46°35'N / 111°54'O / Altitude 1185 m / 16:33 31/10/2026, America/Denver (UTC-6)
De: 31/10/2026, 21:00
Para: 01/11/2026, 01:30
* WHAT...Visibility to as low as one quarter of a mile in dense fog. * WHERE...A portion of north central Montana. * WHEN...From 9 PM MDT this evening to noon MST Sunday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Bridge and overpasses could become slippery.
Lewis and Clark
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
NWS Great Falls MT
31/10/2026, 11:30