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SAN JOAQUIN RIVER - VERNALIS (VNSC1)
Latitude:
37.68º N
Longitude:
121.27º W
Elevation:
35 Feet
Location: San Joaquin County in CA
River Group: San Joaquin
Issuance Time: Jul 10 2025 at 8:20 AM PDT
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

!!! Selected Ensemble Product NOT Available for this Location !!!


Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Sunny. Areas of smoke. Highs 97 to 105. Northwest winds up to 10 mph.

Tonight: Clear. Areas of smoke. Lows 62 to 72. Northwest winds up to 10 mph.

Saturday: Sunny. Areas of smoke. Highs 95 to 103. Northwest winds up to 10 mph.

Saturday Night: Clear. Lows 60 to 70. Northwest winds 10 to 15 mph.

Sunday: Sunny. Highs 94 to 102. Northwest winds up to 10 mph.

Sunday Night: Clear. Lows 60 to 70.

Monday: Sunny. Highs 94 to 102.

Monday Night through Tuesday Night: Clear. Lows 57 to 67. Highs 91 to 101.

Wednesday through Thursday: Clear. Highs 86 to 94. Lows 55 to 63.

Flood Impacts
37.29 FeetStages above 37.3 feet results in flooding outside the levees. Top of levee.
29.6 FeetHomes along east bank of river on Airport Court in Manteca experience flooding.
26.0 FeetSevere seepage occurs outside the levees. The area covered by seepage will increase as the river stage rises.
24.5 FeetMonitor Stage - water reaches the toe of levee.
21.0 FeetSeepage begins into crop area outside of levees.