HAMILTON, MT 59840 Weather Forecast & Current Conditions
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  59840 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

MISSOULA, MT
Current Weather
8:53 PM MDT SEP 6, 2025
Clear
73°F
Feels Like: 73°F
Dewpoint: 45°F
Rel. Hum.: 37%
Visibility: 7 miles
Wind: N at 5 mph
Pressure: 29.95 inches
Last 72 hours

Local Area Snow Depth

Montana Current Weather

Montana MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  59840 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

HAMILTON, MT 59840
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Slight chance of showers and thunderstorms early in the evening, then slight chance of rain in the late evening and overnight. Smoke through the night. Chance of precipitation 20 percent. Lows in the mid to upper 50s.
SUNDAY
Mostly cloudy. Slight chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Patchy smoke through the day. Chance of precipitation 30 percent. Highs in the lower to mid 80s.
SUNDAY NIGHT
Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of rain after midnight. Patchy smoke through the night. Chance of precipitation 40 percent. Lows near 50.
MONDAY
Partly cloudy. Highs in the lower 80s.
MONDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a 20 percent chance of rain after midnight. Lows near 50.
TUESDAY
Mostly cloudy. A chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 50 percent. Highs in the mid to upper 70s.
TUESDAY NIGHT
Rain likely in the evening, then a chance of rain after midnight. Chance of rain 60 percent. Lows in the mid 40s to lower 50s.
WEDNESDAY
Mostly cloudy. A chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Patchy fog in the morning. Chance of precipitation 50 percent. Highs in the lower to mid 70s.
WEDNESDAY NIGHT
Rain likely in the evening, then a chance of rain after midnight. Chance of rain 60 percent. Lows in the mid 40s to lower 50s.
THURSDAY
Mostly cloudy. A chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Patchy fog in the morning. Chance of precipitation 50 percent. Highs in the lower 70s.
THURSDAY NIGHT
Rain likely in the evening, then a chance of rain after midnight. Chance of rain 60 percent. Lows in the mid to upper 40s.
FRIDAY
Mostly cloudy with a 50 percent chance of rain. Patchy fog in the morning. Highs near 70.
FRIDAY NIGHT
Mostly cloudy with a 40 percent chance of rain. Lows in the mid to upper 40s.

  59840 WEATHER SATELLITE LOOPS
Visible Weather Satellite
HAMILTON, MT 59840
Infrared Weather Satellite
HAMILTON, MT 59840
  59840 WEATHER RADAR LOOP
NEXRAD Weather Radar
HAMILTON, MT 59840
 MOS COMPUTER WEATHER FORECAST

MISSOULA, MT 3 hourly weather forecast
weather forecast created  7:00 AM CDT  9/ 6/2025
Saturday
6 SEP 2025		 HAMILTON, MT 59840 weather forecast Day 1, 12 hours 12 PM 72° 72° Clear 0%

 0% Thunder
( 2% severe)		 S   1 38% 45°
High 88° HAMILTON, MT 59840 weather forecast Day 1, 15 hours 3 PM 85° 82° Partly Cloudy WNW   2 24% 44°
Increasing Clouds



 HAMILTON, MT 59840 weather forecast Day 1, 18 hours 6 PM 87° 84° Partly Cloudy 3%

 0% Thunder
( 4% severe)		 NNW   6 20% 41°
HAMILTON, MT 59840 weather forecast Day 1, 21 hours 9 PM 76° 77° Mostly Cloudy NW   3 32% 44°
Sunday
7 SEP 2025		 HAMILTON, MT 59840 weather forecast Day 2, 0 hours 12 AM 68° 68° Mostly Cloudy 10%
RAIN
<.01 in		 0% Thunder
( 7% severe)		 SE   5 45% 46°
Low 56° HAMILTON, MT 59840 weather forecast Day 2, 3 hours 3 AM 64° 65° Mostly Cloudy WSW   3 56% 48°
High 84° HAMILTON, MT 59840 weather forecast Day 2, 6 hours 6 AM 59° 60° Mostly Cloudy 9%

 0% Thunder
( 5% severe)		 N   2 69% 49°

Mostly Cloudy



 HAMILTON, MT 59840 weather forecast Day 2, 9 hours 9 AM 61° 62° Mostly Cloudy S   1 70% 51°
HAMILTON, MT 59840 weather forecast Day 2, 12 hours 12 PM 72° 72° Partly Cloudy 19%
RAIN
<.01 in		 0% Thunder
( 19% severe)		 W   1 48% 51°
HAMILTON, MT 59840 weather forecast Day 2, 15 hours 3 PM 81° 80° Partly Cloudy NNW   6 34% 50°
HAMILTON, MT 59840 weather forecast Day 2, 18 hours 6 PM 79° 79° Mostly Cloudy 18%
RAIN
.01–.1 in		 0% Thunder
( 18% severe)		 WSW   8 34% 48°
HAMILTON, MT 59840 weather forecast Day 2, 21 hours 9 PM 70° 70° Mostly Cloudy S   6 49% 50°
Monday
8 SEP 2025		 HAMILTON, MT 59840 weather forecast Day 3, 0 hours 12 AM 63° 64° Partly Cloudy 11%
RAIN
<.01 in		 0% Thunder
( 7% severe)		 S   3 65% 51°
Low 52° HAMILTON, MT 59840 weather forecast Day 3, 3 hours 3 AM 59° 60° Partly Cloudy SW   2 78% 52°
High 82° HAMILTON, MT 59840 weather forecast Day 3, 6 hours 6 AM 55° 55° Partly Cloudy 5%

 0% Thunder
( 5% severe)		 SE   1 86% 51°

Partly Cloudy



 HAMILTON, MT 59840 weather forecast Day 3, 9 hours 9 AM 58° 59° Partly Cloudy S   1 80% 52°
HAMILTON, MT 59840 weather forecast Day 3, 15 hours 12 PM 70° 70° Partly Cloudy 7%

 0% Thunder
( 16% severe)		 WSW   1 53% 52°
HAMILTON, MT 59840 weather forecast Day 3, 18 hours 3 PM 79° 79° Partly Cloudy WNW   3 35% 49°
HAMILTON, MT 59840 weather forecast Day 3, 21 hours 6 PM 80° 79° Partly Cloudy     NW   5 30% 46°

MISSOULA, MT extended weather forecast
Tuesday
9 SEP 2025		 Wednesday
10 SEP 2025		 Thursday
11 SEP 2025		 Friday
12 SEP 2025		 Saturday
13 SEP 2025
Low 52° Low 49° Low 49° Low 48° Low 47°
High 73° High 74° High 74° High 77° High 78°
HAMILTON, MT 59840 weather forecast Day 4 HAMILTON, MT 59840 weather forecast Day 5 HAMILTON, MT 59840 weather forecast Day 6 HAMILTON, MT 59840 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
46% Rain		 Overcast
66% Rain		 Overcast
46% Rain		 Overcast
36% Rain		 Mostly Cloudy
33% Rain
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