Summit forecast, next 72 hours
- New snow0 in
- Strongest gusts30 mphMonday
- Coldest36°F
| Forecast | Snow | Gusts | Temp °F |
|---|---|---|---|
| TonightMostly Clear | 0 in | 25 mph | Low 40° |
| SaturdayMostly Sunny | 0 in | 15 mph | High 54° |
| Saturday NightPartly Cloudy | 0 in | 15 mph | Low 36° |
| SundaySunny | 0 in | 15 mph | High 60° |
| Sunday NightClear | 0 in | 20 mph | Low 41° |
| MondaySunny | 0 in | 30 mph | High 64° |
Snow is the forecast new accumulation at the summit grid point. Dots use Road Travel’s driving-risk scale.
Typical weather by month
Monthly normals from the long-term stations nearest the summit. None sits exactly on the pass, so each column says how far away and how high it is.
| Month | Powder River Pass 9,480 ft · 3 mi west of the summit | Billy Creek 4,975 ft · 17 mi east of the summit | Ten Sleep 4,748 ft · 16 mi west of the summit | ||
|---|---|---|---|---|---|
| Precip (in) | High / low °F | Snow (in) | High / low °F | Snow (in) | |
| Jan | 1.9 | 39° / 12° | 5.0 | 37° / 15° | 9.0 |
| Feb | 2.0 | 40° / 15° | 5.2 | 39° / 17° | 9.5 |
| Mar | 2.4 | 49° / 22° | 5.5 | 51° / 27° | 5.7 |
| Apr | 3.4 | 55° / 30° | 6.2 | 59° / 34° | 5.4 |
| May | 3.8 | 64° / 39° | 1.1 | 69° / 42° | 1.1 |
| Jun | 3.1 | 76° / 48° | 0 | 80° / 51° | 0 |
| Jul | 1.5 | 86° / 55° | 0 | 88° / 58° | 0 |
| Aug | 1.3 | 84° / 53° | 0 | 86° / 56° | 0 |
| Sep | 2.0 | 74° / 43° | 0.2 | 76° / 46° | 0.3 |
| Oct | 2.3 | 60° / 31° | 3.1 | 61° / 35° | 3.5 |
| Nov | 1.8 | 48° / 21° | 4.8 | 46° / 24° | 7.6 |
| Dec | 1.7 | 39° / 12° | 4.6 | 36° / 15° | 9.5 |
NOAA NCEI U.S. Climate Normals, 1991–2020: Powder River Pass (USS0007E06S, 9,480 ft); BILLY CREEK (USC00480740, 4,975 ft); TENSLEEP 4NE (USC00488852, 4,748 ft). Snow days are days with at least 1 inch of new snow. “—” means the station does not publish that normal.
Cameras, road reports and winter rules
Conditions on the pass change by the hour, so these go straight to the official sources.
- For this passWyoming 511: Powder River Pass webcam and weather
- For this passWyoming 511: US-16 conditions
- Wyoming · WYDOTWyoming 511 road conditions
Check the official National Weather Service forecast for the summit and the road report before you leave.
Crossing Powder River Pass? See the summit at the hour you’ll be there
Road Travel times the forecast to your drive, so you see conditions at the summit when you will actually reach it, and get alerts about weather ahead on the way.
Questions about Powder River Pass
How high is Powder River Pass?
The summit is 9,651 ft above sea level, on US-16.
How far is Powder River Pass from Buffalo and Ten Sleep?
By road, the summit is 35 miles from Buffalo, WY and 29 miles from Ten Sleep, WY.
What is the wettest month at Powder River Pass?
May. The Powder River Pass snow-monitoring site (9,480 ft, 3 mi west of the summit) averages 3.8 inches of precipitation that month, counting the water in melted snow (1991–2020 normals).