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Weather in Great Falls, Montana, USA

Now
47 °F

Clear.


Feels Like: 47 °F
Forecast: 60 / 35 °F
Wind: No wind

Location: Great Falls International Airport
Current Time: Mar 21, 2026 at 7:37:50 am
Latest Report: Mar 21, 2026 at 6:53 am
Visibility: 10 mi
Pressure: 29.77 "Hg (26.31 "Hg at 1015m altitude)
Humidity: 64%
Dew Point: 35 °F
Location of Great FallsLocation

Upcoming 5 hours

Now8:00 am9:00 am10:00 am11:00 am12:00 pm
47 °F48 °F49 °F50 °F48 °F46 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature49 °F44 °F39 °F34 °F38 °F54 °F42 °F
Drizzle. Overcast.Rain showers. Overcast.Sprin­kles. Clear.Clear.Sunny.Sunny.Overcast.
Feels Like46 °F39 °F39 °F28 °F31 °F53 °F38 °F
Wind Speed9 mph10 mph3 mph7 mph9 mph5 mph7 mph
Wind DirectionW
SE
E
SW
SSW
WNW
WSW
Humidity68%69%64%74%50%17%34%
Dew Point39 °F35 °F28 °F27 °F21 °F11 °F16 °F
Visibility7 mi4 mi6 mi7 mi7 mi8 mi7 mi
Probability of Precipitation0%51%0%5%0%0%0%
Amount of Rain0.01"0.17"0.01"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Saturday, March 21, 2026 1:42:42 am Great Falls time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 75 / 56 °F
Humidity: 32%. Wind: 25 mph from Southwest

More weather last week

Currently at nearby stations

48 °F

Great Falls Mt.: (5 mi)

Clear. (1 hour ago)

47 °F

Malmstrom Air Force Base: (6 mi)

Passing clouds.

45 °F

Helena Regional Airport: (70 mi)

Clear.

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Forecast for the next 2 weeks

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SunMonTueWedThuFriSat
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Detailed forecast for 14 days