Arrow Lake, MT Hourly Weather Updates

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Arrow Lake, MT Weather Maps

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Arrow Lake Weather Map
UTC Time: 9/13/2026, 03:40
Your Time:

Arrow Lake, MI

Tonight
Mostly Cloudy
39°
0%
Sunday
Sunny
59°/ 31° 15°/ -1°
0%
Monday
Sunny
49°/ 31° / -1°
0%
Tuesday
Sunny
54°/ 33° 12°/
0%
Wed Night-Thu
Clear
34°
0%
Thu Night
Rain Showers
37°
20%
Friday
Thunderstorms
59°15°
20%

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows 39 to 45. Southeast winds up to 10 mph with gusts to around 25 mph.

Bozeman, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
78°/ 40° 26°/
50%
Monday
Sunny
62°/ 38° 17°/
0%
Tuesday
Sunny
68°/ 40° 20°/
0%
Wed Night-Thu
Clear
40°
0%
Thu Night
Rain Showers
45°
20%
Friday
Thunderstorms
75°24°
20%

Night: Mostly cloudy until early morning then becoming partly cloudy. Lows in the lower 40s. Northeast winds 5 to 10 mph with gusts to around 30 mph.

Cameron, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
75°/ 35° 24°/
20%
Monday
Sunny
65°/ 38° 18°/
0%
Tuesday
Sunny
68°/ 37° 20°/
0%
Wed Night-Thu
Clear
40°
0%
Thu Night
Rain Showers
45°
20%
Friday
Thunderstorms
75°/ 45° 24°/
20%

Night: Mostly cloudy until early morning then becoming partly cloudy. Patchy fog late in the night. Lows in the lower 40s. North winds up to 10 mph with gusts to around 25 mph.

Cooke City, MT

Tonight
Mostly Cloudy
38°
0%
Sunday
Sunny
72°/ 28° 22°/ -2°
10%
Monday
Sunny
58°/ 28° 14°/ -2°
0%
Tuesday
Sunny
65°/ 28° 18°/ -2°
0%
Wednesday
Rain Showers
65°/ 30° 18°/ -1°
20%
Thursday
Rain Showers
68°/ 32° 20°/
30%
Friday
Thunderstorms
68°/ 32° 20°/
30%

Night: Mostly cloudy. Lows in the upper 30s. Southwest winds 5 to 15 mph in the evening shifting to the east 5 to 10 mph overnight.

Emigrant, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Partly Cloudy
78°/ 42° 26°/
20%
Monday
Sunny
65°/ 40° 18°/
0%
Tuesday
Sunny
70°/ 42° 21°/
0%
Wednesday
Sunny
68°/ 42° 20°/
0%
Thursday
Sunny
75°/ 48° 24°/
30%
Friday
Thunderstorms
75°/ 48° 24°/
20%

Night: Mostly cloudy. Patchy fog after 3 am. Lows in the lower 40s. East winds 5 to 10 mph.

Harrison, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
75°/ 42° 24°/
50%
Monday
Sunny
65°/ 38° 18°/
0%
Tuesday
Sunny
68°/ 42° 20°/
0%
Wed Night-Thu
Clear
42°
0%
Thu Night-Fri
Rain Showers
45°
20%

Night: Mostly cloudy until early morning then becoming partly cloudy. Patchy fog late in the night. Lows in the lower 40s. Northeast winds up to 10 mph with gusts to around 30 mph.

Bannack, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
70°/ 38° 21°/
0%
Monday
Sunny
60°/ 35° 16°/
0%
Tuesday
Sunny
65°/ 38° 18°/
0%
Wed Night-Thu
Clear
38°
0%
Thu Night
Rain Showers
42°
20%

Night: Mostly cloudy until early morning then becoming partly cloudy. Lows in the lower 40s. Northeast winds 5 to 10 mph with gusts to around 35 mph.

Trident, MT

Tonight
Mostly Cloudy
40°
0%
Sunday
Partly Cloudy
61°/ 36° 16°/
50%
Monday
Snow Showers
48°/ 38° /
40%
Tuesday
Sunny
55°/ 40° 13°/
20%
Wednesday
Sunny
53°/ 40° 12°/
0%
Thu Night
Rain Showers
45°
20%
Friday
Rain Showers
61°16°
20%

Night: Mostly cloudy. Lows around 40. East winds 5 to 15 mph. Gusts up to 30 mph increasing to 40 mph after midnight.

Lake, WY

Tonight
Cloudy
40°
0%
Sunday
Sunny
65°/ 32° 18°/
0%
Monday
Sunny
52°/ 30° 11°/ -1°
0%
Tuesday
Sunny
58°/ 32° 14°/
0%
Wednesday
Sunny
60°/ 35° 16°/
0%
Thursday
Thunderstorms
62°/ 35° 17°/
30%
Friday
Thunderstorms
62°/ 35° 17°/
30%

Night: Partly cloudy. Lows around 40. Southwest winds around 10 mph with gusts up to 20 mph, becoming southeast after midnight.

Livingston, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
75°/ 42° 24°/
20%
Monday
Partly Cloudy
65°/ 35° 18°/
0%
Tuesday
Sunny
68°/ 42° 20°/
0%
Wednesday
Sunny
68°/ 40° 20°/
0%
Thursday
Sunny
75°/ 45° 24°/
20%
Friday
Thunderstorms
75°/ 45° 24°/
20%

Night: Mostly cloudy. Patchy fog after 3 am. Lows in the lower 40s. East winds 15 to 25 mph.

Clyde Park, MT

Tonight
Mostly Cloudy
40°
0%
Sunday
Sunny
72°/ 38° 22°/
30%
Monday
Sunny
62°/ 32° 17°/
0%
Tuesday
Sunny
68°/ 38° 20°/
0%
Wednesday
Sunny
65°/ 38° 18°/
0%
Thursday
Sunny
72°/ 42° 22°/
20%
Friday
Rain Showers
72°/ 42° 22°/
20%

Night: Mostly cloudy. Patchy fog after 3 am. Lows around 40. Southeast winds 10 to 20 mph.

Toston, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Partly Cloudy
72°/ 45° 22°/
50%
Monday
Rain Showers
62°/ 37° 17°/
20%
Tuesday
Cloudy
68°20°
0%
Wednesday
Cloudy
68°/ 39° 20°/
0%
Thu Night-Fri
Rain Showers
42°
20%

Night: Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Lows in the mid 40s. North winds 5 to 15 mph with gusts to around 30 mph.

Fishtail, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
72°/ 48° 22°/
20%
Monday
Sunny
65°/ 42° 18°/
0%
Tuesday
Sunny
68°/ 45° 20°/
0%
Wednesday
Sunny
65°/ 45° 18°/
0%
Thursday
Sunny
72°/ 50° 22°/ 10°
30%
Friday
Rain Showers
75°/ 50° 24°/ 10°
20%

Night: Mostly cloudy. Patchy fog after 3 am. Lows in the mid 40s. Northeast winds 5 to 10 mph.

Montana City, MT

Tonight
Mostly Cloudy
35°
0%
Sunday
Rain Showers
60°/ 33° 16°/
50%
Monday
Sunny
48°/ 31° / -1°
0%
Tuesday
Sunny
54°/ 35° 12°/
20%
Wednesday
Sunny
53°/ 35° 12°/
0%
Thu Night
Clear
35°
0%
Friday
Rain Showers
63°17°
20%

Night: Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Lows 35 to 43. Northeast winds up to 10 mph with gusts to around 30 mph.

Martinsdale, MT

Tonight
Mostly Cloudy
38°
0%
Sunday
Partly Cloudy
68°/ 38° 20°/
50%
Monday
Rain Showers
55°/ 35° 13°/
50%
Tuesday
Cloudy
62°17°
0%
Wednesday
Cloudy
62°/ 40° 17°/
0%
Thu Night
Clear
40°
0%
Friday
Rain Showers
72°22°
20%

Night: Mostly cloudy then becoming partly cloudy after midnight then becoming mostly cloudy. Lows in the upper 30s. Northeast winds 5 to 15 mph with gusts to around 35 mph.

Anaconda, MT

Tonight
Mostly Cloudy
35°
0%
Sunday
Thunderstorms
60°/ 30° 16°/ -1°
50%
Monday
Rain
50°/ 30° 10°/ -1°
20%
Tuesday
Cloudy
58°/ 42° 14°/
20%
Wednesday
Mostly Cloudy
58°/ 35° 14°/
0%
Thursday
Sunny
65°/ 38° 18°/
0%
Friday
Sunny
68°/ 38° 20°/
0%

Night: Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Lows in the mid 30s to lower 40s.

Big Timber, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
72°/ 48° 22°/
10%
Monday
Sunny
65°/ 40° 18°/
0%
Tuesday
Sunny
68°/ 45° 20°/
0%
Wednesday
Sunny
68°/ 42° 20°/
0%
Thursday
Sunny
75°/ 48° 24°/
20%
Friday
Rain Showers
75°/ 48° 24°/
20%

Night: Mostly cloudy. Patchy fog after 3 am. Lows in the lower 40s. Northeast winds 5 to 15 mph.

Monida Pass, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
62°/ 35° 17°/
0%
Monday
Sunny
53°/ 35° 12°/
0%
Tuesday
Sunny
58°/ 38° 14°/
0%
Wed Night-Thu
Clear
38°
0%
Thu Night
Rain Showers
42°
20%

Night: Mostly cloudy until early morning then becoming partly cloudy. Lows in the mid 40s. South winds 5 to 10 mph shifting to the southeast after midnight. Gusts up to 25 mph.

Melville, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
68°/ 45° 20°/
10%
Monday
Sunny
58°/ 38° 14°/
0%
Tuesday
Sunny
62°/ 45° 17°/
0%
Wednesday
Rain Showers
62°/ 42° 17°/
20%
Thursday
Sunny
72°/ 48° 22°/
0%
Friday
Rain Showers
70°/ 48° 21°/
20%

Night: Mostly cloudy. Patchy fog after 3 am. Lows in the lower 40s. East winds 5 to 15 mph.

Dewey, MT

Tonight
Mostly Cloudy
37°
0%
Sunday
Sunny
56°/ 28° 13°/ -2°
0%
Monday
Sunny
47°/ 27° / -3°
0%
Tuesday
Sunny
54°/ 31° 12°/ -1°
0%
Wednesday
Sunny
54°/ 31° 12°/ -1°
0%
Thu Night
Rain Showers
34°
20%

Night: Mostly cloudy until early morning then becoming partly cloudy. Lows 37 to 43. Southwest winds up to 10 mph shifting to the southeast after midnight. Gusts up to 35 mph.

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