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

Latitude: 39.30º NLongitude: 120.20º WElevation: 5860 Feet
Location: Placer County in CaliforniaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Dec 08, 2023 at 7:34 AM PST
Monitor Stage: 4.5 FeetFlood Stage: 5.5 Feet
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

5- and 10-day ensemble products for this location are regulated forecasts that include outflow from Lake Tahoe. Longer-range products are unregulated forecasts that do not include Lake Tahoe.
Threshold Exceedance Plot                  Product Information        CSV Ensemble File Download (Data in feet):  TRCC1
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What information is considered in this forecast?
Verification / Historical Plots
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Location Photographs

ESRI™ Locator Map
Impacts - E19 Information
4.5 FeetMonitor Stage. No flooding along the Truckee River from Alpine Meadows to Truckee.
5.5 FeetFlood Stage. Minor flooding from Alpine Meadows to Truckee. Minor flooding of landscapes, basements, and crawl spaces in low lying properties. Riverside campgrounds may be impacted by flooding from small tributaries and overland flow, but little impact to campgrounds is expected from the river.
6.5 FeetFlooding from Alpine Meadows to Truckee, including yards, crawl spaces, basements, private bridges, and campgrounds. Flow similar to January 2017 event.
7.0 FeetModerate flooding along Truckee River between Alpine Meadows and Truckee. Significant damage to some private bridges and low-lying structures along the river is possible. Flows similar to the flood of December 31 2005.
7.5 FeetMajor flooding with damage to roads, bridges and structures along the Truckee River between Alpine Meadows and Truckee including low lying homes. Highway 89 likely overtopped near the Pole Creek Road.>
8.5 FeetMajor flooding from the Alpine Meadows area through Truckee. Significant damage is likely to many roads, bridges, structures and homes along the river.
9.5 FeetNear record flooding, widespread damage to homes, businesses, roads, and bridges along river from Alpine Meadows through Truckee.
10.0 FeetRecord flooding, similar to the flood of January, 2 1997. Widespread and major damage is likely to many homes, businesses, bridges and roads near the river from the Alpine Meadows area through Truckee.
Official 7 Day National Weather Service Forecast   (CAZ072)
Today: Partly cloudy in the morning then clearing. Areas of freezing fog in the morning. Highs 31 to 36. Light winds.

Tonight: Clear. Lows 6 to 16. East winds 10 to 15 mph.

Saturday: Sunny in the morning then becoming partly cloudy. Highs 37 to 47. Southeast winds around 10 mph in the morning becoming light.

Saturday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows 18 to 28. Light winds.

Sunday: Mostly cloudy. Highs 48 to 58. Light winds becoming west around 10 mph in the afternoon.

Sunday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows 19 to 29.

Monday and Monday Night: Partly cloudy. Highs 42 to 52. Lows 14 to 24.

Tuesday and Tuesday Night: Clear. Highs 37 to 47. Lows 13 to 23.

Wednesday through Thursday: Partly cloudy. Highs 40 to 50. Lows 15 to 25.