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TUOLUMNE RIVER - MODESTO (MDSC1)
Latitude: 37.63º NLongitude: 120.99º WElevation: 60 Feet
Location: Stanislaus County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jun 22, 2025 at 8:53 AM PDT
Action/Monitor: 50.5 FeetMinor Flood: 55.0 FeetModerate Flood: 66.0 FeetMajor Flood: 67.0 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 Files (Data in kcfs):  Forecast Group  |  MDSC1

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What information is considered in this forecast?
Verification / Historical Plots
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Location Photographs

ESRI™ Locator Map
Flood Impacts
67.0 FeetExtensive flooding occurs. Flows in excess of 40,000 cfs could cause extensive damage to residential, industrial and commercial development in Modesto downstream of gage.
55.0 FeetThis is channel capacity through downtown Modesto.
Official 7 Day National Weather Service Forecast   (CAZ019)
Today: Sunny. Highs 85 to 93. West winds up to 10 mph with gusts to around 20 mph.

Tonight: Clear. Lows 55 to 63. Northwest winds up to 10 mph with gusts to around 20 mph.

Tuesday: Sunny. Highs 85 to 93. West winds up to 10 mph.

Tuesday Night: Clear. Lows 53 to 61. Northwest winds up to 15 mph.

Wednesday: Sunny. Highs 88 to 96. Northwest winds up to 10 mph.

Wednesday Night: Clear. Lows 56 to 64.

Thursday: Sunny. Highs 90 to 96.

Thursday Night through Sunday: Clear. Lows 58 to 68. Highs 90 to 100.