GREAT FALLS, MT 59405 Weather Forecast & Current Conditions

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GREAT FALLS, MT
Current Weather

10:53 PM MDT APR 3, 2026
Overcast
36°F
Feels Like: 29°F
Dewpoint: 30°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: SW at 10 mph
Pressure: 30.26 inches
Last 72 hours

Local Area Snow Depth

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GREAT FALLS, MT 59405
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TODAY
Mostly cloudy. Haze through the day. Areas of smoke in the afternoon. A 20 percent chance of rain showers in the afternoon. Highs 75 to 80. West winds up to 10 mph shifting to the northwest in the afternoon.
TONIGHT
Cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then chance of rain showers after midnight. Haze and areas of smoke through the night. Lows 50 to 55. Northwest winds 5 to 10 mph shifting to the southwest after midnight. Chance of precipitation 50 percent.
WEDNESDAY
Mostly cloudy. Chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Haze through the day. Highs 70 to 75. West winds up to 10 mph shifting to the north in the afternoon. Chance of precipitation 50 percent.
WEDNESDAY NIGHT
Partly cloudy. A 20 percent chance of thunderstorms in the evening. Haze in the evening. Lows 45 to 50. Northeast winds 5 to 10 mph shifting to the south after midnight.
THURSDAY
Mostly cloudy in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 70 to 75. Southwest winds up to 10 mph shifting to the northeast in the afternoon.
THURSDAY NIGHT
Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Chance of precipitation 50 percent.
FRIDAY
Mostly cloudy with a 20 percent chance of rain showers. Highs 65 to 75.
FRIDAY NIGHT
Partly cloudy. Lows 45 to 50.
SATURDAY
Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 65 to 70. Chance of precipitation 50 percent.
SATURDAY NIGHT
Mostly cloudy with a 40 percent chance of rain showers. Lows around 45.
SUNDAY
Mostly cloudy with a 20 percent chance of rain showers. Highs 60 to 70.
SUNDAY NIGHT
Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45.
MONDAY
Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 70.

Visible Weather Satellite
GREAT FALLS, MT 59405
Infrared Weather Satellite
GREAT FALLS, MT 59405
NEXRAD Weather Radar
GREAT FALLS, MT 59405

GREAT FALLS, MT 3 hourly weather forecast

weather forecast created  7:00 PM EST  4/ 3/2026
Saturday
4 APR 2026
GREAT FALLS, MT 59405 weather forecast Day 1, 0 hours 11 PM 34° 27° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   8 78% 28°
Low 30° GREAT FALLS, MT 59405 weather forecast Day 1, 3 hours 2 AM 32° 24° Partly Cloudy SW   9 78% 26°
High 58° GREAT FALLS, MT 59405 weather forecast Day 1, 6 hours 5 AM 31° 22° Partly Cloudy 1%

0% Thunder
( 0% severe)
SW   10 77% 25°

Partly Cloudy



GREAT FALLS, MT 59405 weather forecast Day 1, 9 hours 8 AM 38° 30° Partly Cloudy SW   12 67% 28°
GREAT FALLS, MT 59405 weather forecast Day 1, 12 hours 11 AM 49° 44° Clear 3%

0% Thunder
( 2% severe)
WSW   14 48% 30°
GREAT FALLS, MT 59405 weather forecast Day 1, 15 hours 2 PM 55° 51° Partly Cloudy W   14 35% 28°
GREAT FALLS, MT 59405 weather forecast Day 1, 18 hours 5 PM 55° 52° Partly Cloudy 3%

0% Thunder
( 2% severe)
WNW   13 35% 28°
GREAT FALLS, MT 59405 weather forecast Day 1, 21 hours 8 PM 43° 39° Partly Cloudy WNW   7 57% 29°
Sunday
5 APR 2026
GREAT FALLS, MT 59405 weather forecast Day 2, 0 hours 11 PM 37° 33° Clear 2%

0% Thunder
( 0% severe)
SW   5 72% 29°
Low 28° GREAT FALLS, MT 59405 weather forecast Day 2, 3 hours 2 AM 34° 30° Partly Cloudy WNW   5 78% 28°
High 52° GREAT FALLS, MT 59405 weather forecast Day 2, 6 hours 5 AM 31° 25° Partly Cloudy 7%

0% Thunder
( 0% severe)
NE   6 84% 27°

Mostly Cloudy



GREAT FALLS, MT 59405 weather forecast Day 2, 9 hours 8 AM 36° 31° Mostly Cloudy NNE   6 75% 29°
GREAT FALLS, MT 59405 weather forecast Day 2, 12 hours 11 AM 44° 41° Mostly Cloudy 5%

0% Thunder
( 0% severe)
NE   6 60% 31°
GREAT FALLS, MT 59405 weather forecast Day 2, 15 hours 2 PM 49° 45° Mostly Cloudy NE   9 50% 31°
GREAT FALLS, MT 59405 weather forecast Day 2, 18 hours 5 PM 50° 45° Mostly Cloudy 3%

0% Thunder
( 0% severe)
ENE   13 48% 31°
GREAT FALLS, MT 59405 weather forecast Day 2, 21 hours 8 PM 43° 37° Mostly Cloudy ENE   12 62% 31°

GREAT FALLS, MT extended weather forecast

BAD DAY
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Low 29° Low 31° Low 40° Low 24° Low 23°
High 49° High 59° High 59° High 41° High 42°
GREAT FALLS, MT 59405 weather forecast Day 3 GREAT FALLS, MT 59405 weather forecast Day 4 GREAT FALLS, MT 59405 weather forecast Day 5 GREAT FALLS, MT 59405 weather forecast Day 6 GREAT FALLS, MT 59405 weather forecast Day 7
Mostly Cloudy
18% Rain/Snow
Overcast
18% Rain/Snow
Mostly Cloudy
16% Rain
Mostly Cloudy
26% Snow
Overcast
55% Snow
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