDTRip Current StatementHGXBrazoria, Chambers, Galveston, Matagorda12 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2018Every severe thunderstorm 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.