National Weather Service forecast

Great Falls, Montana Weather

30°Tonight: Mostly Cloudy
Wind SW 3 mph
7-DayHourlyRadar

Great Falls 7-Day Forecast

  1. Tonight
    30°F
    Mostly Cloudy

    Mostly cloudy, with a low around 30. Southwest wind around 3 mph.

  2. Wednesday
    50°F
    Mostly Sunny

    Mostly sunny. High near 50, with temperatures falling to around 45 in the afternoon. Southwest wind 0 to 5 mph.

  3. Wednesday Night
    32°F
    Mostly Clear

    Mostly clear, with a low around 32. South wind 1 to 9 mph, with gusts as high as 18 mph.

  4. Thursday
    56°F
    Mostly Sunny

    Mostly sunny, with a high near 56. Southwest wind 9 to 17 mph, with gusts as high as 30 mph.

  5. Thursday Night
    36°F
    Partly Cloudy

    Partly cloudy, with a low around 36. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.

  6. Friday
    56°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 56. Southwest wind 10 to 23 mph, with gusts as high as 37 mph.

  7. Friday Night
    42°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 42. Southwest wind 13 to 22 mph, with gusts as high as 38 mph.

  8. Saturday
    62°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 62. Southwest wind 6 to 13 mph, with gusts as high as 26 mph.

  9. Saturday Night
    42°F
    Partly Cloudy

    Partly cloudy, with a low around 42.

  10. Sunday
    63°F
    Partly Sunny
    1% chance of precipitation

    Partly sunny, with a high near 63.

  11. Sunday Night
    39°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 39.

  12. Monday
    56°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 56.

  13. Monday Night
    39°F
    Mostly Cloudy

    Mostly cloudy, with a low around 39.

  14. Tuesday
    60°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 60.

Issued by the National Weather Service (TFX office), updated .

Great Falls Hourly Forecast

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Full 100+ hour forecast for Great Falls

Great Falls Weather Radar

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About Great Falls

Population (2020 Census)
60,442
Coordinates
47.502, -111.300
Elevation
3,399 ft
NWS forecast office
TFX
Time zone
America/Denver
Sunrise today
7:13 AM MST
Sunset today
5:04 PM MST
Daylight today
9 h 51 min

Great Falls Weather Questions

What is the weather forecast for Great Falls, Montana?

Tonight: Mostly cloudy, with a low around 30. Southwest wind around 3 mph. Wednesday: Mostly sunny. High near 50, with temperatures falling to around 45 in the afternoon. Southwest wind 0 to 5 mph.

Will it rain or snow in Great Falls this week?

Not much. The highest chance of precipitation in the 7-day forecast is 1%, Friday.

How warm and how cold will it get in Great Falls this week?

The warmest day is Sunday, with a high near 63°F. The coldest night is Tonight, with a low near 30°F.

What time are sunrise and sunset in Great Falls today?

Sunrise is at 7:13 AM MST and sunset is at 5:04 PM MST, for 9 h 51 min of daylight.

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