Alert archive / Texas / Flash Flood Warnings in 2026

Flash Flood Warning 20, NWS Houston/Galveston, TX

June 17, 2026Brazoria County, Texas

NWS Houston/Galveston, TX issued this flash flood warning at Jun 17, 2026, 4:55 AM CDT for Brazoria 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 17, 2026, 4:55 AM CDT (09:55 UTC)
Expired: Jun 17, 2026, 8:00 AM CDT
In force: 3 hr
Issued by: NWS Houston/Galveston, TX
Area: Storm-based polygon
Flood severity: None

County Brazoria County, TX

The radar

The Houston radar (KHGX), 48 km from the middle of the area, began a volume at 09:59 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 16, 6:23 PM CDT, 10 hours 32 minutes earlier.

Area forecast discussion, Jun 16, 6:23 PM CDT, 10 hours 32 minutes before

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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
Jun 16, 7:51 PM CDT	River Flood Warning	HGX	Hardin, Liberty, Polk	24 hr
Jun 17, 3:22 AM CDT	Areal Flood Advisory	HGX	Brazoria, Galveston	39 min
Jun 17, 4:01 AM CDT	Flash Flood Warning	HGX	Brazoria	4 hr
Jun 17, 7:08 AM CDT	Areal Flood Advisory	HGX	Brazoria, Chambers, Galveston, Harris, Liberty	3 hr
Jun 17, 7:34 AM CDT	Flash Flood Warning	HGX	Chambers, Harris, Liberty	3 hr
Jun 17, 7:57 AM CDT	Areal Flood Warning	HGX	Brazoria	4 hr
Jun 17, 8:03 AM CDT	Areal Flood Warning	HGX	Brazoria, Galveston	4 hr
Jun 17, 8:39 AM CDT	Areal Flood Advisory	HGX	Brazoria	3 hr
Jun 17, 10:14 AM CDT	River Flood Warning	HGX	Brazoria	18 hr
Jun 17, 10:31 AM CDT	Areal Flood Warning	HGX	Chambers, Harris, Liberty	89 min
Jun 17, 12:29 PM CDT	Heat Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	21 hr

Nearby

Flash Flood Warnings in Texas, 2026 Every flash flood warning in 2026

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.