Winter Weather Advisory
2025-12-06T14:00:00-07:00

* WHAT...Snow expected. Total snow accumulations of 10 to 18 inches from Cloud Peak and Granite Pass northward. Minimal snowfall amounts south of Powder River Pass. * WHERE...Bighorn Mountains West. * WHEN...From 5 PM this afternoon to 2 PM MST Saturday. * IMPACTS...Travel could be very difficult over Granite and Powder River Passes. The hazardous conditions could impact the Thursday evening and Friday morning commutes.


Porcupine Creek Paddle Report

Last Updated: 2025-06-28

Porcupine Creek is a popular whitewater river run in Wyoming, known for its challenging rapids and scenic views.


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Summary

The ideal streamflow range for this run is between 600 and 1500 cfs, which provides moderate to high difficulty rapids. The run is rated as a Class III-IV, with some sections rising to a Class V rating during high water flows.

The segment mileage of the Porcupine Creek run is approximately 7 miles, starting at Porcupine Creek Bridge and ending at the confluence with the Hoback River. There are several notable rapids and obstacles on this stretch of the river, including "The Staircase," which is a series of steep drops and ledges that require precise maneuvering.

Due to the challenging nature of this run, there are specific regulations in place to ensure safety and protection of the environment. Commercial outfitters must obtain a permit to operate on the river, and all participants must wear a personal flotation device and helmet. Additionally, camping and fires are prohibited within 200 feet of the river.

Overall, the Porcupine Creek run offers a thrilling experience for experienced whitewater enthusiasts. It is important to check the streamflow levels before embarking on this adventure and to follow all regulations to ensure a safe and enjoyable trip.

River Run Details

Last Updated 2025-06-28
River Levels 10300 cfs (7.1 ft)
Percent of Normal 17%
Status
Class Level iii-iv
Elevation ft
Streamflow Discharge cfs
Gauge Height ft
Reporting Streamgage USGS 06279500
       

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