Winter Storm Watch
2026-02-18T22:00:00-08:00

* WHAT...Heavy snow possible. Accumulation amounts are uncertain at this time, but may range from around a foot at 3000 to 4000 feet and 4 to 8 feet at higher elevations. Winds could gust as high as 55 mph. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park including Interstate 80 and Highway 50, northern Shasta County including portions of Interstate 5, the Coastal Range, and foothill regions of the Sierra Nevada. * WHEN...From Sunday evening through Wednesday evening. * IMPACTS...Dangerous to near impossible travel conditions with chain controls and road closures possible. Low visibility due to a combination of wind and heavy snow. * ADDITIONAL DETAILS...Snow levels will be around 4500-5000 feet Sunday night through Tuesday. Levels drop to 3000 to 4000 feet late Tuesday into Wednesday. Potential to see snow levels as low as 2000 feet for areas along the Coastal Range, around Shasta County, and in the southern Cascades.

Generation And Giant Gaps (Tadpole To Colfax-Iowa Hill Road) Paddle Report

Paddle Report

California

Last Updated: 2023-06-13

The Generation and Giant Gaps Tadpole to Colfax Iowa Hill Road River Run in California is a Class III-IV river run that spans approximately 6.5 miles.

Summary

The rapids range from technical pool drops to steep chutes, and there are several obstacles to navigate, including a large boulder garden and a narrow rock chute. The best time to float this section of water is in the spring when flows are between 1,500-2,500 cfs. This section of the river is not recommended for beginner boaters, and a solid roll and rescue skills are necessary.

°F

mph

Wind

%

Humidity

15-Day Weather Outlook

River Run Details

Last Updated	2023-06-13
River Levels	1390 cfs (1.86 ft)
Percent of Normal	200%
Optimal Range	500-2500 cfs
Status	Too Low
Class Level	IV to IV+
Elevation	717 ft
Run Length	26.8 Mi
Gradient	120 FPM
Streamflow Discharge	498 cfs
Gauge Height	1.0 ft
Reporting Streamgage	USGS 11427000

Explore Interactive Map

Winter Storm Watch
Until 2026-02-14T15:00:00-08:00 • National Weather Service
* WHAT...Heavy snow possible. Accumulation amounts are uncertain at this time, but may range from around a foot at 3000 to 4000 feet and 4 to 8 feet at higher elevations. Winds could gust as high as 55 mph. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park including Interstate 80 and Highway 50, northern Shasta County including portions of Interstate 5, the Coastal Range, and foothill regions of the Sierra Nevada. * WHEN...From Sunday evening through Wednesday evening. * IMPACTS...Dangerous to near impossible travel conditions with chain controls and road closures possible. Low visibility due to a combination of wind and heavy snow. * ADDITIONAL DETAILS...Snow levels will be around 4500-5000 feet Sunday night through Tuesday. Levels drop to 3000 to 4000 feet late Tuesday into Wednesday. Potential to see snow levels as low as 2000 feet for areas along the Coastal Range, around Shasta County, and in the southern Cascades.

GENERATION AND GIANT GAPS (TADPOLE TO COLFAX-IOWA HILL ROAD)

Paddle Report • Streamflow Levels • Weather Forecast

February 13, 2026

Last Updated	2023-06-13
River Levels	1390 cfs (1.86 ft)
Percent of Normal	200%
Optimal Range	500-2500 cfs
Status	Too Low
Class Level	IV to IV+
Elevation	717 ft
Run Length	26.8 Mi
Gradient	120 FPM
Streamflow Discharge	498 cfs
Gauge Height	1.0 ft
Reporting Streamgage	Nf American R A North Fork Dam Ca USGS 11427000

Realtime River Levels

Nf American R A North Fork Dam Ca
USGS 11427000

Generation and Giant Gaps (Tadpole to Colfax-Iowa Hill Road) Preview

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5-Day Hourly Forecast Detail

Nearby Streamflow Levels

Pilot C Bl Mutton Canyon Nr Georgetown Ca 2.4cfs	2cfs
Donner C A Donner Lk Nr Truckee Ca 32.4cfs	32cfs
Truckee R Nr Truckee Ca 134.0cfs	134cfs
Pilot C Ab Stumpy Meadows Res Ca 2.7cfs	3cfs
Donner C At Hwy 89 Nr Truckee Ca 61.5cfs	62cfs
Ward C At Hwy 89 Nr Tahoe Pines Ca 13.6cfs	14cfs