W Fork San Jacinto River above Lake Houston near Porter, TX
Is W Fork San Jacinto River above Lake Houston near Porter, TX flooding right now?
W Fork San Jacinto River above Lake Houston near Porter, TX measured 56.50 ft on 2026-09-22 22:45:00 UTC. That observation was 24.5 ft below its 81 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
56.50 ft
Streamflow
37 cfs
Minor flooding here begins at 81 ft, with major flooding at 92 ft. The highest crest on record was 94.87 ft on Tue, Aug 29, 2017.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 73 ft | 16.5 ft below |
| Minor flood | 81 ft | 24.5 ft below |
| Moderate flood | 88.5 ft | 32.0 ft below |
| Major flood | 92 ft | 35.5 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 94.87 ft | 2017-08-29 |
| 89.1 ft | 2024-05-04 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Spring Creek at Spring, TX | 5.3 mi | Harris County |
| Spring Creek near Spring, TX | 6.2 mi | Montgomery County |
| Crystal Creek at FM 1314 near Conroe, TX | 7.4 mi | Montgomery County |
| Spring Branch at SH 242 near Splendora, TX | 7.6 mi | Montgomery County |
| Panther Br near Spring, TX | 8.3 mi | Montgomery County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.