Lois Lake, MT Weather Forecast & Current Conditions

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Lois Lake, MT Weather Maps

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Lois Lake Weather Map
UTC Time: 9/17/2026, 20:20
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Lois Lake, MT Regional Weather

Expires:202609172100;;619499
ASUS45 KTFX 172010
RWRMT 
Montana Regional Weather Roundup
National Weather Service Great Falls MT
200 PM MDT THU SEP 17 2026

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


MTZ001>007-043-172100-
West of the divide
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Kalispell      MOSUNNY   64  48  56 VRB3      30.08F                  
Missoula       MOSUNNY   66  48  52 VRB6      30.06F                  
Butte          PTSUNNY   69  41  36 SE10      30.16F                  
Anaconda       MOCLDY    73  41  31 S7        30.11F                  
Hamilton       SUNNY     66  50  55 CALM      30.07F                  
Mullan Pass    SUNNY     61  45  55 VRB3      30.15F                  
Plains         CLEAR     70  54  56 VRB5      30.04F                  
Ronan          CLEAR     64  48  55 CALM      30.09F                  
$$


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

Lois Lake, MT

Tonight
Thunderstorms
40°
50%
Friday
Thunderstorms
72°/ 40° 22°/
100%
Saturday
Thunderstorms
55°/ 38° 13°/
100%
Sunday
Sunny
65°/ 38° 18°/
0%
Monday
Sunny
68°/ 40° 20°/
0%
Tuesday
Rain
65°/ 38° 18°/
20%
Wednesday
Sunny
65°/ 38° 18°/
0%
Thursday
Cloudy
65°18°
0%

Night: Mostly cloudy with a chance of showers and thunderstorms early in the evening, then mostly cloudy with areas of rain late in the evening. Partly cloudy after midnight. Chance of precipitation 50 percent. Lows in the 40s. South winds to 15 mph in the evening.

Marysville, MT

Today
Sunny
67°/ 48° 19°/
50%
Friday
Thunderstorms
60°/ 44° 16°/
70%
Saturday
Thunderstorms
50°/ 41° 10°/
70%
Sunday
Clear
60°16°
0%
Thursday
Clear
60°16°
0%
Friday
Clear
60°16°
0%
Wednesday
Clear
60°16°
0%

Day: Warmer. Mostly sunny. Highs 67 to 75. Southeast winds up to 10 mph.

Night: Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 40s. Southwest winds up to 5 mph.

Canyon Creek, MT

Today
Sunny
72°/ 50° 22°/ 10°
50%
Friday
Thunderstorms
67°/ 52° 19°/ 11°
50%
Saturday
Thunderstorms
57°/ 48° 14°/
70%
Sunday
Clear
67°19°
0%
Thursday
Clear
67°19°
0%
Friday
Clear
67°19°
0%
Wednesday
Clear
67°19°
0%

Day: Warmer. Mostly sunny. Highs 72 to 78. Southeast winds up to 10 mph.

Night: Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 50. Northeast winds up to 5 mph shifting to the southwest after midnight. Chance of precipitation 50 percent.

Helena, MT

Today
Sunny
78°/ 50° 26°/ 10°
50%
Friday
Thunderstorms
75°/ 52° 24°/ 11°
100%
Saturday
Thunderstorms
62°/ 48° 17°/
80%
Sunday
Sunny
72°22°
0%
Sun Night
Clear
48°
0%
Thursday
Clear
48°
0%
Friday
Clear
48°
0%
Wednesday
Clear
48°
0%

Day: Warmer. Mostly sunny. Highs in the upper 70s. Southeast winds up to 5 mph.

Night: Mostly cloudy with chance of thunderstorms and slight chance of rain in the evening, then partly cloudy after midnight. Lows around 50. South winds up to 5 mph shifting to the west after midnight. Chance of precipitation 50 percent.

Montana City, MT

Today
Thunderstorms
66°/ 45° 19°/
50%
Friday
Thunderstorms
59°/ 44° 15°/
100%
Saturday
Thunderstorms
48°/ 40° /
100%
Sunday
Sunny
60°16°
0%
Sun Night
Clear
41°
0%
Mon Night
Clear
41°
0%
Tuesday
Rain
62°/ 41° 17°/
20%

Day: Warmer. Mostly sunny. A 20 percent chance of thunderstorms late in the afternoon. Highs 66 to 74. South winds 5 to 10 mph.

Night: Mostly cloudy with chance of thunderstorms and slight chance of rain in the evening, then partly cloudy after midnight. Lows 45 to 51. Southwest winds up to 10 mph. Chance of precipitation 50 percent.

Bynum, MT

Today
Sunny
72°/ 50° 22°/ 10°
20%
Friday
Thunderstorms
70°/ 50° 21°/ 10°
50%
Saturday
Rain
65°/ 48° 18°/
50%
Sunday
Clear
75°/ 48° 24°/
0%
Wednesday
Clear
75°24°
0%
Tuesday
Clear
75°24°
0%

Day: Warmer. Mostly sunny. Highs in the lower 70s. East winds up to 10 mph.

Night: Partly cloudy. A 20 percent chance of rain in the evening. Lows around 50. Northeast winds up to 5 mph shifting to the west after midnight.

Toston, MT

Today
Sunny
75°/ 52° 24°/ 11°
50%
Friday
Thunderstorms
72°/ 52° 22°/ 11°
100%
Saturday
Thunderstorms
60°/ 48° 16°/
100%
Sunday
Partly Cloudy
72°22°
0%
Sun Night
Clear
44°
0%
Mon Night
Clear
44°
0%
Tuesday
Rain
72°/ 45° 22°/
20%

Day: Mostly sunny. Highs in the mid 70s. South winds up to 10 mph.

Night: Mostly cloudy with a 50 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 50s. South winds up to 10 mph.

East Missoula, MT

Tonight
Thunderstorms
45°
50%
Friday
Thunderstorms
65°/ 45° 18°/
70%
Saturday
Thunderstorms
60°/ 40° 16°/
50%
Sunday
Sunny
68°/ 40° 20°/
0%
Monday
Sunny
68°/ 40° 20°/
0%
Tuesday
Sunny
65°/ 40° 18°/
0%
Wednesday
Sunny
65°/ 40° 18°/
0%
Thursday
Cloudy
65°18°
0%

Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms early in the evening, then mostly cloudy with areas of rain late in the evening. Partly cloudy after midnight. Chance of precipitation 50 percent. Lows in the mid 40s to lower 50s.

Sula, MT

Tonight
Thunderstorms
40°
50%
Friday
Thunderstorms
58°/ 40° 14°/
90%
Saturday
Thunderstorms
62°/ 40° 17°/
90%
Sunday
Sunny
65°/ 40° 18°/
0%
Monday
Sunny
68°/ 40° 20°/
0%
Tuesday
Rain
65°/ 38° 18°/
20%
Wednesday
Sunny
65°/ 38° 18°/
0%
Thursday
Cloudy
65°18°
0%

Night: Mostly cloudy with a chance of showers and thunderstorms early in the evening, then partly cloudy with areas of rain late in the evening. Partly cloudy after midnight. Chance of precipitation 50 percent. Lows in the 40s. South winds to 15 mph in the evening.

Great Falls, MT

Today
Sunny
75°/ 50° 24°/ 10°
0%
Friday
Sunny
72°/ 52° 22°/ 11°
50%
Saturday
Thunderstorms
65°/ 48° 18°/
50%
Sunday
Clear
75°24°
0%
Thursday
Clear
75°24°
0%
Friday
Clear
75°24°
0%
Wednesday
Clear
75°24°
0%

Day: Warmer. Mostly sunny. Highs in the mid 70s. Northeast winds up to 10 mph.

Night: Mostly cloudy in the evening then becoming partly cloudy. Lows around 50. Northeast winds up to 5 mph shifting to the southwest after midnight.

Harrison, MT

Today
Thunderstorms
75°/ 50° 24°/ 10°
20%
Friday
Thunderstorms
68°/ 50° 20°/ 10°
100%
Saturday
Thunderstorms
58°/ 45° 14°/
100%
Sunday
Partly Cloudy
72°22°
0%
Sun Night
Clear
45°
0%
Mon Night
Clear
45°
0%
Tuesday
Rain
75°/ 45° 24°/
20%

Day: Mostly sunny. Slight chance of rain early in the afternoon, then slight chance of thunderstorms late in the afternoon. Highs in the mid 70s. South winds up to 5 mph with gusts to around 20 mph. Chance of precipitation 20 percent.

Night: Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows around 50. Southwest winds up to 10 mph. Gusts up to 25 mph in the evening.

Dewey, MT

Today
Thunderstorms
63°/ 39° 17°/
50%
Friday
Thunderstorms
53°/ 39° 12°/
100%
Saturday
Thunderstorms
46°/ 36° /
100%
Sunday
Sunny
57°14°
0%
Sun Night-Mon
Clear
36°
0%
Mon Night
Cloudy
38°
0%
Tuesday
Rain
58°/ 36° 14°/
20%
Wednesday
Sunny
57°14°
0%

Day: Partly sunny. Chance of rain showers and slight chance of thunderstorms early in the afternoon, then chance of thunderstorms late in the afternoon. Highs 63 to 73. South winds 5 to 15 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then chance of rain after midnight. Lows 39 to 45. South winds up to 10 mph. Chance of precipitation 50 percent.

Bannack, MT

Today
Thunderstorms
72°/ 48° 22°/
50%
Friday
Thunderstorms
63°/ 48° 17°/
70%
Saturday
Thunderstorms
55°/ 45° 13°/
100%
Sunday
Partly Cloudy
66°19°
0%
Sun Night-Mon
Clear
45°
0%
Mon Night
Cloudy
45°
0%
Tuesday
Rain
68°/ 45° 20°/
20%
Wednesday
Sunny
68°20°
0%

Day: Partly sunny. Chance of rain showers and slight chance of thunderstorms early in the afternoon, then slight chance of thunderstorms late in the afternoon. Highs 72 to 78. South winds 5 to 10 mph with gusts to around 30 mph. Chance of precipitation 50 percent.

Night: Partly cloudy with slight chance of thunderstorms in the evening, then mostly cloudy with slight chance of rain after midnight. Lows in the upper 40s. South winds up to 15 mph. Gusts up to 30 mph in the evening. Chance of precipitation 20 percent.

Trident, MT

Today
Thunderstorms
67°/ 48° 19°/
40%
Friday
Thunderstorms
61°/ 48° 16°/
100%
Saturday
Thunderstorms
49°/ 45° /
100%
Sunday
Thunderstorms
60°16°
20%
Sun Night
Clear
45°
0%
Thursday
Clear
45°
0%
Friday
Clear
45°
0%
Wednesday
Clear
45°
0%

Day: Warmer. Partly sunny. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs 67 to 75. South winds up to 10 mph. Chance of precipitation 40 percent.

Night: Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 40s. South winds up to 10 mph.

Brady, MT

Today
Sunny
72°/ 48° 22°/
0%
Friday
Sunny
72°/ 48° 22°/
20%
Saturday
Rain
68°/ 45° 20°/
20%
Sunday
Clear
75°/ 48° 24°/
0%
Wednesday
Clear
75°24°
0%
Tuesday
Clear
75°24°
0%

Day: Warmer. Mostly sunny. Highs in the lower 70s. East winds up to 10 mph.

Night: Partly cloudy. Lows in the upper 40s. Northeast winds up to 5 mph shifting to the northwest after midnight.

Martinsdale, MT

Today
Rain
75°/ 48° 24°/
20%
Friday
Thunderstorms
70°/ 48° 21°/
100%
Saturday
Thunderstorms
58°/ 45° 14°/
100%
Sunday
Thunderstorms
68°20°
40%
Sun Night
Clear
45°
0%
Thursday
Clear
45°
0%
Friday
Clear
45°
0%
Wednesday
Clear
45°
0%

Day: Partly sunny. A 20 percent chance of rain late in the afternoon. Highs in the mid 70s. South winds up to 10 mph.

Night: Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 40s. Southeast winds up to 10 mph.

Hamilton, MT

Tonight
Thunderstorms
45°
50%
Friday
Thunderstorms
68°/ 50° 20°/ 10°
70%
Saturday
Thunderstorms
65°/ 48° 18°/
70%
Sunday
Sunny
78°/ 48° 26°/
0%
Monday
Sunny
78°/ 48° 26°/
0%
Tuesday
Sunny
75°/ 48° 24°/
0%
Wednesday
Sunny
75°/ 48° 24°/
0%
Thursday
Cloudy
75°24°
0%

Night: Mostly cloudy with a 50 percent chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 40s to lower 50s.

Bozeman, MT

Today
Thunderstorms
78°/ 50° 26°/ 10°
20%
Friday
Thunderstorms
70°/ 50° 21°/ 10°
90%
Saturday
Thunderstorms
58°/ 45° 14°/
100%
Sunday
Thunderstorms
72°22°
40%
Sun Night
Clear
45°
0%
Mon Night
Clear
45°
0%
Tuesday
Rain
72°/ 45° 22°/
20%
Wednesday
Sunny
72°22°
0%

Day: Partly sunny. Slight chance of rain early in the afternoon, then slight chance of thunderstorms late in the afternoon. Highs in the upper 70s. South winds up to 5 mph. Chance of precipitation 20 percent.

Night: Partly cloudy. Lows around 50. Southeast winds up to 10 mph.

Noxon, MT

Tonight
Thunderstorms
45°
40%
Friday
Thunderstorms
70°/ 45° 21°/
50%
Saturday
Thunderstorms
70°/ 45° 21°/
40%
Sunday
Sunny
75°/ 45° 24°/
0%
Monday
Sunny
75°/ 45° 24°/
0%
Tuesday
Sunny
70°/ 52° 21°/ 11°
0%
Wednesday
Sunny
65°/ 52° 18°/ 11°
0%
Thursday
Cloudy
70°21°
0%

Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms early in the evening, then mostly cloudy with areas of rain late in the evening. Partly cloudy after midnight. Chance of precipitation 40 percent. Lows in the mid 40s to lower 50s.

Kalispell, MT

Tonight
Rain
45°
30%
Friday
Cloudy
70°/ 45° 21°/
0%
Saturday
Cloudy
68°/ 45° 20°/
0%
Sunday
Sunny
70°/ 45° 21°/
0%
Monday
Sunny
70°/ 45° 21°/
0%
Tuesday
Sunny
68°/ 52° 20°/ 11°
0%
Wednesday
Sunny
65°/ 40° 18°/
0%
Thursday
Cloudy
65°18°
0%

Night: Partly cloudy then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. A 30 percent chance of areas of rain late in the evening. Lows in the mid 40s to lower 50s.

Names listed above may include county names.

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