HEATH, MT 59457 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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HEATH, 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
HEATH, MT 59457
Infrared Weather Satellite
HEATH, MT 59457
NEXRAD Weather Radar
HEATH, MT 59457

LEWISTOWN, MT 3 hourly weather forecast

weather forecast created  5:00 PM PDT  6/ 8/2026
Tuesday
9 JUN 2026
HEATH, MT 59457 weather forecast Day 1, 0 hours 12 AM 55° 51° Mostly Cloudy 3%

0% Thunder
( 0% severe)
SE   15 47% 35°
Low 50° HEATH, MT 59457 weather forecast Day 1, 3 hours 3 AM 51° 48° Mostly Cloudy SE   7 59% 37°
High 68° HEATH, MT 59457 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

HEATH, MT 59457 weather forecast Day 1, 9 hours 9 AM 59° 57° Mostly Cloudy W   12 53% 42°
HEATH, MT 59457 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°
HEATH, MT 59457 weather forecast Day 1, 15 hours 3 PM 63° 62° Mostly Cloudy W   13 50% 44°
HEATH, MT 59457 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°
HEATH, MT 59457 weather forecast Day 1, 21 hours 9 PM 54° 50° Mostly Cloudy W   13 64% 42°
Wednesday
10 JUN 2026
HEATH, MT 59457 weather forecast Day 2, 0 hours 12 AM 48° 42° Partly Cloudy 2%

0% Thunder
( 1% severe)
WSW   14 65% 37°
Low 40° HEATH, MT 59457 weather forecast Day 2, 3 hours 3 AM 45° 38° Partly Cloudy WSW   15 65% 34°
High 57° HEATH, MT 59457 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
HEATH, MT 59457 weather forecast Day 2, 9 hours 9 AM 50° 42° Partly Cloudy W   28 52% 33°
HEATH, MT 59457 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°
HEATH, MT 59457 weather forecast Day 2, 15 hours 3 PM 53° 47° Mostly Cloudy WNW   25 50% 35°
HEATH, MT 59457 weather forecast Day 2, 18 hours 6 PM 50° 43° Mostly Cloudy 74%
RAIN
***
0% Thunder
( 12% severe)
WNW   24 58% 36°
HEATH, MT 59457 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°
HEATH, MT 59457 weather forecast Day 3 HEATH, MT 59457 weather forecast Day 4 HEATH, MT 59457 weather forecast Day 5 HEATH, MT 59457 weather forecast Day 6 HEATH, MT 59457 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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