James Lake, MT Weather Forecast & Current Conditions

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James Lake Weather Map
UTC Time: 9/20/2026, 07:50
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

James Lake, MT Regional Weather

Expires:202609200800;;752654
ASUS45 KTFX 200710
RWRMT 
Montana Regional Weather Roundup
National Weather Service Great Falls MT
100 AM MDT SUN SEP 20 2026

NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no
significant weather and/or obstructions to visibility.


MTZ001>007-043-200800-
West of the divide
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

James Lake, MT

Tonight
Mostly Cloudy
35°
0%
Sunday
Sunny
65°/ 38° 18°/
0%
Monday
Sunny
68°/ 40° 20°/
0%
Tuesday
Sunny
68°/ 40° 20°/
0%
Wednesday
Sunny
68°/ 40° 20°/
0%
Thursday
Sunny
70°/ 40° 21°/
0%
Friday
Cloudy
68°/ 38° 20°/
20%
Saturday
Rain
60°16°
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog after midnight. Areas of fog late in the night. Lows in the mid 30s to lower 40s.

East Missoula, MT

Tonight
Mostly Cloudy
38°
0%
Sunday
Sunny
68°/ 40° 20°/
0%
Monday
Sunny
70°/ 52° 21°/ 11°
0%
Tuesday
Sunny
70°/ 45° 21°/
0%
Wednesday
Cloudy
68°/ 40° 20°/
0%
Thursday
Sunny
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
65°/ 40° 18°/
20%
Saturday
Rain
58°14°
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog late in the night. Lows in the upper 30s to mid 40s.

Marysville, MT

Tonight
Mostly Cloudy
42°
0%
Sunday
Sunny
61°/ 45° 16°/
0%
Monday
Sunny
65°/ 45° 18°/
0%
Tuesday
Sunny
66°/ 44° 19°/
0%
Wed Night
Cloudy
44°
0%
Thursday
Sunny
66°/ 45° 19°/
0%
Fri Night-Sat
Rain
41°
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Northeast winds up to 5 mph shifting to the west after midnight.

Hamilton, MT

Tonight
Cloudy
40°
0%
Sunday
Sunny
70°/ 48° 21°/
0%
Monday
Sunny
80°/ 48° 27°/
0%
Tuesday
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Sunny
78°/ 48° 26°/
0%
Thursday
Sunny
78°/ 48° 26°/
0%
Friday
Cloudy
75°/ 40° 24°/
0%
Saturday
Rain
68°20°
20%

Night: Partly cloudy. Lows in the 40s.

Noxon, MT

Tonight
Cloudy
52°11°
0%
Sunday
Sunny
75°/ 45° 24°/
0%
Monday
Sunny
75°/ 45° 24°/
0%
Tuesday
Sunny
75°/ 45° 24°/
0%
Wednesday
Cloudy
70°/ 52° 21°/ 11°
0%
Thursday
Cloudy
70°/ 45° 21°/
0%
Friday
Cloudy
68°/ 40° 20°/
20%
Saturday
Rain
60°16°
20%

Night: Partly cloudy. Areas of fog late in the night. Lows in the 40s to lower 50s.

Kalispell, MT

Tonight
Cloudy
45°
0%
Sunday
Sunny
70°/ 52° 21°/ 11°
0%
Monday
Sunny
82°/ 45° 28°/
0%
Tuesday
Sunny
82°/ 45° 28°/
0%
Wednesday
Cloudy
70°/ 45° 21°/
0%
Thursday
Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
65°/ 40° 18°/
20%
Saturday
Rain
58°14°
20%

Night: Partly cloudy. Lows in the mid 40s to lower 50s.

Bynum, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
72°/ 45° 22°/
0%
Monday
Sunny
78°/ 48° 26°/
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Cloudy
52°11°
0%
Thursday
Cloudy
52°/ 50° 11°/ 10°
20%
Friday
Sunny
72°/ 48° 22°/
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Lows in the mid 40s. South winds up to 5 mph shifting to the southwest after midnight.

Canyon Creek, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
67°/ 48° 19°/
0%
Monday
Sunny
71°/ 48° 22°/
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Fri Night-Sat
Rain
48°
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog early in the morning. Lows in the mid 40s. Southeast winds up to 5 mph shifting to the southwest after midnight.

Sula, MT

Tonight
Cloudy
38°
0%
Sunday
Sunny
60°/ 38° 16°/
0%
Monday
Sunny
68°/ 40° 20°/
0%
Tuesday
Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Sunny
68°/ 40° 20°/
0%
Thursday
Sunny
68°/ 40° 20°/
0%
Friday
Cloudy
68°/ 38° 20°/
20%
Saturday
Rain
58°14°
20%

Night: Partly cloudy. Patchy fog in the late evening and overnight. Lows in the upper 30s to mid 40s.

Helena, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
72°/ 45° 22°/
0%
Monday
Sunny
75°/ 48° 24°/
0%
Tuesday
Sunny
78°/ 48° 26°/
0%
Wed Night
Cloudy
48°
0%
Thursday
Sunny
78°/ 48° 26°/
0%
Fri Night
Cloudy
48°
0%
Saturday
Rain
68°20°
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog early in the morning. Lows in the mid 40s. South winds up to 5 mph early in the evening becoming light.

Swan Lake, MT

Tonight
Cloudy
52°11°
0%
Sunday
Sunny
65°/ 52° 18°/ 11°
0%
Monday
Sunny
65°/ 45° 18°/
0%
Tuesday
Sunny
65°/ 45° 18°/
0%
Wednesday
Cloudy
72°/ 45° 22°/
0%
Thursday
Cloudy
60°/ 45° 16°/
0%
Friday
Rain
60°/ 40° 16°/
20%
Saturday
Rain
62°17°
20%

Night: Partly cloudy. Lows in the 40s to lower 50s.

Great Falls, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
72°/ 48° 22°/
0%
Monday
Sunny
78°/ 50° 26°/ 10°
0%
Tuesday
Sunny
80°/ 52° 27°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Sunny
78°/ 52° 26°/ 11°
0%
Fri Night-Sat
Rain
48°
20%

Night: Mostly cloudy. Patchy fog early in the morning. Lows in the mid 40s. South winds up to 10 mph.

Brady, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
75°/ 45° 24°/
0%
Monday
Sunny
78°/ 48° 26°/
0%
Tuesday
Sunny
78°/ 50° 26°/ 10°
0%
Wednesday
Cloudy
50°10°
0%
Thursday
Cloudy
50°10°
0%
Friday
Cloudy
50°/ 45° 10°/
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog early in the morning. Lows in the mid 40s. South winds up to 5 mph.

Montana City, MT

Tonight
Mostly Cloudy
38°
0%
Sunday
Sunny
58°/ 39° 14°/
0%
Monday
Sunny
63°/ 42° 17°/
0%
Tuesday
Sunny
64°/ 44° 18°/
0%
Wed Night
Cloudy
44°
0%
Thursday
Sunny
66°/ 42° 19°/
0%
Fri Night
Cloudy
42°
0%
Saturday
Rain
57°14°
20%

Night: Mostly cloudy early in the evening then becoming partly cloudy. Patchy fog after midnight. Lows 38 to 44. North winds up to 5 mph shifting to the west after midnight.

Browning, MT

Tonight
Clear
45°
0%
Sunday
Sunny
72°/ 45° 22°/
0%
Monday
Sunny
75°/ 48° 24°/
0%
Tuesday
Sunny
72°/ 48° 22°/
0%
Wednesday
Cloudy
48°
0%
Thu Night
Cloudy
48°
0%
Fri-Fri Night
Rain
65°18°
20%
Saturday
Rain
55°13°
20%

Night: Mostly clear. Lows in the mid 40s. South winds up to 10 mph with gusts to around 25 mph.

Toston, MT

Tonight
Mostly Cloudy
45°
0%
Sunday
Sunny
68°/ 43° 20°/
0%
Monday
Sunny
72°/ 45° 22°/
0%
Tuesday
Sunny
75°/ 47° 24°/
0%
Wed Night
Cloudy
47°
0%
Thu-Thu Night
Clear
78°26°
0%
Fri-Fri Night
Cloudy
75°24°
0%
Saturday
Rain
68°20°
20%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. North winds up to 5 mph shifting to the south after midnight.

Dewey, MT

Tonight
Rain
33°
20%
Sunday
Sunny
55°/ 35° 13°/
0%
Monday
Sunny
60°/ 37° 16°/
0%
Tue-Tue Night
Cloudy
61°16°
0%
Wednesday
Sunny
60°/ 38° 16°/
0%
Thursday
Sunny
63°/ 39° 17°/
0%
Fri Night
Mostly Cloudy
36°
0%
Saturday
Rain
55°13°
20%

Night: Mostly cloudy with a 20 percent chance of rain early in the evening, then mostly cloudy in the late evening and overnight. Patchy fog after midnight. Lows 33 to 39. North winds up to 5 mph.

Libby, MT

Tonight
Clear
52°11°
0%
Sunday
Sunny
78°/ 52° 26°/ 11°
0%
Monday
Sunny
78°/ 45° 26°/
0%
Tuesday
Cloudy
75°/ 45° 24°/
0%
Wednesday
Cloudy
70°/ 40° 21°/
0%
Thursday
Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Rain
65°/ 40° 18°/
20%
Saturday
Rain
60°16°
20%

Night: Mostly clear. Lows in the 40s to lower 50s.

East Glacier Park, MT

Tonight
Cloudy
45°
0%
Sunday
Sunny
60°/ 45° 16°/
0%
Monday
Sunny
61°/ 48° 16°/
0%
Tuesday
Sunny
59°/ 48° 15°/
0%
Wednesday
Cloudy
48°
0%
Thursday
Cloudy
48°/ 45° /
20%
Friday
Rain
52°/ 42° 11°/
40%
Saturday
Rain
45°
20%

Night: Partly cloudy. Lows in the mid 40s. South winds up to 10 mph.

Cut Bank, MT

Tonight
Clear
45°
0%
Sunday
Sunny
72°/ 45° 22°/
0%
Monday
Sunny
78°/ 48° 26°/
0%
Tuesday
Sunny
75°/ 48° 24°/
0%
Wednesday
Cloudy
48°
0%
Thu Night
Cloudy
48°
0%
Friday
Partly Cloudy
65°/ 45° 18°/
20%

Night: Mostly clear. Lows in the mid 40s. South winds 5 to 15 mph.

Names listed above may include county names.

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