WEATHERTrackCAST
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Great Falls, MT
Weekly Forecast
Updated: Apr 02 2026 10:26 PM MDT
Tonight April 02
NIGHTTIME (6PM - 6AM)
Light Snow
Lo: 30°F
Tonight: Snow. Cloudy, with a low around 30. West northwest wind 6 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

  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


Light Snow Likely


Light Snow Likely


Chance Light Snow


Chance Light Snow


Slight Chance Light Snow


Slight Chance Light Snow
Temperatures 33°F 33°F 33°F 32°F 33°F 31°F 31°F 31°F
Feels Like 25°F 25°F 25°F 25°F 27°F 25°F 25°F 26°F
Chance of Precip 65% 77% 71% 56% 40% 31% 24% 24%
Wind Speed WNW @ 10 mph NW @ 10 mph WNW @ 9 mph WNW @ 8 mph WNW @ 7 mph WNW @ 6 mph WNW @ 6 mph W @ 5 mph
Humidity 100% 95% 95% 97% 95% 99% 97% 97%
Dewpoint 33°F 32°F 32°F 32°F 31°F 31°F 30°F 31°F
Sunrise Thu Apr 02 6:59 AM MDT
Sunset Thu Apr 02 7:57 PM MDT
The time of Actual Sunset minus the time of Actual Sunrise. 12 h 58 m
UV Index 3.5
Ozone 408.1 DU
Full Moon Full Moon
Friday April 03
DAYTIME (6AM - 6PM)
Slight Chance Light Snow Then Partly Sunny
Hi: 51°F
NIGHTTIME (6PM - 6AM)
Mostly Clear
Lo: 27°F
Friday: A slight chance of snow before 7am. Partly sunny, with a high near 51. West wind 3 to 9 mph. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible.

Friday Night: Mostly clear, with a low around 27. West southwest wind 6 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

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 31°F 31°F 32°F 32°F 36°F 39°F 41°F 43°F 46°F 49°F 50°F 50°F 51°F 49°F 45°F 41°F 38°F 36°F 35°F 33°F 32°F 30°F 29°F 28°F 28°F
Feels Like 26°F 31°F 32°F 32°F 36°F 35°F 37°F 39°F 42°F 46°F 46°F 46°F 51°F 46°F 41°F 37°F 33°F 31°F 30°F 27°F 26°F 24°F 23°F 21°F 20°F
Chance of Precip 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 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 97% 95% 95% 97% 82% 77% 72% 68% 61% 56% 56% 53% 53% 54% 60% 67% 74% 80% 85% 86% 87% 86% 87% 87% 86%
Dewpoint 31°F 30°F 31°F 32°F 31°F 32°F 32°F 34°F 34°F 34°F 35°F 34°F 34°F 33°F 32°F 31°F 30°F 30°F 31°F 29°F 29°F 26°F 26°F 25°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: 59°F
NIGHTTIME (6PM - 6AM)
Partly Cloudy
Lo: 29°F
Saturday: Sunny, with a high near 59. 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 28°F 30°F 32°F 36°F 41°F 47°F 52°F 54°F 56°F 57°F 58°F 58°F 57°F 54°F 49°F 45°F 43°F 40°F 39°F 37°F 35°F 34°F 32°F 31°F 30°F
Feels Like 20°F 22°F 25°F 29°F 35°F 43°F 52°F 54°F 56°F 57°F 58°F 58°F 57°F 54°F 44°F 42°F 39°F 36°F 39°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 86% 81% 73% 65% 56% 48% 41% 37% 35% 34% 32% 32% 33% 37% 43% 50% 57% 64% 69% 72% 74% 76% 78% 80% 81%
Dewpoint 24°F 25°F 24°F 25°F 27°F 28°F 29°F 28°F 29°F 29°F 28°F 28°F 28°F 28°F 27°F 27°F 29°F 29°F 30°F 29°F 28°F 27°F 26°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: 55°F
NIGHTTIME (6PM - 6AM)
Mostly Cloudy
Lo: 30°F
Sunday: Partly sunny, with a high near 55. Northeast wind 2 to 8 mph.

Sunday Night: Mostly cloudy, with a low around 30. 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 33°F 35°F 39°F 42°F 46°F 49°F 52°F 53°F 55°F 55°F 53°F 50°F 47°F 44°F 42°F 40°F 39°F 38°F 36°F 35°F 33°F 32°F 32°F
Feels Like 30°F 31°F 33°F 35°F 39°F 42°F 43°F 46°F 52°F 53°F 55°F 55°F 53°F 46°F 42°F 39°F 37°F 34°F 35°F 33°F 31°F 35°F 33°F 32°F 32°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 81% 81% 79% 76% 70% 62% 55% 50% 46% 43% 41% 41% 43% 49% 56% 62% 67% 70% 73% 76% 79% 82% 84% 85% 85%
Dewpoint 25°F 26°F 27°F 28°F 30°F 30°F 31°F 31°F 32°F 31°F 32°F 32°F 31°F 32°F 32°F 32°F 32°F 31°F 31°F 31°F 30°F 30°F 29°F 28°F 28°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: 61°F
NIGHTTIME (6PM - 6AM)
Mostly Cloudy
Lo: 40°F
Monday: Partly sunny, with a high near 61. 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


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Mostly Cloudy


Partly Sunny
Temperatures 32°F 33°F 34°F 37°F 41°F 45°F 50°F 54°F 58°F 60°F 61°F 61°F 60°F 57°F 54°F 51°F 49°F 47°F 46°F 45°F 44°F 43°F 43°F 43°F 44°F
Feels Like 32°F 33°F 34°F 37°F 41°F 45°F 48°F 54°F 58°F 60°F 61°F 61°F 60°F 57°F 54°F 51°F 46°F 44°F 42°F 41°F 40°F 38°F 38°F 38°F 39°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 @ 6 mph SE @ 6 mph SE @ 6 mph SSW @ 7 mph SSW @ 7 mph SSW @ 7 mph SSW @ 9 mph SSW @ 9 mph SSW @ 9 mph SSW @ 10 mph
Humidity 85% 85% 84% 79% 70% 60% 52% 45% 40% 37% 36% 37% 39% 43% 48% 54% 58% 61% 63% 65% 67% 67% 67% 65% 62%
Dewpoint 28°F 29°F 30°F 31°F 32°F 32°F 33°F 33°F 34°F 34°F 34°F 35°F 35°F 35°F 35°F 35°F 35°F 34°F 34°F 34°F 34°F 33°F 33°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: 69°F
NIGHTTIME (6PM - 6AM)
Chance Rain And Snow
Lo: 31°F
Tuesday: Partly sunny, with a high near 69.

Tuesday Night: A slight chance of rain before 9pm, then a chance of rain and snow. Mostly cloudy, with a low around 31.
  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


Partly Sunny


Partly Sunny


Partly 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 44°F 46°F 48°F 51°F 55°F 60°F 64°F 66°F 67°F 67°F 67°F 65°F 63°F 59°F 55°F 51°F 48°F 46°F 44°F 41°F 39°F 37°F 36°F 35°F 34°F
Feels Like 39°F 41°F 44°F 51°F 55°F 60°F 64°F 66°F 67°F 67°F 67°F 65°F 63°F 59°F 55°F 51°F 42°F 39°F 37°F 33°F 31°F 29°F 27°F 26°F 25°F
Chance of Precip 0% 0% 0% 0% 0% 0% 8% 8% 8% 8% 8% 8% 23% 23% 23% 23% 23% 23% 36% 36% 36% 36% 36% 36% 49%
Wind Speed SSW @ 10 mph SSW @ 10 mph SSW @ 10 mph SW @ 15 mph SW @ 15 mph SW @ 15 mph SW @ 23 mph SW @ 23 mph SW @ 23 mph WSW @ 25 mph WSW @ 25 mph WSW @ 25 mph W @ 21 mph W @ 21 mph W @ 21 mph W @ 16 mph W @ 16 mph W @ 16 mph NW @ 14 mph NW @ 14 mph NW @ 14 mph NW @ 13 mph NW @ 13 mph NW @ 13 mph NW @ 12 mph
Humidity 62% 59% 55% 50% 43% 36% 31% 28% 26% 25% 25% 25% 28% 31% 37% 42% 47% 50% 53% 56% 58% 59% 59% 59% 58%
Dewpoint 32°F 32°F 33°F 33°F 33°F 33°F 33°F 32°F 31°F 30°F 30°F 28°F 29°F 28°F 29°F 29°F 29°F 28°F 28°F 27°F 25°F 24°F 23°F 22°F 21°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: 48°F
NIGHTTIME (6PM - 6AM)
Chance Light Snow
Lo: 25°F
Wednesday: A chance of snow. Mostly cloudy, with a high near 48.

Wednesday Night: A chance of snow. Mostly cloudy, with a low around 25.
  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 34°F 33°F 33°F 34°F 36°F 38°F 41°F 43°F 45°F 46°F 46°F 46°F 44°F 42°F 39°F 36°F 35°F 34°F 33°F 31°F 29°F 28°F 27°F 27°F 27°F
Feels Like 25°F 24°F 24°F 25°F 27°F 30°F 33°F 36°F 38°F 40°F 40°F 40°F 37°F 35°F 31°F 28°F 27°F 25°F 25°F 22°F 20°F 19°F 18°F 18°F 19°F
Chance of Precip 49% 49% 49% 49% 49% 49% 46% 46% 46% 46% 46% 46% 39% 39% 39% 39% 39% 39% 36% 36% 36% 36% 36% 36% 38%
Wind Speed NW @ 12 mph NW @ 12 mph NW @ 12 mph NNW @ 13 mph NNW @ 13 mph NNW @ 13 mph NNW @ 15 mph NNW @ 15 mph NNW @ 15 mph N @ 15 mph N @ 15 mph N @ 15 mph N @ 14 mph N @ 14 mph N @ 14 mph NNE @ 12 mph NNE @ 12 mph NNE @ 12 mph NNE @ 10 mph NNE @ 10 mph NNE @ 10 mph NNE @ 9 mph NNE @ 9 mph NNE @ 9 mph NNE @ 8 mph
Humidity 58% 58% 58% 56% 53% 48% 44% 40% 37% 35% 34% 34% 36% 40% 46% 52% 55% 56% 58% 63% 67% 71% 74% 75% 74%
Dewpoint 21°F 20°F 20°F 20°F 21°F 20°F 21°F 20°F 20°F 20°F 19°F 19°F 19°F 19°F 20°F 20°F 20°F 20°F 20°F 20°F 19°F 20°F 20°F 20°F 20°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