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TUOLUMNE RIVER - MODESTO (MDSC1)
Latitude:
37.63º N		Longitude:
120.99º W		Elevation:
60 Feet
Location: Stanislaus County in CA
River Group: San Joaquin
Issuance Time: May 07 2025 at 8:11 AM PDT
Action/
Monitor:
50.5 Ft		Minor
Flood:
55.0 Ft		Moderate
Flood:
66.0 Ft		Major
Flood:
67.0 Ft
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: Mostly sunny. Highs 82 to 90. Northwest winds up to 10 mph.

Tonight: Clear. Lows 54 to 62. Northwest winds up to 10 mph.

Friday: Sunny. Highs 87 to 95. Northwest winds up to 10 mph.

Friday Night: Clear. Lows 56 to 64. Northwest winds up to 10 mph.

Saturday: Sunny. Highs 87 to 95. Northwest winds up to 10 mph. Gusts up to 20 mph in the afternoon.

Saturday Night: Clear. Lows 55 to 61.

Sunday: Mostly sunny. Highs 74 to 84.

Sunday Night: Clear, cooler. Lows 46 to 52.

Monday and Monday Night: Mostly clear. A slight chance of rain showers. Cooler. Highs 63 to 72. Lows 45 to 52.

Tuesday and Tuesday Night: Mostly clear. Highs 67 to 75. Lows 45 to 52.

Wednesday: Mostly sunny. Highs 72 to 81.

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.