ST REGIS, MT 59866 Weather Forecast & Current Conditions

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MULLAN PASS, ID
Current Weather

2:53 AM PDT JUL 12, 2025
Clear
57°F
Feels Like: 58°F
Dewpoint: 27°F
Rel. Hum.: 31%
Visibility: 10 miles
Wind: Variable at 3 mph
Pressure: 30.22 inches
Last 72 hours

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ST REGIS, MT 59866
Weather Forecast

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Snow Depth pages
TODAY
Mostly sunny. Highs in the mid 80s to lower 90s. West winds to 15 mph in the afternoon.
TONIGHT
Mostly clear. Lows in the mid 50s to lower 60s. West winds to 15 mph.
SUNDAY
Mostly sunny. Highs in the upper 80s to mid 90s.
SUNDAY NIGHT
Mostly clear. Lows in the upper 50s to mid 60s.
MONDAY
Mostly sunny. Highs in the mid 80s to lower 90s. Southwest winds to 15 mph.
MONDAY NIGHT
Mostly clear with a slight chance of rain showers in the evening, then mostly cloudy with a chance of rain showers and a slight chance of thunderstorms after midnight. Chance of precipitation 30 percent. Lows in the 50s.
TUESDAY
Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Chance of precipitation 40 percent. Highs in the 70s.
TUESDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Slight chance of rain showers. Slight chance of thunderstorms in the evening. Chance of precipitation 20 percent. Lows in the upper 40s to mid 50s.
WEDNESDAY
Partly cloudy. Highs in the 70s.
WEDNESDAY NIGHT
Mostly clear. Lows in the mid 40s to lower 50s.
THURSDAY
Mostly sunny. Highs in the upper 70s to mid 80s.
THURSDAY NIGHT
Mostly clear. Lows in the upper 40s to mid 50s.
FRIDAY
Mostly sunny. Highs in the 80s to lower 90s.

Visible Weather Satellite
ST REGIS, MT 59866
Infrared Weather Satellite
ST REGIS, MT 59866
NEXRAD Weather Radar
ST REGIS, MT 59866

MULLAN PASS, ID 3 hourly weather forecast

weather forecast created  7:00 PM CDT  7/11/2025
Saturday
12 JUL 2025
ST REGIS, MT 59866 weather forecast Day 1, 0 hours 11 PM 59° 60° Clear 0%

0% Thunder
( 0% severe)
W   3 40% 35°
Low 56° ST REGIS, MT 59866 weather forecast Day 1, 3 hours 2 AM 58° 58° Partly Cloudy W   3 36% 31°
High 74° ST REGIS, MT 59866 weather forecast Day 1, 6 hours 5 AM 57° 57° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   5 35% 30°

Clear



ST REGIS, MT 59866 weather forecast Day 1, 9 hours 8 AM 61° 61° Clear WSW   5 38% 35°
ST REGIS, MT 59866 weather forecast Day 1, 12 hours 11 AM 67° 67° Clear 1%

0% Thunder
( 0% severe)
WSW   6 37% 40°
ST REGIS, MT 59866 weather forecast Day 1, 15 hours 2 PM 72° 72° Clear W   6 34% 42°
ST REGIS, MT 59866 weather forecast Day 1, 18 hours 5 PM 72° 72° Clear 1%

0% Thunder
( 1% severe)
W   6 35% 43°
ST REGIS, MT 59866 weather forecast Day 1, 21 hours 8 PM 66° 66° Clear W   5 45% 44°
Sunday
13 JUL 2025
ST REGIS, MT 59866 weather forecast Day 2, 0 hours 11 PM 63° 64° Clear 1%

0% Thunder
( 1% severe)
W   3 46% 42°
Low 59° ST REGIS, MT 59866 weather forecast Day 2, 3 hours 2 AM 62° 63° Partly Cloudy W   3 46% 41°
High 79° ST REGIS, MT 59866 weather forecast Day 2, 6 hours 5 AM 61° 62° Partly Cloudy 0%

0% Thunder
( 1% severe)
W   3 48% 41°

Clear



ST REGIS, MT 59866 weather forecast Day 2, 9 hours 8 AM 65° 65° Clear SW   2 48% 45°
ST REGIS, MT 59866 weather forecast Day 2, 12 hours 11 AM 72° 72° Clear 0%

0% Thunder
( 7% severe)
W   3 39% 46°
ST REGIS, MT 59866 weather forecast Day 2, 15 hours 2 PM 77° 78° Clear W   5 35% 47°
ST REGIS, MT 59866 weather forecast Day 2, 18 hours 5 PM 76° 78° Clear 1%

0% Thunder
( 9% severe)
W   5 34% 46°
ST REGIS, MT 59866 weather forecast Day 2, 21 hours 8 PM 70° 70° Clear W   3 42% 46°

MULLAN PASS, ID extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
BAD DATE
Low 61° Low 60° Low 55° Low 46° Low 54°
High 81° High 75° High 63° High 64° High 71°
ST REGIS, MT 59866 weather forecast Day 3 ST REGIS, MT 59866 weather forecast Day 4 ST REGIS, MT 59866 weather forecast Day 5 ST REGIS, MT 59866 weather forecast Day 6 ST REGIS, MT 59866 weather forecast Day 7
Clear
1% Rain
Clear
8% Rain
Mostly Cloudy
22% Rain
Mostly Cloudy
36% Rain
Clear
14% Rain
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