Winter Weather Advisory
2026-04-16T09:00:00-06:00

* WHAT...Snow expected. There is a likelihood of moderate winter weather impacts. Total snow accumulations of 3 to 7 inches above 5,000 feet, including area mountain passes. Total snow accumulations of up to 2 inches in lower elevation valley areas. * WHERE...Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, Williams Creek Summit, Salmon, Shoup, Highway 28 Tendoy to Lone Pine, and Bannock Pass. * WHEN...From 6 PM Wednesday to 9 AM MDT Thursday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Wednesday morning and evening commutes, especially over higher passes. * ADDITIONAL DETAILS...An elevated risk exists for snow squalls to produce poor visibility and gusty winds as the front arrives Wednesday evening across mountain pass areas.

Paddle Report

Idaho

Last Updated: 2023-06-13

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The Corn Creek to Vinegar Creek Carey Creek section of the Main Salmon River in Idaho is a 56-mile stretch with Class III and IV rapids, making it a challenging and exciting run for experienced paddlers.

Summary

The best time for floating is typically in June and July when water levels are high, with recommended flows of around 3,000-6,000 cfs. Paddlers will encounter notable obstacles such as Big Mallard Rapid, with technical Class IV drops and tight channels, and Lake Creek Falls, a steep and rocky drop with Class III rapids. Overall, this run offers stunning scenery, technical challenges, and a thrilling whitewater experience.

Regional Streamflow Levels

Middle Fork Salmon River At Mouth Nr Shoup Id 6000.0cfs	6000cfs
Salmon River Nr Shoup Id 4120.0cfs	4120cfs
Blackbird Creek Near Cobalt 12.4cfs	12cfs
Napias Creek Below Arnett Creek Near Leesburg 62.8cfs	63cfs
West Fork Bitterroot River Nr Conner Mt 831.0cfs	831cfs
Salmon River At Salmon Id 2890.0cfs	2890cfs

15-Day Long Term Forecast

River Run Details

Last Updated	2023-06-13
River Levels	1560 cfs (31.84 ft)
Percent of Normal	89%
Optimal Range	4000-35000 cfs
Status	Runnable
Class Level	III to IV
Elevation	3,017 ft
Run Length	79.0 Mi
Streamflow Discharge	6000 cfs
Gauge Height	35.7 ft
Reporting Streamgage	USGS 13310199

Explore Interactive Map

Winter Weather Advisory
Until 2026-04-16T09:00:00-06:00 • National Weather Service
* WHAT...Snow expected. There is a likelihood of moderate winter weather impacts. Total snow accumulations of 3 to 7 inches above 5,000 feet, including area mountain passes. Total snow accumulations of up to 2 inches in lower elevation valley areas. * WHERE...Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, Williams Creek Summit, Salmon, Shoup, Highway 28 Tendoy to Lone Pine, and Bannock Pass. * WHEN...From 6 PM Wednesday to 9 AM MDT Thursday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Wednesday morning and evening commutes, especially over higher passes. * ADDITIONAL DETAILS...An elevated risk exists for snow squalls to produce poor visibility and gusty winds as the front arrives Wednesday evening across mountain pass areas.

CORN CREEK TO VINEGAR CREEK/CAREY CREEK (MAIN SALMON)

Paddle Report • Streamflow Levels • Weather Forecast

April 15, 2026

Last Updated	2023-06-13
River Levels	1560 cfs (31.84 ft)
Percent of Normal	89%
Optimal Range	4000-35000 cfs
Status	Runnable
Class Level	III to IV
Elevation	3,017 ft
Run Length	79.0 Mi
Streamflow Discharge	6000 cfs
Gauge Height	35.7 ft
Reporting Streamgage	Middle Fork Salmon River At Mouth Nr Shoup Id USGS 13310199