National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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JAMES BYPASS - SAN JOAQUIN (JAMC1)
Latitude: 36.65º NLongitude: 120.18º WElevation: 170 Feet
Location: Fresno County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jan 22 2025 at 1:08 PM PSTNext Issuance: Jan 23 2025 at 9:00 AM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.
Observed Data Credit
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Raw streamflow data is provided by the San Luis and Delta-Mendota Water Authority.
View San Luis and Delta-Mendota Water Authority Data for this station location.

Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ306)
Tonight: Mostly clear. Areas of frost after midnight. Patchy fog late in the night. Lows in the mid 30s. Northwest winds up to 5 mph in the evening becoming light.

Thursday: Sunny. Widespread frost and dense fog in the morning. Highs in the mid 60s. Southeast winds up to 5 mph.

Thursday Night: Mostly clear. Areas of frost after midnight. Lows in the mid 30s. Light winds.

Friday: Mostly sunny. Areas of frost in the morning. Highs in the mid 60s. Southeast winds up to 5 mph shifting to the northwest in the afternoon.

Friday Night: Mostly cloudy. Lows in the mid 30s. Northwest winds up to 5 mph.

Saturday and Saturday Night: Mostly cloudy. A 40 percent chance of rain. Highs in the mid 50s. Lows in the mid 30s.

Sunday: Mostly sunny. Highs in the mid 50s.

Sunday Night through Monday Night: Mostly clear. Widespread frost. Lows in the lower 30s. Highs in the upper 50s.

Tuesday through Wednesday: Mostly clear. Highs around 60. Lows in the lower 30s.
Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS San Joaquin Valley-Hanford Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.