Lake Thom, MT Weather Forecast & Current Conditions

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Lake Thom Weather Map
UTC Time: 10/27/2026, 14:03
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Lake Thom, MT Regional Weather

Expires:202610271300;;800941
ASUS45 KTFX 271210
RWRMT 
Montana Regional Weather Roundup
National Weather Service Great Falls MT
600 AM MDT TUE OCT 27 2026

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


MTZ028>42-056>058-271300-
Southcentral and southeast Montana
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Baker          CLOUDY    31  30  96 SE24G35   29.87F WCI  17          
Billings       CLOUDY    39  38  96 SW6       29.84S WCI  35          
Forsyth        CLOUDY    36  33  91 E3        29.82R                  
Harlowton      CLOUDY    41  36  82 NW22G28   29.79R                  
Livingston     CLOUDY    38  34  85 W13       29.88R WCI  30          
Miles City     CLOUDY    34  30  85 SE10G23   29.83F WCI  26          
$$

Regional Reports...Dakotas/MN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Williston      CLOUDY    33  29  85 SE17      29.95F WCI  22          
Minot          CLOUDY    33  32  96 E10       30.06F WCI  25          
Dickinson      CLOUDY    31  30  96 SE21G29   29.93F WCI  18          
Beach            N/A     30  30 100 SE14G23   29.93R WCI  20          
Bowman         FOG       30  30 100 SE21      29.92F VSB 1   WCI  17  
Crosby         CLOUDY    34  27  75 SE12      30.00F WCI  25          
Glen Ullin     CLOUDY    32  32 100 SE12      30.00F WCI  23          
Hettinger      CLOUDY    31  30  96 SE17      29.95F WCI  19          
Tioga          CLOUDY    32  32 100 SE15G23   30.00F WCI  22          
Watford City   CLOUDY    32  32 100 SE16G22   29.98F WCI  21          
Bismarck       CLOUDY    34  33  96 E9        30.07F WCI  27          
Grand Forks    CLOUDY    36  34  92 NE6       30.15F WCI  31          
Fargo          CLOUDY    38  37  97 N5        30.11F FOG     WCI  34  
Buffalo SD       N/A     30  29  96 SE18G28   29.89F WCI  18          
Rapid City     FOG       34  34 100 S18       29.92F VSB 1/2 WCI  23  
Intl Falls     CLOUDY    35  32  88 E6        30.24F WCI  30          
Duluth         DRIZZLE   40  39  97 E16G22    30.23F FOG     WCI  31  
Minneapolis    CLOUDY    45  43  93 SE14G25   30.12F                  
$$

Regional Reports...WY/CO/ID/WA/OR
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Buffalo WY     MOCLDY    44  27  51 E7G22     29.82R                  
Cody           CLEAR     41  22  46 VRB5      29.90R                  
Gillette       PTCLDY    38  33  82 S23       29.78F WCI  27          
Powell         FAIR      37  21  52 SW15      29.83F WCI  28          
Sheridan       MOCLDY    28  28 100 VRB5      29.80F WCI  23          
Yellowstone La   N/A     29  22  75 W9G20     29.99R WCI  20          
Boise          CLOUDY    41  36  82 SE10      30.06R                  
Couer d'Alene  CLOUDY    44  42  93 S5        29.92F                  
Idaho Falls    PTCLDY    37  33  85 S10       30.05S WCI  30          
Salmon         MOCLDY    34  33  96 NE3       29.99S                  
Spokane        CLOUDY    43  41  93 SW14      29.91F                  
Seattle        CLOUDY    50  48  93 W7        29.98F                  
Portland       LGT RAIN  52  50  93 S5        30.01F                  
$$

Other Reports
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Atlanta        PTCLDY    52  45  77 NE3       30.29R                  
Anchorage      FOG       34  34 100 CALM      30.44  VSB 1/4          
Boston         PTCLDY    47  31  53 N7        30.35R                  
Chicago        MOCLDY    53  50  89 SE3       30.26S                  
Fairbanks      LGT RAIN  37  36  93 VRB3      30.40R                  
Great Falls    CLOUDY    36  34  92 SW8       29.79F WCI  30          
Houston        MOCLDY    64  61  90 CALM      30.15R                  
Las Vegas NV   CLEAR     58  36  43 SW5       30.00F                  
Phoenix AZ     CLEAR     63  46  54 E3        29.97R                  
Salt Lake City PTCLDY    43  39  86 N5        30.08R                  
San Diego      PTCLDY    61  55  81 CALM      30.01R                  
San Francisco  PTCLDY    58  50  75 W10       30.05F                  
Washington Dul CLEAR     46  44  93 CALM      30.32R                  
$$

Regional Reports...Alberta
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Calgary        MOCLDY    30  28  93 CALM      29.74F                  
Fort McMurray  CLOUDY    23  21  93 SE5       29.86F WCI  17          
High Level     CLEAR     12  10  92 S2        29.84R                  
Lethbridge     MOCLDY    30  28  93 W6        29.74F WCI  24          
Medicine Hat   CLOUDY    34  34 100 CALM      29.77F                  
Pincher Creek  CLOUDY    37  30  75 W13       29.73S WCI  29          
$$

Regional Reports...Saskatchewan
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Estevan        MOCLDY    30  27  86 E14G20    30.01  WCI  20          
Prince Albert  PTCLDY    23  21  93 E9        30.00F WCI  13          
Regina         MOCLDY    34  27  75 SE17      29.97F WCI  23          
Saskatoon      MOCLDY    34  27  75 SE15      29.93F WCI  24          
Swift Current  CLOUDY    36  30  80 SE15      29.82F WCI  26          
$$
  

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

Lake Thom, MT

Today
Rain Showers
58°/ 32° 14°/ 0°
40%
Wednesday
Sunny
58°/ 28° 14°/ -2°
0%
Thursday
Sunny
50°/ 28° 10°/ -2°
0%
Friday
Mostly Cloudy
48°/ 28° 9°/ -2°
0%
Saturday
Partly Cloudy
52°/ 32° 11°/ 0°
40%
Sunday
Rain Showers
52°/ 30° 11°/ -1°
50%
Monday
Snow Showers
50°10°
30%

Day: Decreasing clouds. Scattered rain showers early in the morning. Highs in the upper 50s. West winds 15 to 25 mph. Chance of precipitation 40 percent.

Night: Mostly clear. Lows in the lower 30s. Southwest winds 5 to 15 mph.

Ryegate, MT

Today
Rain Showers
55°/ 28° 13°/ -2°
30%
Wednesday
Sunny
55°/ 28° 13°/ -2°
0%
Thursday
Sunny
50°/ 28° 10°/ -2°
0%
Friday
Mostly Cloudy
45°/ 28° 7°/ -2°
0%
Saturday
Rain Showers
52°/ 32° 11°/ 0°
40%
Sunday
Snow Showers
48°/ 28° 9°/ -2°
50%
Monday
Snow Showers
48°9°
30%

Day: Decreasing clouds. Scattered rain showers early in the morning. Highs in the mid 50s. West winds 15 to 25 mph with gusts to around 40 mph. Chance of precipitation 30 percent.

Night: Mostly clear. Lows in the upper 20s. West winds 5 to 15 mph.

Billings, MT

Today
Rain Showers
58°/ 35° 14°/ 2°
20%
Wednesday
Sunny
58°/ 30° 14°/ -1°
0%
Thursday
Sunny
52°/ 32° 11°/ 0°
0%
Friday
Mostly Cloudy
48°/ 32° 9°/ 0°
0%
Saturday
Partly Cloudy
52°/ 35° 11°/ 2°
30%
Sunday
Rain Showers
52°/ 32° 11°/ 0°
50%
Monday
Snow Showers
50°10°
40%

Day: Decreasing clouds. Isolated rain showers early in the morning. Highs in the upper 50s. West winds 15 to 25 mph. Gusts up to 40 mph in the afternoon. Chance of precipitation 20 percent.

Night: Mostly clear. Lows in the mid 30s. Southwest winds 5 to 15 mph.

Hilger, MT

Today
Snow
52°/ 35° 11°/ 2°
50%
Wednesday
Sunny
52°/ 30° 11°/ -1°
0%
Thursday
Partly Cloudy
45°/ 28° 7°/ -2°
0%
Fri Night
Mostly Cloudy
28°-2°
0%
Saturday
Partly Cloudy
48°/ 32° 9°/ 0°
40%
Sun-Sun Night
Snow
48°9°
50%
Monday
Snow
45°7°
30%

Day: Breezy. Patchy fog early in the morning. Cloudy with chance of rain and slight chance of snow early in the morning, then partly sunny with slight chance of rain late in the morning. Mostly sunny in the afternoon. Highs in the lower 50s. West winds 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation 50 percent.

Night: Mostly clear. Lows in the mid 30s. Southwest winds 5 to 15 mph with gusts to around 35 mph.

Winnett, MT

Today
Rain
55°/ 32° 13°/ 0°
40%
Wednesday
Sunny
58°/ 30° 14°/ -1°
0%
Thursday
Sunny
48°/ 28° 9°/ -2°
0%
Fri Night
Mostly Cloudy
28°-2°
0%
Saturday
Partly Cloudy
52°/ 32° 11°/ 0°
0%
Sun-Sun Night
Rain
50°10°
N/A
Monday
Snow
48°9°
N/A

Day: Mostly cloudy with a chance of rain this morning, then sunny this afternoon. Highs in the mid 50s. West wind 10 to 15 mph. Chance of rain 40 percent.

Night: Mostly clear. Lows in the lower 30s. Southwest wind around 5 mph.

Harlowton, MT

Today
Rain Showers
50°/ 28° 10°/ -2°
20%
Wednesday
Sunny
52°/ 28° 11°/ -2°
0%
Thursday
Sunny
48°/ 28° 9°/ -2°
0%
Friday
Mostly Cloudy
42°/ 32° 6°/ 0°
0%
Saturday
Partly Cloudy
52°/ 32° 11°/ 0°
50%
Sunday
Snow Showers
48°/ 28° 9°/ -2°
40%
Monday
Snow Showers
45°7°
20%

Day: Decreasing clouds. Isolated rain showers early in the morning. Windy. Highs around 50. West winds 15 to 30 mph with gusts to around 50 mph. Chance of precipitation 20 percent.

Night: Mostly clear. Lows in the upper 20s. West winds 10 to 20 mph.

Columbus, MT

Today
Sunny
58°/ 28° 14°/ -2°
0%
Wednesday
Sunny
58°/ 25° 14°/ -4°
0%
Thursday
Sunny
52°/ 28° 11°/ -2°
0%
Friday
Mostly Cloudy
48°/ 32° 9°/ 0°
0%
Saturday
Partly Cloudy
52°/ 32° 11°/ 0°
40%
Sunday
Rain Showers
52°/ 28° 11°/ -2°
50%
Monday
Snow Showers
50°10°
40%

Day: Sunny. Highs in the upper 50s. West winds 15 to 25 mph.

Night: Mostly clear. Lows in the upper 20s. West winds 5 to 15 mph.

Judith Gap, MT

Today
Rain Showers
45°/ 25° 7°/ -4°
30%
Wednesday
Sunny
48°/ 25° 9°/ -4°
0%
Thursday
Sunny
45°/ 25° 7°/ -4°
0%
Friday
Mostly Cloudy
40°/ 28° 4°/ -2°
0%
Saturday
Sunny
48°/ 30° 9°/ -1°
50%
Sunday
Snow Showers
42°/ 25° 6°/ -4°
50%
Monday
Snow Showers
42°6°
30%

Day: Mostly cloudy with scattered rain showers early in the morning, then mostly sunny in the late morning and afternoon. Highs in the mid 40s. West winds 15 to 25 mph. Gusts up to 40 mph in the afternoon. Chance of precipitation 30 percent.

Night: Partly cloudy. Lows in the mid 20s. South winds 5 to 15 mph.

Jordan, MT

Today
Snow
52°/ 32° 11°/ 0°
80%
Wednesday
Sunny
58°/ 28° 14°/ -2°
0%
Thursday
Sunny
48°/ 25° 9°/ -4°
0%
Friday
Mostly Cloudy
52°11°
0%
Saturday
Mostly Cloudy
52°/ 30° 11°/ -1°
0%
Sun-Sun Night
Rain
52°11°
N/A
Monday
Snow
50°10°
N/A

Day: Snow with rain likely this morning, then mostly sunny this afternoon. Little or no snow accumulation. Highs in the lower 50s. South wind 5 to 10 mph, increasing to west 15 to 20 mph this afternoon. Chance of precipitation 80 percent.

Night: Mostly clear. Lows in the lower 30s. Southwest wind 5 to 10 mph.

Raynesford, MT

Today
Rain
48°/ 32° 9°/ 0°
50%
Wednesday
Sunny
50°/ 28° 10°/ -2°
0%
Thursday
Partly Cloudy
42°/ 28° 6°/ -2°
0%
Fri Night
Mostly Cloudy
28°-2°
0%
Saturday
Sunny
48°/ 32° 9°/ 0°
50%
Sun-Sun Night
Snow
45°7°
50%
Monday
Snow
45°7°
30%

Day: Windy. Mostly cloudy with a 50 percent chance of rain early in the morning, then sunny in the late morning and afternoon. Highs in the upper 40s. West winds 15 to 30 mph with gusts to around 45 mph.

Night: Mostly clear. Lows in the lower 30s. Southwest winds 10 to 15 mph with gusts to around 40 mph.

Custer, MT

Today
Rain Showers
62°/ 32° 17°/ 0°
30%
Wednesday
Sunny
62°/ 28° 17°/ -2°
0%
Thursday
Sunny
55°/ 30° 13°/ -1°
0%
Friday
Mostly Cloudy
50°/ 32° 10°/ 0°
0%
Saturday
Partly Cloudy
55°/ 32° 13°/ 0°
30%
Sunday
Rain Showers
55°/ 32° 13°/ 0°
50%
Monday
Snow Showers
52°11°
40%

Day: Decreasing clouds. Scattered rain showers early in the morning. Highs in the lower 60s. West winds 15 to 25 mph. Chance of precipitation 30 percent.

Night: Mostly clear. Lows in the lower 30s. Southwest winds 5 to 10 mph.

Snowy and Judith Mountains, MT

Today
Snow
42°/ 30° 6°/ -1°
50%
Wednesday
Sunny
43°/ 28° 6°/ -2°
0%
Thursday
Sunny
38°/ 25° 3°/ -4°
0%
Fri Night
Snow
28°-2°
20%
Saturday
Sunny
44°/ 28° 7°/ -2°
50%
Sun Night
Snow
28°-2°
50%
Monday
Snow
38°3°
30%

Day: Breezy. Mostly cloudy with a 50 percent chance of rain and snow early in the morning, then sunny in the late morning and afternoon. Highs 42 to 48. West winds 10 to 25 mph with gusts to around 40 mph.

Night: Mostly clear. Lows around 30. West winds 10 to 15 mph with gusts to around 40 mph.

Colstrip, MT

Today
Rain Showers
60°/ 35° 16°/ 2°
60%
Wednesday
Sunny
58°/ 30° 14°/ -1°
0%
Thursday
Sunny
55°/ 32° 13°/ 0°
0%
Friday
Mostly Cloudy
52°/ 35° 11°/ 2°
0%
Saturday
Partly Cloudy
55°/ 35° 13°/ 2°
30%
Sunday
Rain Showers
55°/ 35° 13°/ 2°
40%
Monday
Snow Showers
52°11°
40%

Day: Numerous rain showers early in the morning, then mostly sunny with scattered rain showers late in the morning. Sunny in the afternoon. Highs around 60. West winds 10 to 20 mph. Chance of precipitation 60 percent.

Night: Partly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph.

Hysham, MT

Today
Rain Showers
58°/ 32° 14°/ 0°
50%
Wednesday
Sunny
58°/ 30° 14°/ -1°
0%
Thursday
Sunny
52°/ 32° 11°/ 0°
0%
Friday
Mostly Cloudy
50°/ 32° 10°/ 0°
0%
Saturday
Partly Cloudy
52°/ 35° 11°/ 2°
30%
Sunday
Rain Showers
55°/ 35° 13°/ 2°
50%
Monday
Snow Showers
52°11°
40%

Day: Mostly cloudy with scattered rain showers early in the morning, then mostly sunny with isolated rain showers late in the morning. Sunny in the afternoon. Highs in the upper 50s. West winds 10 to 20 mph. Chance of precipitation 50 percent.

Night: Partly cloudy. Lows in the lower 30s. Southwest winds 5 to 10 mph.

Melville, MT

Today
Sunny
45°/ 28° 7°/ -2°
0%
Wednesday
Sunny
48°/ 28° 9°/ -2°
0%
Thursday
Sunny
45°/ 28° 7°/ -2°
0%
Friday
Mostly Cloudy
42°/ 35° 6°/ 2°
20%
Saturday
Rain Showers
48°/ 32° 9°/ 0°
60%
Sunday
Snow Showers
42°/ 28° 6°/ -2°
50%
Monday
Snow Showers
42°6°
30%

Day: Mostly sunny. Windy. Highs in the mid 40s. West winds 15 to 30 mph with gusts to around 45 mph.

Night: Mostly clear. Lows in the upper 20s. Southwest winds 10 to 20 mph.

Joliet, MT

Today
Sunny
58°/ 28° 14°/ -2°
0%
Wednesday
Sunny
58°/ 28° 14°/ -2°
0%
Thursday
Sunny
55°/ 28° 13°/ -2°
0%
Friday
Mostly Cloudy
48°/ 30° 9°/ -1°
0%
Saturday
Partly Cloudy
55°/ 32° 13°/ 0°
30%
Sunday
Rain Showers
52°/ 30° 11°/ -1°
50%
Monday
Snow Showers
50°10°
40%

Day: Sunny. Highs in the upper 50s. West winds 10 to 20 mph.

Night: Mostly clear. Lows in the upper 20s. Southwest winds 5 to 15 mph.

Big Timber, MT

Today
Sunny
52°/ 28° 11°/ -2°
0%
Wednesday
Sunny
55°/ 25° 13°/ -4°
0%
Thursday
Sunny
52°/ 25° 11°/ -4°
0%
Friday
Mostly Cloudy
48°/ 32° 9°/ 0°
0%
Saturday
Rain Showers
55°/ 35° 13°/ 2°
40%
Sunday
Rain Showers
48°/ 28° 9°/ -2°
50%
Monday
Snow Showers
48°9°
40%

Day: Sunny, windy. Highs in the lower 50s. West winds 20 to 35 mph with gusts to around 50 mph.

Night: Mostly clear. Lows in the upper 20s. West winds 10 to 20 mph.

Martinsdale, MT

Today
Partly Cloudy
42°/ 18° 6°/ -8°
0%
Wednesday
Sunny
42°/ 17° 6°/ -8°
0%
Thursday
Sunny
45°/ 20° 7°/ -7°
0%
Friday
Snow
42°/ 30° 6°/ -1°
20%
Saturday
Rain
45°/ 28° 7°/ -2°
50%
Sun Night
Snow
17°-8°
50%
Monday
Snow
40°4°
30%

Day: Breezy. Partly sunny early in the morning then clearing. Highs in the lower 40s. Southwest winds 10 to 25 mph with gusts to around 55 mph.

Night: Colder. Partly cloudy. Lows 18 to 26. Southwest winds 5 to 10 mph with gusts to around 40 mph.

Hardin, MT

Today
Rain Showers
62°/ 28° 17°/ -2°
30%
Wednesday
Sunny
62°/ 25° 17°/ -4°
0%
Thursday
Sunny
58°/ 28° 14°/ -2°
0%
Friday
Mostly Cloudy
52°/ 28° 11°/ -2°
0%
Saturday
Partly Cloudy
55°/ 32° 13°/ 0°
30%
Sunday
Rain Showers
55°/ 30° 13°/ -1°
50%
Monday
Snow Showers
52°11°
40%

Day: Decreasing clouds. Scattered rain showers early in the morning. Highs in the lower 60s. West winds 10 to 20 mph. Chance of precipitation 30 percent.

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

Pryor, MT

Today
Rain Showers
62°/ 28° 17°/ -2°
20%
Wednesday
Sunny
62°/ 28° 17°/ -2°
0%
Thursday
Sunny
60°/ 28° 16°/ -2°
0%
Friday
Partly Cloudy
55°/ 32° 13°/ 0°
0%
Saturday
Partly Cloudy
58°/ 35° 14°/ 2°
30%
Sunday
Rain Showers
58°/ 32° 14°/ 0°
60%
Monday
Snow Showers
52°11°
40%

Day: Sunny. Isolated rain showers early in the morning. Highs in the lower 60s. West winds 10 to 20 mph. Chance of precipitation 20 percent.

Night: Partly cloudy. Lows in the upper 20s. South winds 5 to 10 mph.

Names listed above may include county names.

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