Flood Watch — Walker + 9 more areasFlood Watch — Walker + 9 more areas
Completed official-source record with preserved facts and meaningful-change history. The final record does not infer impacts the source did not report.
What the preserved official data shows
This Flood Watch left the National Weather Service active-alert feed after being preserved by Texas Hazard Watch. The official record named Walker; Grimes; Montgomery; Waller; Inland Harris; additional areas in official record. Completion confirms the alert is no longer in the active feed; it does not by itself establish damage or other impacts.
- First collected
- Oct 1, 2026 · 7:00 PM CDT
- Record completed
- Oct 2, 2026 · 8:41 AM CDT
- Monitored duration
- 13 hours, 41 minutes
- Official severity
- Severe
- Named areas
- Walker; Grimes; Montgomery; Waller; Inland Harris; additional areas in official record
- Official expiration
- Oct 2, 2026 · 10:00 AM CDT
- Final monitor status
- Left the active NWS alert feed
Show the Official Affected Area
The map distinguishes an official point, official warning/perimeter geometry, and optional satellite thermal detections. Aerial imagery is a basemap and may be older than the incident.
Record facts
- Event
- Flood Watch
- Affected Texas areas
- Walker; Grimes; Montgomery; Waller; Inland Harris; Wharton; Fort Bend; Inland Jackson; Coastal Harris; Coastal Jackson
- Effective
- 2026-10-01T18:55:00-05:00
- Expires
- 2026-10-02T10:00:00-05:00
- Issuing authority
- NWS Houston/Galveston TX
Completed
Official record ended or left the source’s active window.
Instructions preserved with the record
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Latest official-source information
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of south central and southeast Texas, including
the following areas, in south central Texas, Coastal Jackson and
Inland Jackson. In southeast Texas, Coastal Harris, Fort Bend,
Grimes, Inland Harris, Montgomery, Walker, Waller and Wharton.
* WHEN...Through Friday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Showers and thunderstorms capable of producing heavy downpours
will impact the watch area through Friday evening. Embedded
training rain rates of 2-4 inches per hour will be possible with
the deep tropical airmass overhead. Locations that experience
training storms with heavier rainfall rates may experience rapid
runoff that could result in flash flooding. Those living in areas
prone to flooding should be prepared to take action should
flooding develop. Stay weather aware and be ready to take action
when Flash Flood Warnings are issued, particularly wireless
emergency alert Flash Flood Warnings for considerable and/or
catastrophic flooding.
- http://www.weather.gov/safety/flood
Meaningful official changes
The complete source history remains preserved. Routine monitoring snapshots and small gauge fluctuations are condensed here for readability.
- Record completedOfficial record ended or left the source’s active window.
- First recordedNew official record added to the monitor.
Original source
This record is derived from an official public source. Texas Hazard Watch preserves and organizes it but does not replace the issuing authority.