LEWISTOWN, MT 59457 Weather Forecast & Current Conditions

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59457 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
LEWISTOWN, MT Current Weather
9:54 AM MST NOV 17, 2025
Broken Clouds 52°F
Feels Like:	52°F
Dewpoint:	39°F
Rel. Hum.:	61%
Visibility:	10 miles
Wind:	Calm
Pressure:	29.67 inches
Last 72 hours
Local Area Snow Depth
Montana Current Weather
Montana MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

59457 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	LEWISTOWN, MT 59457 Weather Forecast	Snowfall Forecast pages Snow Depth pages

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.

59457 WEATHER SATELLITE LOOPS

Visible Weather Satellite
LEWISTOWN, MT 59457

Infrared Weather Satellite
LEWISTOWN, MT 59457

59457 WEATHER RADAR LOOP

NEXRAD Weather Radar
LEWISTOWN, MT 59457

MOS COMPUTER WEATHER FORECAST

LEWISTOWN, MT 3 hourly weather forecast

weather forecast created 4:00 AM PST 11/17/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
17 NOV 2025

11 AM

53°

53°

Partly Cloudy

2%

0% Thunder
( 0% severe)

W 1

57%

38°

High 57°

2 PM

56°

56°

Partly Cloudy

NW 3

51%

38°

Mostly Cloudy

5 PM

50°

50°

Mostly Cloudy

5%

0% Thunder
( 0% severe)

WNW 1

63%

38°

8 PM

45°

44°

Mostly Cloudy

SW 3

79%

39°

Tuesday
18 NOV 2025

11 PM

43°

40°

Mostly Cloudy

4%

0% Thunder
( 0% severe)

SW 5

82%

38°

Low 35°

2 AM

40°

37°

Mostly Cloudy

WSW 5

85%

36°

High 55°

5 AM

38°

36°

Mostly Cloudy

4%

0% Thunder
( 0% severe)

SW 3

89%

35°

Mostly Cloudy

8 AM

38°

36°

Mostly Cloudy

SSW 3

89%

35°

11 AM

50°

50°

Partly Cloudy

3%

0% Thunder
( 0% severe)

W 2

58%

36°

2 PM

54°

54°

Partly Cloudy

WNW 3

48%

35°

5 PM

48°

47°

Partly Cloudy

6%

0% Thunder
( 0% severe)

E 3

60%

35°

8 PM

41°

37°

Mostly Cloudy

S 6

79%

35°

Wednesday
19 NOV 2025

11 PM

39°

36°

Partly Cloudy

5%

0% Thunder
( 0% severe)

WSW 5

79%

33°

Low 29°

2 AM

37°

33°

Mostly Cloudy

W 5

82%

32°

High 43°

5 AM

34°

30°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 0% severe)

W 5

89%

31°

Mostly Cloudy

8 AM

33°

29°

Mostly Cloudy

W 5

85%

29°

11 AM

40°

35°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 0% severe)

WNW 7

59%

27°

2 PM

42°

37°

Partly Cloudy

NW 8

52%

26°

5 PM

37°

34°

Partly Cloudy

NW 3

64%

26°


LEWISTOWN, MT extended weather forecast
Thursday 20 NOV 2025	Friday 21 NOV 2025	Saturday 22 NOV 2025	Sunday 23 NOV 2025	Monday 24 NOV 2025
Low 27°	Low 30°	Low 33°	Low 31°	Low 33°
High 54°	High 57°	High 51°	High 51°	High 47°

Mostly Cloudy 6% Rain/Snow	Partly Cloudy 5% Rain/Snow	Overcast 15% Rain/Snow	Overcast 18% Snow	Overcast 28% Snow

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