US 12 RoadWatcher

Lewiston, ID to Lewiston, ID: Montana and Idaho

2states

0 of 11snowing now

0NWS alerts

20 of 20Montana DOT segments clear

44°Fcoldest: MacDonald Pass, MT

6,332 fthighest camera: MacDonald Pass, MT

Weather as of 8:10 pm MT, updated every 20 minutes.

Road conditions in Montana

Normal driving conditions on all 20 reported segments of US 12 in Montana.

No closures or incidents reported on US 12 in Montana.

3 lane, ramp or roadwork items

US-12 MP 9.6. Animals until further notice.
US-12 MP 228.0 to 260.0. Road construction with Motorcycles consider alternate route, travel delay 10 mins, detour, flaggers, lane closures, speed limit 25 mph, and width limit 14 ft until 5:00 PM Friday, December 11, 2026. The road will cont...
US-12 MP 2.4 to 33.3. Height limit 15 ft, length limit 130 ft, and width limit 12 ft until further notice.

Montana pass	Elev.	Air	Road surface	Wind	Visibility
MacDonald PassUS-12 MP 27.9	6,320 ft	44°F	–	6–7 mph	–

Montana road data from 511MT, as of 8:07 pm MT.

Now 45–50°F, dry · no alerts

Road: clear on 20 of 20 DOT segments · 3 roadwork

Passes: MacDonald Pass (6,332 ft)

Now 47–62°F, dry · no alerts

Passes: Lolo Pass (5,266 ft)

Camera	MM	Elev.	Now	Temp	Wind
Government HillMT	14.2	3,156 ft	Clear	50°F	9–17 mph
IngomarMT	230	3,071 ft	Clear	49°F	10–17 mph
LavinaMT	146	3,530 ft	Clear	49°F	7 mph
Deep CreekMT	23.5	5,866 ft	Clear	46°F	5 mph
MacDonald PassMT	27.9	6,332 ft	Clear	45°F	7 mph
Lolo PassID	174.4	5,266 ft	Clear	47°F	5 mph
Upper LochsaID	172.8	4,865 ft	Clear	48°F	3 mph
Pete King CreekID	98.7	1,506 ft	Mostly clear	56°F	2 mph
KamiahID	64.5	1,234 ft	Clear	58°F	1 mph
Cottonwood CreekID	19.1	837 ft	Clear	60°F	3 mph
Main St and 21st StLewiston, ID		755 ft	Clear	62°F	4 mph

Is it snowing on US 12 right now?: Not at any of the 11 camera spots on the map. As of 8:10 pm MT.
Is US 12 open right now?: In Montana, 511MT reports no full closures.
Are there weather alerts on US 12?: No National Weather Service alerts at any US 12 camera spot right now.
Where is it coldest on US 12 right now?: MacDonald Pass, MT at 44°F. Warmest is Main St and 21st St, ID at 62°F.
What passes and summits does US 12 cross?: Lolo Pass, ID (highest camera about 5,266 ft), MacDonald Pass, MT (highest camera about 6,332 ft).
How many US 12 traffic cameras does JamJumper have?: 30, in Montana and Idaho, all on one page.
Where does this information come from?: Camera images come from each state's DOT. Weather is from Open-Meteo, updated every 20 minutes; alerts and forecast map layers are from the National Weather Service; radar from NOAA.

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