LEWISTOWN, MT 59457 Weather Forecast & Current Conditions

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LEWISTOWN, MT
Current Weather

9:54 AM MDT MAY 1, 2025
Overcast
52°F
Feels Like: 48°F
Dewpoint: 32°F
Rel. Hum.: 46%
Visibility: 10 miles
Wind: NW at 10 mph, gusts to 20
Pressure: 30.14 inches
Last 72 hours

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LEWISTOWN, MT 59457
Weather Forecast

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REST OF TODAY
Partly cloudy. Haze. Highs 75 to 85. Southeast winds 5 to 15 mph.
TONIGHT
Cloudy with a 20 percent chance of rain showers. Haze through the night. Lows 50 to 60. North winds 5 to 15 mph.
WEDNESDAY
Mostly cloudy with a 20 percent chance of rain showers. Haze. Highs 65 to 75. Northwest winds 5 to 15 mph.
WEDNESDAY NIGHT
Cooler. Partly cloudy. Lows 45 to 50. North winds 5 to 10 mph shifting to the south after midnight.
THURSDAY
Partly cloudy. A 20 percent chance of thunderstorms in the afternoon. Highs 70 to 80. Southeast winds up to 10 mph.
THURSDAY NIGHT AND FRIDAY
Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 65 to 75. Chance of precipitation 50 percent.
FRIDAY NIGHT
Partly cloudy. Lows 45 to 50.
SATURDAY
Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 75.
SATURDAY NIGHT
Mostly cloudy with a 40 percent chance of rain showers. Lows 45 to 50.
SUNDAY
Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 75.
SUNDAY NIGHT
Mostly cloudy with a 20 percent chance of rain showers. Lows 45 to 50.
MONDAY
Mostly cloudy with a 40 percent chance of rain showers. Highs 65 to 75.

Visible Weather Satellite
LEWISTOWN, MT 59457
Infrared Weather Satellite
LEWISTOWN, MT 59457
NEXRAD Weather Radar
LEWISTOWN, MT 59457

LEWISTOWN, MT 3 hourly weather forecast

weather forecast created  5:00 PM PDT  4/30/2025
Thursday
1 MAY 2025
LEWISTOWN, MT 59457 weather forecast Day 1, 0 hours 12 AM 40° 36° Mostly Cloudy 25%
RAIN
<.01 in
0% Thunder
( 4% severe)
SSW   6 79% 34°
Low 36° LEWISTOWN, MT 59457 weather forecast Day 1, 3 hours 3 AM 38° 34° Mostly Cloudy SW   6 82% 33°
High 60° LEWISTOWN, MT 59457 weather forecast Day 1, 6 hours 6 AM 37° 32° Partly Cloudy 9%

0% Thunder
( 4% severe)
WSW   6 82% 32°

Partly Cloudy



LEWISTOWN, MT 59457 weather forecast Day 1, 9 hours 9 AM 46° 41° Partly Cloudy WNW   9 65% 35°
LEWISTOWN, MT 59457 weather forecast Day 1, 12 hours 12 PM 54° 50° Partly Cloudy 1%

0% Thunder
( 4% severe)
NNW   14 38% 29°
LEWISTOWN, MT 59457 weather forecast Day 1, 15 hours 3 PM 57° 54° Partly Cloudy NNW   13 31% 27°
LEWISTOWN, MT 59457 weather forecast Day 1, 18 hours 6 PM 57° 55° Clear 0%

0% Thunder
( 1% severe)
NNW   10 30% 26°
LEWISTOWN, MT 59457 weather forecast Day 1, 21 hours 9 PM 47° 45° Clear E   5 47% 28°
Friday
2 MAY 2025
LEWISTOWN, MT 59457 weather forecast Day 2, 0 hours 12 AM 40° 35° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   7 56% 26°
Low 34° LEWISTOWN, MT 59457 weather forecast Day 2, 3 hours 3 AM 37° 30° Partly Cloudy SE   9 64% 26°
High 72° LEWISTOWN, MT 59457 weather forecast Day 2, 6 hours 6 AM 37° 30° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSE   10 61% 25°

Partly Cloudy



LEWISTOWN, MT 59457 weather forecast Day 2, 9 hours 9 AM 53° 50° Partly Cloudy S   9 45% 32°
LEWISTOWN, MT 59457 weather forecast Day 2, 12 hours 12 PM 64° 64° Partly Cloudy 1%

0% Thunder
( 1% severe)
SW   6 27% 29°
LEWISTOWN, MT 59457 weather forecast Day 2, 15 hours 3 PM 69° 69° Clear W   5 23% 30°
LEWISTOWN, MT 59457 weather forecast Day 2, 18 hours 6 PM 69° 69° Clear 0%

0% Thunder
( 1% severe)
W   5 24% 31°
LEWISTOWN, MT 59457 weather forecast Day 2, 21 hours 9 PM 57° 56° Clear SSE   6 43% 35°

LEWISTOWN, MT extended weather forecast

Saturday
3 MAY 2025
Sunday
4 MAY 2025
Monday
5 MAY 2025
Tuesday
6 MAY 2025
Wednesday
7 MAY 2025
Low 40° Low 44° Low 41° Low 33° Low 39°
High 79° High 77° High 53° High 67° High 73°
LEWISTOWN, MT 59457 weather forecast Day 3 LEWISTOWN, MT 59457 weather forecast Day 4 LEWISTOWN, MT 59457 weather forecast Day 5 LEWISTOWN, MT 59457 weather forecast Day 6 LEWISTOWN, MT 59457 weather forecast Day 7
Clear
1% Rain
Clear
12% Rain
Overcast
48% Rain
Clear
8% Rain
Partly Cloudy
11% Rain
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