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

Start of River Group | 

Latitude: 39.30º NLongitude: 120.20º WElevation: 5860 Feet
Location: Placer County in CaliforniaRiver Group: Eastern Sierra
Monitor Stage: 4.5 FeetFlood Stage: 5.5 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
 Most Recent 5 Years
Apr 7, 2018
Jan 8, 2017
Jan 30, 2016
Feb 7, 2015
Feb 9, 2014
 Historical High Stage/Flow Events (Period of Record - Sept 1944 to Present)
Jan 2, 1997
Feb 1, 1963
Dec 23, 1955
Nov 20, 1950
Dec 31, 2005
 * Discharge affected by regulation or diversion
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ072)
Today: Mostly cloudy. Highs 52 to 62. Light winds becoming southwest around 10 mph with gusts up to 35 mph in the afternoon.

Tonight: Mostly cloudy in the evening then becoming partly cloudy. Lows 29 to 39. Southwest winds 10 to 15 mph. Gusts up to 35 mph in the evening. Ridge gusts up to 55 mph increasing to 70 mph after midnight.

Saturday: Partly cloudy. Highs 44 to 54. Southwest winds 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Gusts up to 45 mph. Ridge gusts up to 80 mph.

Saturday Night: Snow showers likely. Lows 18 to 28. Southwest winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. Gusts up to 40 mph. Ridge gusts up to 85 mph decreasing to 50 mph after midnight.

Sunday: Snow showers likely. Highs 26 to 31. North winds 10 to 15 mph. Gusts up to 35 mph in the afternoon. Ridge gusts up to 50 mph.

Sunday Night: Brisk. Mostly cloudy in the evening then clearing. Lows 13 to 23.

Monday and Monday Night: Breezy, clear. Highs 36 to 46. Lows 19 to 29.

Tuesday and Tuesday Night: Clear. Highs 47 to 57. Lows 22 to 32.

Wednesday and Wednesday Night: Partly cloudy. Highs 46 to 56. Lows 23 to 33.

Thursday: Sunny. Highs 48 to 58.
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.
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 Reno 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.