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



SAN JOAQUIN RIVER - PATTERSON (PATC1)
Latitude: 37.49º NLongitude: 121.08º WElevation: 97 Feet
Location: Stanislaus County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Dec 11, 2023 at 7:58 AM PST
Monitor Stage: 48.0 FeetFlood Stage: 54.7 FeetDanger Stage: 55.7 Feet
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Threshold Exceedance Plot                  Product Information        CSV Ensemble File Download (Data in kcfs):  PATC1
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What information is considered in this forecast?
Verification / Historical Plots
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Impacts - E19 Information
58.3 FeetStages above 58.3 feet result in flooding outside the levee. Top of levee.
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Mostly sunny in the morning then becoming partly cloudy. Areas of frost in the morning. Highs around 58. Northwest winds up to 10 mph.

Tonight: Mostly clear. Lows 34 to 44. Northwest winds up to 10 mph.

Tuesday: Mostly cloudy in the morning then clearing. Highs 55 to 61. Northwest winds up to 10 mph.

Tuesday Night: Clear. Patchy frost after midnight. Lows 32 to 42. North winds up to 10 mph in the evening becoming light.

Wednesday: Areas of frost in the morning. Mostly sunny. Highs 56 to 62. Light winds becoming northwest up to 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows 34 to 44.

Thursday: Partly cloudy. Highs 58 to 64.

Thursday Night through Friday Night: Mostly cloudy. Lows 36 to 46. Highs 60 to 66.

Saturday and Saturday Night: Mostly clear. Highs 62 to 68. Lows 37 to 47.

Sunday: Partly cloudy with a chance of rain. Highs 59 to 65.