Red Flag Warning
2026-03-05T18:00:00-07:00

* AFFECTED AREA...Fire Weather Zones 241, 246 and 247. * TIMING...From noon to 6 PM MST Thursday. * WINDS...South 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.


SHASTA RIVER

Last Updated: March 4, 2026

Get the latest River Levels, Streamflow, and Hydrology for in River flows across 2 streamgages of the Shasta River


Summary

Total streamflow across the Shasta River was last observed at 594 cfs, and is expected to yield approximately 1,178 acre-ft of water today; about 101% of normal. Average streamflow for this time of year is 586 cfs, with recent peaks last observed on 2025-02-05 when daily discharge volume was observed at 3,307 cfs.

Maximum discharge along the river is currently at the Shasta R Nr Yreka Ca reporting a streamflow rate of 329 cfs. This is also the highest stage along the Shasta River, with a gauge stage of 4.07 ft at this location. This river is monitored from 2 different streamgauging stations along the Shasta River, the highest being situated at an altitude of 2,462 ft, the Shasta R Nr Montague Ca.




15-Day Weather Outlook


River Details

Last Updated 2026-03-04
Discharge Volume 1,178 ACRE-FT
Streamflow 594.0 cfs
-62.0 cfs (-9.45%)
Percent of Normal 101.31%
Maximum 3,307.0 cfs
2025-02-05
Seasonal Avg cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Shasta R Nr Montague Ca
USGS 11517000
265 cfs 2.82 ft -3.64
Shasta R Nr Yreka Ca
USGS 11517500
329 cfs 4.07 ft -13.65
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The river has a long history, as it was used by indigenous people for fishing, hunting, and gathering. In the 1850s, gold mining brought settlers to the area, and agriculture developed in the late 1800s. The river has two main reservoirs, the Dwinnell and the Shasta Reservoirs, which are used for irrigation, flood control, and hydroelectric power generation. The Shasta River also provides habitat for various fish species, including Chinook salmon and steelhead trout. Recreational activities such as fishing, kayaking, and camping are popular along the river, and agriculture remains an important part of the local economy. However, the river has faced challenges such as declining fish populations and water scarcity due to drought and increased demand for irrigation.