WINDHAM, MT 59479 Weather Forecast & Current Conditions

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LEWISTOWN, MT
Current Weather

7:54 PM MDT JUN 8, 2026
Clear
64°F
Feels Like: 64°F
Dewpoint: 36°F
Rel. Hum.: 35%
Visibility: 10 miles
Wind: ESE at 7 mph
Pressure: 29.79 inches
Last 72 hours

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WINDHAM, MT 59479
Weather Forecast

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REST OF TODAY
Mostly cloudy. Haze through the day. A 20 percent chance of rain showers in the afternoon. Highs 75 to 80. Southwest winds 5 to 10 mph shifting to the north 5 to 15 mph in the afternoon.
TONIGHT
Cloudy with a 50 percent chance of rain showers. Haze and areas of smoke. Lows 50 to 55. Northwest winds 5 to 15 mph.
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 65 to 75. Northwest winds 5 to 15 mph. Chance of precipitation 50 percent.
WEDNESDAY NIGHT
Partly cloudy. Haze in the evening. Lows 45 to 50. Northeast winds 5 to 10 mph shifting to the south after midnight.
THURSDAY
Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 65 to 75. Southwest winds up to 10 mph shifting to the east in the afternoon. Chance of precipitation 50 percent.
THURSDAY NIGHT AND FRIDAY
Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Highs 60 to 70. Chance of precipitation 50 percent.
FRIDAY NIGHT
Partly cloudy with a 20 percent chance of rain showers. Lows around 45.
SATURDAY
Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. Chance of precipitation 50 percent.
SATURDAY NIGHT AND SUNDAY
Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. Highs 60 to 70.
SUNDAY NIGHT
Mostly cloudy with a 30 percent chance of rain showers. Lows 40 to 45.
MONDAY
Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 70.

Visible Weather Satellite
WINDHAM, MT 59479
Infrared Weather Satellite
WINDHAM, MT 59479
NEXRAD Weather Radar
WINDHAM, MT 59479

LEWISTOWN, MT 3 hourly weather forecast

weather forecast created  5:00 PM PDT  6/ 8/2026
Tuesday
9 JUN 2026
WINDHAM, MT 59479 weather forecast Day 1, 0 hours 12 AM 55° 51° Mostly Cloudy 3%

0% Thunder
( 0% severe)
SE   15 47% 35°
Low 50° WINDHAM, MT 59479 weather forecast Day 1, 3 hours 3 AM 51° 48° Mostly Cloudy SE   7 59% 37°
High 68° WINDHAM, MT 59479 weather forecast Day 1, 6 hours 6 AM 51° 49° Mostly Cloudy 6%

0% Thunder
( 2% severe)
SSW   6 63% 39°

Mostly Cloudy

Rain Likely

WINDHAM, MT 59479 weather forecast Day 1, 9 hours 9 AM 59° 57° Mostly Cloudy W   12 53% 42°
WINDHAM, MT 59479 weather forecast Day 1, 12 hours 12 PM 65° 65° Mostly Cloudy 71%
RAIN
.1–.25 in
0% Thunder
( 30% severe)
W   14 41% 41°
WINDHAM, MT 59479 weather forecast Day 1, 15 hours 3 PM 63° 62° Mostly Cloudy W   13 50% 44°
WINDHAM, MT 59479 weather forecast Day 1, 18 hours 6 PM 59° 57° Mostly Cloudy 17%
RAIN
.01–.1 in
0% Thunder
( 19% severe)
WNW   12 55% 43°
WINDHAM, MT 59479 weather forecast Day 1, 21 hours 9 PM 54° 50° Mostly Cloudy W   13 64% 42°
Wednesday
10 JUN 2026
WINDHAM, MT 59479 weather forecast Day 2, 0 hours 12 AM 48° 42° Partly Cloudy 2%

0% Thunder
( 1% severe)
WSW   14 65% 37°
Low 40° WINDHAM, MT 59479 weather forecast Day 2, 3 hours 3 AM 45° 38° Partly Cloudy WSW   15 65% 34°
High 57° WINDHAM, MT 59479 weather forecast Day 2, 6 hours 6 AM 43° 35° Partly Cloudy 1%

0% Thunder
( 1% severe)
WSW   17 68% 33°

Mostly Cloudy

Chance of Rain


Windy
WINDHAM, MT 59479 weather forecast Day 2, 9 hours 9 AM 50° 42° Partly Cloudy W   28 52% 33°
WINDHAM, MT 59479 weather forecast Day 2, 12 hours 12 PM 54° 48° Mostly Cloudy 40%
RAIN
.5–1 in
0% Thunder
( 13% severe)
W   25 45% 33°
WINDHAM, MT 59479 weather forecast Day 2, 15 hours 3 PM 53° 47° Mostly Cloudy WNW   25 50% 35°
WINDHAM, MT 59479 weather forecast Day 2, 18 hours 6 PM 50° 43° Mostly Cloudy 74%
RAIN
***
0% Thunder
( 12% severe)
WNW   24 58% 36°
WINDHAM, MT 59479 weather forecast Day 2, 21 hours 9 PM 47° 39° Mostly Cloudy W   25 71% 38°

LEWISTOWN, MT extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 40° Low 40° Low 41° Low 38° Low 42°
High 63° High 67° High 55° High 61° High 67°
WINDHAM, MT 59479 weather forecast Day 3 WINDHAM, MT 59479 weather forecast Day 4 WINDHAM, MT 59479 weather forecast Day 5 WINDHAM, MT 59479 weather forecast Day 6 WINDHAM, MT 59479 weather forecast Day 7
Overcast
74% Rain
Partly Cloudy
9% Rain
Overcast
71% Rain
Partly Cloudy
44% Rain
Partly Cloudy
52% Rain
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