Flood Warning Issued for Brazoria County, TX

Source: NOAA · Brazoria County, Texas

This alert is no longer in effect.

NOAA issued it on July 18, 2026, 5 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Flood Warning is in effect for the San Bernard River near Sweeny in Brazoria County from this afternoon through Thursday morning.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Brazoria County, Texas
Issued
July 18, 2026
Issuing authority
NWS Houston/Galveston TX

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 5 weeks ago; use the issuing agency's live warning service for current conditions in Brazoria County, Texas.

Alert Details

A Flood Warning has been issued by the National Weather Service Houston/Galveston TX. The alert was sent at 10:22AM CDT on June 16, 2026, and is effective from 5:30PM CDT June 16 through 6:01AM CDT June 18.

Affected Areas

The warning covers Brazoria County, Texas, specifically the San Bernard River near Sweeny, including areas around Sweeny and Boling.

What You Should Do

Turn around, don't drown when encountering flooded roads. Motorists should not attempt to drive around barricades or drive cars through flooded areas. Additional information is available at www.weather.gov/hgx.

Expected Conditions

Minor flooding is forecast. The river is expected to rise above flood stage (7.0 feet) late this afternoon to a crest of 7.8 feet tomorrow morning before falling below flood stage tomorrow evening. At 9:45 AM CDT Tuesday the stage was 5.4 feet. At 7.5 feet, Lazy G RV Boat Ramp takes on water.

Timeline

The alert is effective from this afternoon (June 16) to Thursday morning (June 18). The next statement will be issued late tonight at 4:30 AM CDT.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flood Warning is in effect for the San Bernard River near Sweeny in Brazoria County from this afternoon through Thursday morning.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Brazoria County, Texas. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.