WEATHERTrackCAST
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Great Falls, MT
Weekly Forecast
Updated: Apr 03 2026 12:31 AM MDT
Friday April 03
OVERNIGHT (NOW - 6AM)
Light Snow Likely
Lo: 30°F
DAYTIME (6AM - 6PM)
Slight Chance Light Snow Then Partly Sunny
Hi: 52°F
NIGHTTIME (6PM - 6AM)
Mostly Clear
Lo: 27°F
Overnight: Snow likely. Cloudy, with a low around 30. West northwest wind 6 to 9 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday: A slight chance of snow before 7am. Partly sunny, with a high near 52. West wind 3 to 9 mph. Chance of precipitation is 20%.

Friday Night: Mostly clear, with a low around 27. West southwest wind 6 to 10 mph.
  1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT 1:00 PM MDT 2:00 PM MDT 3:00 PM MDT 4:00 PM MDT 5:00 PM MDT 6:00 PM MDT 7:00 PM MDT 8:00 PM MDT 9:00 PM MDT 10:00 PM MDT 11:00 PM MDT 12:00 AM MDT 1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT
Conditions

Light Snow Likely


Light Snow Likely


Chance Light Snow


Chance Light Snow


Slight Chance Light Snow


Slight Chance Light Snow


Cloudy


Cloudy


Mostly Cloudy


Mostly Cloudy


Partly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Partly Cloudy


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Mostly Clear


Sunny
Temperatures 30°F 30°F 30°F 30°F 30°F 30°F 30°F 32°F 33°F 36°F 38°F 40°F 43°F 45°F 49°F 50°F 50°F 51°F 49°F 46°F 41°F 39°F 37°F 35°F 34°F 32°F 31°F 31°F 29°F 31°F
Feels Like 22°F 22°F 23°F 24°F 24°F 25°F 30°F 32°F 33°F 36°F 34°F 36°F 39°F 41°F 46°F 46°F 46°F 51°F 46°F 42°F 37°F 35°F 32°F 30°F 29°F 26°F 25°F 25°F 22°F 24°F
Chance of Precip 71% 56% 40% 31% 24% 24% 14% 8% 5% 4% 4% 3% 3% 3% 5% 6% 7% 4% 4% 3% 3% 2% 2% 1% 1% 1% 1% 1% 1% 0%
Wind Speed WNW @ 9 mph WNW @ 8 mph WNW @ 7 mph WNW @ 6 mph WNW @ 6 mph W @ 5 mph W @ 3 mph W @ 3 mph W @ 3 mph W @ 3 mph WSW @ 5 mph WSW @ 6 mph WSW @ 6 mph WSW @ 7 mph WSW @ 8 mph W @ 9 mph W @ 9 mph W @ 10 mph W @ 8 mph W @ 7 mph W @ 6 mph WSW @ 6 mph SW @ 6 mph SW @ 6 mph SW @ 6 mph SW @ 6 mph SW @ 6 mph SW @ 6 mph SW @ 7 mph SW @ 8 mph
Humidity 100% 94% 97% 97% 100% 100% 100% 100% 84% 81% 78% 72% 67% 61% 56% 51% 50% 50% 53% 60% 64% 69% 72% 77% 77% 78% 78% 77% 75% 75%
Dewpoint 30°F 28°F 29°F 29°F 30°F 30°F 30°F 32°F 29°F 31°F 32°F 32°F 33°F 32°F 34°F 33°F 32°F 33°F 33°F 33°F 30°F 30°F 29°F 29°F 28°F 26°F 25°F 25°F 22°F 24°F
Sunrise Fri Apr 03 6:57 AM MDT
Sunset Fri Apr 03 7:59 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 1 m
UV Index 3.6
Ozone 403.9 DU
Full Moon Full Moon
Saturday April 04
DAYTIME (6AM - 6PM)
Sunny
Hi: 60°F
NIGHTTIME (6PM - 6AM)
Partly Cloudy
Lo: 29°F
Saturday: Sunny, with a high near 60. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.

Saturday Night: Partly cloudy, with a low around 29. North wind 3 to 12 mph, with gusts as high as 20 mph.
  6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT 1:00 PM MDT 2:00 PM MDT 3:00 PM MDT 4:00 PM MDT 5:00 PM MDT 6:00 PM MDT 7:00 PM MDT 8:00 PM MDT 9:00 PM MDT 10:00 PM MDT 11:00 PM MDT 12:00 AM MDT 1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT
Conditions

Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Sunny


Mostly Clear


Mostly Clear


Mostly Clear


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Sunny
Temperatures 31°F 32°F 33°F 39°F 45°F 49°F 53°F 55°F 57°F 58°F 59°F 60°F 59°F 55°F 51°F 47°F 43°F 41°F 38°F 37°F 35°F 34°F 32°F 31°F 30°F
Feels Like 24°F 25°F 26°F 33°F 40°F 45°F 53°F 55°F 57°F 58°F 59°F 60°F 59°F 55°F 51°F 44°F 39°F 37°F 38°F 37°F 35°F 34°F 32°F 31°F 30°F
Chance of Precip 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 3% 3% 3% 3% 3% 3% 4% 4% 4% 4% 4% 4% 8%
Wind Speed SW @ 8 mph SW @ 8 mph SW @ 8 mph SW @ 9 mph SW @ 9 mph SW @ 9 mph WSW @ 13 mph WSW @ 13 mph WSW @ 13 mph WNW @ 13 mph WNW @ 13 mph WNW @ 13 mph NW @ 12 mph NW @ 12 mph NW @ 12 mph NNW @ 6 mph NNW @ 6 mph NNW @ 6 mph E @ 3 mph E @ 3 mph E @ 3 mph NNE @ 3 mph NNE @ 3 mph NNE @ 3 mph NNE @ 2 mph
Humidity 75% 75% 73% 65% 58% 51% 46% 41% 37% 35% 33% 32% 34% 39% 46% 54% 61% 67% 72% 76% 78% 80% 82% 82% 82%
Dewpoint 24°F 25°F 25°F 28°F 31°F 32°F 33°F 32°F 31°F 31°F 30°F 30°F 31°F 31°F 31°F 31°F 30°F 31°F 30°F 30°F 29°F 28°F 27°F 26°F 25°F
Sunrise Sat Apr 04 6:55 AM MDT
Sunset Sat Apr 04 8:00 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 5 m
UV Index 4.2
Ozone 366.5 DU
Waning Gibbous Moon Waning Gibbous Moon
Sunday April 05
DAYTIME (6AM - 6PM)
Partly Sunny
Hi: 52°F
NIGHTTIME (6PM - 6AM)
Mostly Cloudy
Lo: 29°F
Sunday: Partly sunny, with a high near 52. Northeast wind 2 to 8 mph.

Sunday Night: Mostly cloudy, with a low around 29. East northeast wind 3 to 10 mph.
  6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT 1:00 PM MDT 2:00 PM MDT 3:00 PM MDT 4:00 PM MDT 5:00 PM MDT 6:00 PM MDT 7:00 PM MDT 8:00 PM MDT 9:00 PM MDT 10:00 PM MDT 11:00 PM MDT 12:00 AM MDT 1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT
Conditions

Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Partly Cloudy


Partly Cloudy


Partly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy
Temperatures 30°F 31°F 32°F 35°F 38°F 42°F 45°F 47°F 49°F 50°F 52°F 52°F 51°F 49°F 46°F 43°F 41°F 39°F 38°F 37°F 35°F 34°F 32°F 31°F 30°F
Feels Like 30°F 31°F 32°F 35°F 38°F 42°F 42°F 44°F 46°F 47°F 52°F 52°F 51°F 45°F 41°F 38°F 35°F 33°F 33°F 32°F 30°F 34°F 32°F 31°F 30°F
Chance of Precip 8% 8% 8% 8% 8% 8% 5% 5% 5% 5% 5% 5% 3% 3% 3% 3% 3% 3% 1% 1% 1% 1% 1% 1% 2%
Wind Speed NNE @ 2 mph NNE @ 2 mph NNE @ 2 mph NE @ 3 mph NE @ 3 mph NE @ 3 mph NE @ 6 mph NE @ 6 mph NE @ 6 mph ENE @ 8 mph ENE @ 8 mph ENE @ 8 mph ENE @ 10 mph ENE @ 10 mph ENE @ 10 mph NE @ 9 mph NE @ 9 mph NE @ 9 mph ENE @ 6 mph ENE @ 6 mph ENE @ 6 mph ENE @ 3 mph ENE @ 3 mph ENE @ 3 mph E @ 2 mph
Humidity 82% 81% 79% 75% 70% 64% 59% 55% 51% 49% 48% 47% 49% 52% 57% 62% 66% 69% 72% 75% 77% 79% 81% 81% 81%
Dewpoint 25°F 26°F 26°F 28°F 29°F 31°F 32°F 32°F 32°F 32°F 33°F 32°F 33°F 32°F 32°F 31°F 31°F 30°F 30°F 30°F 29°F 28°F 27°F 26°F 25°F
Sunrise Sun Apr 05 6:53 AM MDT
Sunset Sun Apr 05 8:02 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 8 m
UV Index 4.4
Ozone 355.3 DU
Waning Gibbous Moon Waning Gibbous Moon
Monday April 06
DAYTIME (6AM - 6PM)
Partly Sunny
Hi: 60°F
NIGHTTIME (6PM - 6AM)
Mostly Cloudy
Lo: 40°F
Monday: Partly sunny, with a high near 60. East wind 2 to 7 mph.

Monday Night: Mostly cloudy, with a low around 40.
  6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT 1:00 PM MDT 2:00 PM MDT 3:00 PM MDT 4:00 PM MDT 5:00 PM MDT 6:00 PM MDT 7:00 PM MDT 8:00 PM MDT 9:00 PM MDT 10:00 PM MDT 11:00 PM MDT 12:00 AM MDT 1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT
Conditions

Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Partly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Partly Sunny
Temperatures 30°F 31°F 32°F 35°F 38°F 42°F 46°F 49°F 53°F 55°F 58°F 60°F 59°F 55°F 52°F 49°F 47°F 45°F 44°F 43°F 42°F 42°F 41°F 41°F 42°F
Feels Like 30°F 31°F 32°F 35°F 38°F 42°F 44°F 47°F 53°F 55°F 58°F 60°F 59°F 55°F 52°F 46°F 44°F 41°F 39°F 38°F 37°F 37°F 35°F 35°F 35°F
Chance of Precip 2% 2% 2% 2% 2% 2% 3% 3% 3% 3% 3% 3% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 0%
Wind Speed E @ 2 mph E @ 2 mph E @ 2 mph ESE @ 2 mph ESE @ 2 mph ESE @ 2 mph E @ 5 mph E @ 5 mph E @ 5 mph E @ 7 mph E @ 7 mph E @ 7 mph E @ 8 mph E @ 8 mph E @ 8 mph SE @ 7 mph SE @ 7 mph SE @ 7 mph SSW @ 8 mph SSW @ 8 mph SSW @ 8 mph SSW @ 9 mph SSW @ 9 mph SSW @ 9 mph SW @ 12 mph
Humidity 81% 80% 78% 74% 69% 62% 56% 51% 46% 43% 40% 39% 39% 45% 52% 58% 63% 66% 68% 68% 68% 67% 68% 69% 67%
Dewpoint 25°F 26°F 26°F 28°F 29°F 30°F 31°F 32°F 33°F 33°F 34°F 35°F 34°F 34°F 35°F 35°F 35°F 34°F 34°F 33°F 32°F 32°F 31°F 32°F 32°F
Sunrise Mon Apr 06 6:51 AM MDT
Sunset Mon Apr 06 8:03 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 12 m
UV Index 4.5
Ozone 354.0 DU
Waning Gibbous Moon Waning Gibbous Moon
Tuesday April 07
DAYTIME (6AM - 6PM)
Partly Sunny
Hi: 67°F
NIGHTTIME (6PM - 6AM)
Chance Rain And Snow
Lo: 30°F
Tuesday: Partly sunny, with a high near 67.

Tuesday Night: A slight chance of rain before 9pm, then a chance of rain and snow. Mostly cloudy, with a low around 30. New snow accumulation of less than half an inch possible.
  6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT 1:00 PM MDT 2:00 PM MDT 3:00 PM MDT 4:00 PM MDT 5:00 PM MDT 6:00 PM MDT 7:00 PM MDT 8:00 PM MDT 9:00 PM MDT 10:00 PM MDT 11:00 PM MDT 12:00 AM MDT 1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT
Conditions

Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Partly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Mostly Sunny


Slight Chance Light Rain


Slight Chance Light Rain


Slight Chance Light Rain


Slight Chance Rain And Snow


Slight Chance Rain And Snow


Slight Chance Rain And Snow


Chance Rain And Snow


Chance Rain And Snow


Chance Rain And Snow


Chance Rain And Snow


Chance Rain And Snow


Chance Rain And Snow


Chance Light Snow
Temperatures 42°F 44°F 47°F 51°F 56°F 60°F 64°F 66°F 67°F 67°F 67°F 67°F 65°F 62°F 57°F 53°F 50°F 48°F 45°F 42°F 39°F 36°F 34°F 33°F 33°F
Feels Like 35°F 38°F 42°F 51°F 56°F 60°F 64°F 66°F 67°F 67°F 67°F 67°F 65°F 62°F 57°F 53°F 44°F 41°F 38°F 34°F 30°F 27°F 24°F 23°F 23°F
Chance of Precip 0% 0% 0% 0% 0% 0% 7% 7% 7% 7% 7% 7% 24% 24% 24% 24% 24% 24% 36% 36% 36% 36% 36% 36% 47%
Wind Speed SW @ 12 mph SW @ 12 mph SW @ 12 mph SW @ 17 mph SW @ 17 mph SW @ 17 mph SW @ 26 mph SW @ 26 mph SW @ 26 mph WSW @ 29 mph WSW @ 29 mph WSW @ 29 mph W @ 23 mph W @ 23 mph W @ 23 mph W @ 20 mph W @ 20 mph W @ 20 mph NW @ 16 mph NW @ 16 mph NW @ 16 mph NW @ 15 mph NW @ 15 mph NW @ 15 mph NW @ 14 mph
Humidity 67% 63% 57% 50% 43% 36% 31% 28% 26% 25% 24% 24% 25% 28% 32% 38% 41% 44% 47% 51% 55% 59% 62% 63% 63%
Dewpoint 32°F 32°F 33°F 33°F 34°F 33°F 33°F 32°F 31°F 30°F 29°F 29°F 28°F 29°F 27°F 28°F 27°F 27°F 26°F 25°F 24°F 23°F 22°F 22°F 22°F
Sunrise Tue Apr 07 6:49 AM MDT
Sunset Tue Apr 07 8:04 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 15 m
UV Index 4.8
Ozone 337.6 DU
Waning Gibbous Moon Waning Gibbous Moon
Wednesday April 08
DAYTIME (6AM - 6PM)
Chance Light Snow
Hi: 45°F
NIGHTTIME (6PM - 6AM)
Chance Light Snow
Lo: 23°F
Wednesday: A chance of snow. Mostly cloudy, with a high near 45. New snow accumulation of less than half an inch possible.

Wednesday Night: A chance of snow. Mostly cloudy, with a low around 23. New snow accumulation of 1 to 2 inches possible.
  6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT 1:00 PM MDT 2:00 PM MDT 3:00 PM MDT 4:00 PM MDT 5:00 PM MDT 6:00 PM MDT 7:00 PM MDT 8:00 PM MDT 9:00 PM MDT 10:00 PM MDT 11:00 PM MDT 12:00 AM MDT 1:00 AM MDT 2:00 AM MDT 3:00 AM MDT 4:00 AM MDT 5:00 AM MDT 6:00 AM MDT
Conditions

Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow
Temperatures 33°F 33°F 33°F 34°F 36°F 39°F 41°F 43°F 44°F 44°F 44°F 43°F 42°F 40°F 37°F 35°F 33°F 32°F 31°F 30°F 28°F 27°F 26°F 25°F 25°F
Feels Like 23°F 23°F 23°F 24°F 27°F 31°F 33°F 35°F 36°F 36°F 36°F 35°F 34°F 32°F 28°F 26°F 23°F 22°F 21°F 20°F 17°F 18°F 16°F 15°F 15°F
Chance of Precip 47% 47% 47% 47% 47% 47% 45% 45% 45% 45% 45% 45% 39% 39% 39% 39% 39% 39% 36% 36% 36% 36% 36% 36% 37%
Wind Speed NW @ 14 mph NW @ 14 mph NW @ 14 mph NNW @ 15 mph NNW @ 15 mph NNW @ 15 mph NNW @ 17 mph NNW @ 17 mph NNW @ 17 mph N @ 17 mph N @ 17 mph N @ 17 mph N @ 16 mph N @ 16 mph N @ 16 mph NNE @ 14 mph NNE @ 14 mph NNE @ 14 mph NNE @ 13 mph NNE @ 13 mph NNE @ 13 mph NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph
Humidity 63% 63% 62% 58% 53% 47% 43% 40% 38% 38% 38% 39% 41% 44% 49% 54% 57% 60% 63% 67% 71% 74% 77% 78% 78%
Dewpoint 22°F 22°F 21°F 21°F 21°F 20°F 20°F 20°F 20°F 20°F 20°F 20°F 20°F 20°F 20°F 20°F 19°F 20°F 20°F 20°F 20°F 20°F 20°F 19°F 19°F
Sunrise Wed Apr 08 6:47 AM MDT
Sunset Wed Apr 08 8:06 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 18 m
UV Index N/A
Ozone N/A
Third Quarter Moon Third Quarter Moon
Thursday April 09
DAYTIME (6AM - 6PM)
Chance Light Snow
Hi: 43°F
Thursday: A chance of snow. Partly sunny, with a high near 43. New snow accumulation of less than one inch possible.

  6:00 AM MDT 7:00 AM MDT 8:00 AM MDT 9:00 AM MDT 10:00 AM MDT 11:00 AM MDT 12:00 PM MDT
Conditions

Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow


Chance Light Snow
Temperatures 25°F 25°F 26°F 28°F 31°F 34°F 37°F
Feels Like 15°F 15°F 16°F 19°F 22°F 26°F 29°F
Chance of Precip 37% 37% 37% 37% 37% 37% 32%
Wind Speed NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph NE @ 13 mph
Humidity 78% 76% 73% 68% 61% 54% 48%
Dewpoint 19°F 19°F 19°F 19°F 19°F 19°F 19°F
Sunrise Thu Apr 09 6:45 AM MDT
Sunset Thu Apr 09 8:07 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 13 h 22 m
UV Index N/A
Ozone N/A
Third Quarter Moon Third Quarter Moon