GREAT FALLS, MT 59404 Weather Forecast & Current Conditions
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  59404 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

GREAT FALLS, MT
Current Weather
1:53 PM MST FEB 18, 2026
Overcast
Light Snow
-4°F
Feels Like: -19°F
Dewpoint: -11°F
Rel. Hum.: 68%
Visibility: 3 miles
Wind: NW at 8 mph
Pressure: 29.81 inches
Last 72 hours

Local Area Snow Depth

Montana Current Weather

Montana MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  59404 WEATHER FORECAST
10-Day model forecast maps
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GREAT FALLS, MT 59404
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.

  59404 WEATHER SATELLITE LOOPS
Visible Weather Satellite
GREAT FALLS, MT 59404
Infrared Weather Satellite
GREAT FALLS, MT 59404
  59404 WEATHER RADAR LOOP
NEXRAD Weather Radar
GREAT FALLS, MT 59404
 MOS COMPUTER WEATHER FORECAST

GREAT FALLS, MT 3 hourly weather forecast
weather forecast created  7:00 AM EST  2/18/2026
Wednesday
18 FEB 2026		 GREAT FALLS, MT 59404 weather forecast Day 1, 12 hours 11 AM -1° -19° Mostly Cloudy 49%
SNOW
.1–1 in		 0% Thunder
( 2% severe)		 N   13 52% -13°
High 2° GREAT FALLS, MT 59404 weather forecast Day 1, 15 hours 2 PM 1° -17° Mostly Cloudy N   13 52% -11°
Mostly Cloudy

Chance of Snow

 GREAT FALLS, MT 59404 weather forecast Day 1, 18 hours 5 PM 0° -17° Mostly Cloudy 43%
SNOW
.1–1 in		 0% Thunder
( 2% severe)		 N   12 61% -9°
GREAT FALLS, MT 59404 weather forecast Day 1, 21 hours 8 PM -2° -18° Mostly Cloudy N   9 68% -9°
Thursday
19 FEB 2026		 GREAT FALLS, MT 59404 weather forecast Day 2, 0 hours 11 PM -3° -17° Mostly Cloudy 20%
SNOW
<.1 in		 0% Thunder
( 0% severe)		 NNW   7 68% -10°
Low -7° GREAT FALLS, MT 59404 weather forecast Day 2, 3 hours 2 AM -4° -16° Mostly Cloudy NNW   6 68% -11°
High 14° GREAT FALLS, MT 59404 weather forecast Day 2, 6 hours 5 AM -6° -15° Mostly Cloudy 6%

 0% Thunder
( 0% severe)		 NW   3 72% -12°

Mostly Cloudy



 GREAT FALLS, MT 59404 weather forecast Day 2, 9 hours 8 AM -5° -13° Mostly Cloudy NNE   2 68% -12°
GREAT FALLS, MT 59404 weather forecast Day 2, 12 hours 11 AM 3° -3° Partly Cloudy 2%

 0% Thunder
( 0% severe)		 E   2 58% -7°
GREAT FALLS, MT 59404 weather forecast Day 2, 15 hours 2 PM 10° 0° Partly Cloudy E   6 50% -3°
GREAT FALLS, MT 59404 weather forecast Day 2, 18 hours 5 PM 10° -2° Partly Cloudy 1%

 0% Thunder
( 0% severe)		 ENE   8 53% -2°
GREAT FALLS, MT 59404 weather forecast Day 2, 21 hours 8 PM 1° -7° Partly Cloudy NE   3 68% -6°
Friday
20 FEB 2026		 GREAT FALLS, MT 59404 weather forecast Day 3, 0 hours 11 PM -1° -8° Partly Cloudy 2%

 0% Thunder
( 0% severe)		 S   2 68% -8°
Low -3° GREAT FALLS, MT 59404 weather forecast Day 3, 3 hours 2 AM -1° -8° Partly Cloudy SSW   2 68% -8°
High 28° GREAT FALLS, MT 59404 weather forecast Day 3, 6 hours 5 AM 0° -8° Partly Cloudy 2%

 0% Thunder
( 0% severe)		 S   3 68% -7°

Mostly Cloudy



 GREAT FALLS, MT 59404 weather forecast Day 3, 9 hours 8 AM 2° -6° Mostly Cloudy SW   3 72% -4°
GREAT FALLS, MT 59404 weather forecast Day 3, 15 hours 11 AM 15° 8° Mostly Cloudy 11%
SNOW
<.1 in		 0% Thunder
( 2% severe)		 WSW   5 57% 4°
GREAT FALLS, MT 59404 weather forecast Day 3, 18 hours 2 PM 24° 15° Mostly Cloudy W   8 48% 9°
GREAT FALLS, MT 59404 weather forecast Day 3, 21 hours 5 PM 24° 16° Mostly Cloudy     NE   7 51% 10°

GREAT FALLS, MT extended weather forecast
Saturday
21 FEB 2026		 Sunday
22 FEB 2026		 Monday
23 FEB 2026		 Tuesday
24 FEB 2026		 Wednesday
25 FEB 2026
Low 6° Low -2° Low 9° Low 13° Low 15°
High 19° High 20° High 30° High 28° High 39°
GREAT FALLS, MT 59404 weather forecast Day 4 GREAT FALLS, MT 59404 weather forecast Day 5 GREAT FALLS, MT 59404 weather forecast Day 6 GREAT FALLS, MT 59404 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
11% Snow		 Mostly Cloudy
21% Snow		 Overcast
25% Snow/Ice		 Overcast
57% Snow		 Mostly Cloudy
24% Snow
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