Alert archive / Texas / Flash Flood Warnings in 2025

Flash Flood Warning 6, NWS Houston/Galveston, TX

June 4, 2025Harris County, Texas

NWS Houston/Galveston, TX issued this flash flood warning at Jun 4, 2025, 4:25 PM CDT for Harris County, Texas. It was in force for 3 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: Jun 4, 2025, 4:25 PM CDT (21:25 UTC)
Expired: Jun 4, 2025, 7:30 PM CDT
In force: 3 hr
Issued by: NWS Houston/Galveston, TX
Area: Storm-based polygon
Flood severity: None

County Harris County, TX

The radar

The Houston radar (KHGX), 52 km from the middle of the area, began a volume at 21:23 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 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 Jun 4, 2:15 PM CDT, 2 hours 10 minutes earlier.

Area forecast discussion, Jun 4, 2:15 PM CDT, 2 hours 10 minutes before

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In the hours before

Special weather statement, Jun 4, 4:05 PM CDT, 20 minutes before

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Special weather statement, Jun 4, 4:06 PM CDT, 19 minutes before

Special Weather Statement
National Weather Service Houston/Galveston TX
406 PM CDT Wed Jun 4 2025

TXZ195>198-212-042130-
Brazos TX-Washington TX-Waller TX-Grimes TX-Burleson TX-
406 PM CDT Wed Jun 4 2025

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN BURLESON...
SOUTHWESTERN GRIMES...SOUTHEASTERN BRAZOS...NORTHEASTERN WASHINGTON
AND NORTHWESTERN WALLER COUNTIES THROUGH 430 PM CDT...

At 406 PM CDT, Doppler radar was tracking a strong thunderstorm near
Washington, or 9 miles southwest of Navasota, moving east at 20 mph.

HAZARD...Wind gusts up to 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Brenham, Navasota, Washington, Millican, and Independence.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3013 9643 3031 9641 3050 9612 3022 9589
TIME...MOT...LOC 2106Z 253DEG 16KT 3033 9623

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

Adams

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 3, 8:22 PM CDT	River Flood Warning	HGX	Chambers, Liberty	30 days
Jun 4, 3:24 PM CDT	Areal Flood Advisory	HGX	Fort Bend, Harris, Waller	111 min
Jun 4, 3:41 PM CDT	Areal Flood Advisory	HGX	Harris	2 hr
Jun 4, 4:05 PM CDT	Special Weather Statement	HGX	Trinity	25 min
Jun 4, 4:06 PM CDT	Special Weather Statement	HGX	Washington	24 min
Jun 4, 6:19 PM CDT	Areal Flood Advisory	HGX	Polk, San Jacinto, Trinity, Walker	3 hr

Nearby

Flash Flood Warnings in Texas, 2025 Every flash flood warning in 2025

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.