LEWISTOWN, MT 59457 Weather Forecast & Current Conditions

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59457 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
LEWISTOWN, MT Current Weather
6:54 PM MDT AUG 2, 2025
Broken Clouds 70°F
Feels Like:	70°F
Dewpoint:	57°F
Rel. Hum.:	63%
Visibility:	10 miles
Wind:	Variable at 5 mph
Pressure:	30.15 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 5:00 AM PDT 8/ 2/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
2 AUG 2025

12 PM

74°

74°

Clear

33%
RAIN
<.01 in

0% Thunder
( 33% severe)

WNW 7

50%

54°

High 77°

3 PM

76°

78°

Partly Cloudy

WNW 9

45%

53°

Partly Cloudy

Chance of Rain

6 PM

74°

74°

Partly Cloudy

20%
RAIN
.01–.1 in

0% Thunder
( 26% severe)

NW 9

48%

53°

9 PM

65°

65°

Partly Cloudy

W 6

73%

56°

Sunday
3 AUG 2025

12 AM

59°

58°

Partly Cloudy

2%

0% Thunder
( 6% severe)

SW 6

87%

55°

Low 54°

3 AM

56°

55°

Partly Cloudy

SSW 6

86%

52°

High 80°

6 AM

54°

53°

Clear

1%

0% Thunder
( 5% severe)

SSW 6

86%

50°

Clear

9 AM

66°

66°

Clear

W 7

61%

52°

12 PM

74°

74°

Clear

9%

0% Thunder
( 17% severe)

WNW 10

40%

48°

3 PM

78°

78°

Clear

WNW 10

32%

46°

6 PM

78°

78°

Clear

3%

0% Thunder
( 15% severe)

NW 7

31%

45°

9 PM

68°

68°

Partly Cloudy

ESE 6

51%

49°

Monday
4 AUG 2025

12 AM

60°

60°

Partly Cloudy

0%

0% Thunder
( 4% severe)

SSE 6

64%

48°

Low 54°

3 AM

56°

55°

Partly Cloudy

SSE 5

72%

47°

High 83°

6 AM

54°

53°

Partly Cloudy

1%

0% Thunder
( 8% severe)

SE 5

74%

46°

Partly Cloudy

Chance of Rain

9 AM

68°

68°

Partly Cloudy

SE 3

54%

51°

12 PM

77°

78°

Partly Cloudy

28%
RAIN
<.01 in

0% Thunder
( 31% severe)

ESE 6

39%

50°

3 PM

81°

80°

Partly Cloudy

SE 8

34%

50°

6 PM

77°

78°

Mostly Cloudy

SSE 9

40%

51°


LEWISTOWN, MT extended weather forecast
Tuesday 5 AUG 2025	Wednesday 6 AUG 2025	Thursday 7 AUG 2025	Friday 8 AUG 2025	Saturday 9 AUG 2025
Low 53°	Low 49°	Low 53°	Low 51°	Low 49°
High 78°	High 82°	High 80°	High 77°	High 77°

Mostly Cloudy 48% Rain	Partly Cloudy 11% Rain	Partly Cloudy 34% Rain	Mostly Cloudy 23% Rain	Partly Cloudy 35% Rain

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