Cache Lake, WY Weather Forecast & Current Conditions

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Cache Lake Weather Map
UTC Time: 9/20/2026, 00:38
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Cache Lake, WY Regional Weather

Expires:202609200100;;736980
ASUS45 KCYS 200010
RWRWY 

WYOMING REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHEYENNE WY
600 PM MDT SAT SEP 19 2026

NOTE:  "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET
WITH NO SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.


WYZ001-200100-
...YELLOWSTONE NATIONAL PARK...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LK YELLOWSTONE   N/A     52  38  58 N3        30.29R                  
6HR MIN TEMP:  43; 6HR MAX TEMP:  53; 6HR PCP:  0.05;                

W YELLOWSTONE  NOT AVBL                                               

$$

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

Cache Lake, WY

Afternoon
Thunderstorms
48°/ 35° /
80%
Sunday
Thunderstorms
55°/ 32° 13°/
30%
Monday
Cloudy
62°/ 35° 17°/
0%
Tuesday
Cloudy
65°/ 38° 18°/
30%
Wednesday
Thunderstorms
62°/ 38° 17°/
30%
Thursday
Sunny
65°/ 38° 18°/
0%
Friday
Cloudy
65°18°
0%

Day: Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall. Near steady temperature in the upper 40s. Chance of rain 80 percent.

Night: Cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Areas of fog. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall in the evening. Lows in the mid 30s. Chance of rain 60 percent.

Cooke City, MT

Tonight
Thunderstorms
32°
70%
Sunday
Rain Showers
60°/ 30° 16°/ -1°
40%
Monday
Sunny
68°/ 32° 20°/
0%
Tuesday
Sunny
70°/ 35° 21°/
20%
Wednesday
Thunderstorms
68°/ 35° 20°/
20%
Thursday
Sunny
72°/ 38° 22°/
0%
Friday
Sunny
72°/ 38° 22°/
0%
Saturday
Thunderstorms
68°20°
30%

Night: Rain showers likely and slight chance of thunderstorms early in the evening, then chance of rain showers in the late evening and overnight. Patchy fog in the late evening and overnight. Areas of fog after 3 am. Some thunderstorms may produce heavy rainfall early in the evening. Lows in the lower 30s. Light and variable winds. Chance of precipitation 70 percent.

Emigrant, MT

Tonight
Rain Showers
45°
60%
Sunday
Rain Showers
65°/ 42° 18°/
20%
Monday
Sunny
75°/ 45° 24°/
0%
Tuesday
Sunny
78°/ 50° 26°/ 10°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
80°/ 52° 27°/ 11°
0%
Friday
Sunny
80°/ 50° 27°/ 10°
0%
Saturday
Thunderstorms
72°22°
30%

Night: Rain showers likely early in the evening, then chance of rain showers in the late evening and overnight. Patchy fog in the late evening and overnight. Lows in the mid 40s. North winds 5 to 10 mph in the evening becoming light overnight. Chance of precipitation 60 percent.

Island Park, ID

Tonight
Thunderstorms
34°
N/A
Sunday
Sunny
59°/ 33° 15°/
0%
Monday
Sunny
64°/ 35° 18°/
0%
Tuesday
Sunny
67°/ 39° 19°/
0%
Wednesday
Clear
67°19°
0%
Thursday
Clear
67°/ 40° 19°/
0%
Friday
Cloudy
40°
0%
Saturday
Cloudy
40°
0%

Night: Mostly cloudy. Scattered rain showers and isolated thunderstorms in the evening...then isolated rain showers after midnight. Colder. Lows 34 to 44.

Livingston, MT

Tonight
Rain Showers
42°
60%
Sunday
Rain Showers
65°/ 42° 18°/
20%
Monday
Partly Cloudy
75°/ 45° 24°/
0%
Tuesday
Sunny
78°/ 48° 26°/
0%
Wednesday
Partly Cloudy
78°/ 48° 26°/
0%
Thursday
Sunny
82°/ 48° 28°/
0%
Friday
Sunny
82°/ 48° 28°/
0%
Saturday
Rain Showers
72°22°
30%

Night: Rain showers likely early in the evening, then chance of rain showers in the late evening and overnight. Patchy fog in the late evening and overnight. Lows in the lower 40s. East winds 5 to 10 mph in the evening becoming light overnight. Chance of precipitation 60 percent.

Fishtail, MT

Tonight
Rain Showers
48°
90%
Sunday
Rain Showers
62°/ 45° 17°/
60%
Monday
Partly Cloudy
70°/ 48° 21°/
0%
Tuesday
Sunny
75°/ 52° 24°/ 11°
20%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
78°/ 52° 26°/ 11°
0%
Friday
Sunny
78°/ 52° 26°/ 11°
0%
Saturday
Rain Showers
70°21°
30%

Night: Rain showers. Patchy fog in the late evening and overnight. Lows in the upper 40s. West winds 5 to 10 mph. Chance of precipitation 90 percent.

Clyde Park, MT

Tonight
Rain Showers
42°
50%
Sunday
Rain Showers
65°/ 40° 18°/
20%
Monday
Partly Cloudy
72°/ 42° 22°/
0%
Tuesday
Sunny
75°/ 45° 24°/
0%
Wednesday
Partly Cloudy
75°/ 45° 24°/
0%
Thursday
Sunny
78°/ 45° 26°/
0%
Friday
Sunny
78°/ 45° 26°/
0%
Saturday
Rain Showers
70°21°
30%

Night: Cloudy with a 50 percent chance of rain showers. Patchy fog in the late evening and overnight. Areas of fog after 3 am. Lows in the lower 40s. Southeast winds 5 to 10 mph in the evening becoming light overnight.

Absaroka Mountains, WY

Afternoon
Thunderstorms
48°/ 35° /
80%
Sunday
Thunderstorms
48°/ 35° /
60%
Monday
Sunny
55°/ 38° 13°/
0%
Tuesday
Cloudy
58°/ 42° 14°/
30%
Wednesday
Thunderstorms
58°/ 38° 14°/
30%
Thursday
Sunny
62°/ 42° 17°/
0%
Friday
Cloudy
62°17°
0%

Day: Showers, a chance of thunderstorms and snow showers. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall. Snow accumulation up to 1 inch. Near steady temperature in the upper 40s. Northwest winds around 10 mph. Chance of precipitation 80 percent.

Night: Cloudy with snow showers likely. Rain showers with a slight chance of thunderstorms in the evening, then rain showers likely after midnight. Patchy fog after midnight. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall in the evening. Little or no snow accumulation. Lows in the mid 30s. Northwest winds around 10 mph in the evening. Chance of precipitation 80 percent.

Red Lodge, MT

Tonight
Rain Showers
45°
90%
Sunday
Rain Showers
58°/ 45° 14°/
70%
Monday
Partly Cloudy
65°/ 48° 18°/
0%
Tuesday
Sunny
70°/ 52° 21°/ 11°
20%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Sunny
75°/ 52° 24°/ 11°
0%
Saturday
Rain Showers
68°20°
20%

Night: Rain showers in the evening and overnight, then rain showers likely after 3 am. Patchy fog through the night. Lows in the mid 40s. Northwest winds 10 to 20 mph. Chance of precipitation 90 percent.

Ashton, ID

Tonight
Thunderstorms
34°
N/A
Sunday
Sunny
61°/ 33° 16°/
0%
Monday
Sunny
71°/ 37° 22°/
0%
Tuesday
Sunny
74°/ 41° 23°/
0%
Wednesday
Rain
69°/ 39° 21°/
N/A
Thursday
Clear
39°
0%
Friday
Clear
39°/ 42° /
0%
Saturday
Thunderstorms
72°22°
N/A

Night: Mostly cloudy. Scattered rain showers and isolated thunderstorms in the evening...then isolated rain showers after midnight. Colder. Lows 34 to 41.

Big Timber, MT

Tonight
Rain Showers
48°
80%
Sunday
Rain Showers
65°/ 45° 18°/
40%
Monday
Partly Cloudy
72°/ 48° 22°/
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
78°/ 52° 26°/ 11°
0%
Friday
Sunny
78°/ 50° 26°/ 10°
0%
Saturday
Rain Showers
72°22°
30%

Night: Rain showers early in the evening, then rain showers likely late in the evening. Rain showers overnight. Patchy fog in the late evening and overnight. Lows in the upper 40s. West winds 5 to 10 mph. Chance of precipitation 80 percent.

Teton and Gros Ventre Mountains, WY

Afternoon
Thunderstorms
48°/ 35° /
80%
Sunday
Mostly Cloudy
52°/ 35° 11°/
0%
Monday
Sunny
58°/ 35° 14°/
0%
Tuesday
Cloudy
62°/ 40° 17°/
40%
Wednesday
Thunderstorms
58°/ 38° 14°/
30%
Thursday
Sunny
65°/ 40° 18°/
0%
Friday
Sunny
62°17°
0%

Day: Mostly cloudy with rain showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds and small hail. Near steady temperature in the upper 40s. Chance of rain 80 percent.

Night: Mostly cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Areas of fog after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Lows in the mid 30s. Chance of rain 60 percent.

Columbus, MT

Tonight
Rain Showers
45°
90%
Sunday
Rain Showers
65°/ 45° 18°/
70%
Monday
Cloudy
72°/ 45° 22°/
0%
Tuesday
Sunny
78°/ 48° 26°/
0%
Wednesday
Sunny
78°/ 48° 26°/
0%
Thursday
Sunny
80°/ 50° 27°/ 10°
0%
Friday
Sunny
80°/ 48° 27°/
0%
Saturday
Rain Showers
72°22°
20%

Night: Rain showers. Patchy fog. Lows in the mid 40s. Northwest winds 5 to 15 mph. Chance of precipitation 90 percent.

Clark, WY

Afternoon
Thunderstorms
55°/ 45° 13°/
80%
Sunday
Thunderstorms
58°/ 45° 14°/
60%
Monday
Sunny
65°/ 45° 18°/
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
20%
Wednesday
Mostly Cloudy
72°/ 50° 22°/ 10°
0%
Thursday
Sunny
75°/ 52° 24°/ 11°
0%
Friday
Cloudy
75°24°
0%

Day: Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall. Breezy. Near steady temperature in the mid 50s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.

Night: Cloudy. Showers likely with a slight chance of thunderstorms in the evening, then showers after midnight. Areas of fog after midnight. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall in the evening. Breezy with lows in the mid 40s. North winds 15 to 20 mph, becoming northwest around 10 mph after midnight. Chance of rain 80 percent.

Jackson, WY

Afternoon
Thunderstorms
60°/ 35° 16°/
60%
Sunday
Mostly Cloudy
62°/ 35° 17°/
0%
Monday
Sunny
68°/ 38° 20°/
0%
Tuesday
Cloudy
72°/ 42° 22°/
30%
Wednesday
Thunderstorms
68°/ 38° 20°/
20%
Thursday
Sunny
72°/ 40° 22°/
0%
Friday
Cloudy
72°22°
0%

Day: Mostly cloudy with showers likely with a chance of thunderstorms. Some thunderstorms may produce gusty winds and small hail. Highs around 60. Chance of rain 60 percent.

Night: A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of rain showers. Areas of fog. Some thunderstorms may produce gusty winds and small hail in the evening. Lows in the mid 30s. Chance of rain 30 percent.

Melville, MT

Tonight
Rain Showers
45°
80%
Sunday
Rain Showers
62°/ 45° 17°/
40%
Monday
Partly Cloudy
68°/ 48° 20°/
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Sunny
75°/ 52° 24°/ 11°
0%
Friday
Sunny
75°/ 50° 24°/ 10°
20%
Saturday
Rain Showers
65°18°
30%

Night: Patchy fog through the night. Rain showers. Lows in the mid 40s. Northwest winds 5 to 10 mph. Chance of precipitation 80 percent.

Bridger, MT

Tonight
Rain Showers
48°
90%
Sunday
Rain Showers
62°/ 45° 17°/
70%
Monday
Partly Cloudy
70°/ 48° 21°/
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
20%
Wednesday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Sunny
82°/ 52° 28°/ 11°
0%
Saturday
Partly Cloudy
75°24°
0%

Night: Rain showers in the evening and overnight, then rain showers likely after 3 am. Patchy fog in the late evening and overnight. Lows in the upper 40s. Northwest winds 10 to 20 mph. Chance of precipitation 90 percent.

Joliet, MT

Tonight
Rain Showers
45°
90%
Sunday
Rain Showers
62°/ 45° 17°/
70%
Monday
Partly Cloudy
70°/ 45° 21°/
0%
Tuesday
Sunny
78°/ 50° 26°/ 10°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
78°/ 52° 26°/ 11°
0%
Friday
Sunny
80°/ 50° 27°/ 10°
0%
Saturday
Rain Showers
72°22°
20%

Night: Rain showers in the evening and overnight, then rain showers likely after 3 am. Patchy fog in the late evening and overnight. Lows in the mid 40s. Northwest winds 10 to 20 mph. Chance of precipitation 90 percent.

Basin, WY

Afternoon
Thunderstorms
62°/ 45° 17°/
80%
Sunday
Thunderstorms
62°/ 45° 17°/
60%
Monday
Cloudy
70°/ 45° 21°/
0%
Tuesday
Sunny
78°/ 50° 26°/ 10°
30%
Wednesday
Mostly Cloudy
78°/ 48° 26°/
0%
Thursday
Sunny
80°/ 52° 27°/ 11°
0%
Friday
Sunny
80°27°
0%

Day: Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds and small hail. Breezy. Near steady temperature in the lower 60s. Northwest winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 80 percent.

Night: A slight chance of thunderstorms in the evening. Mostly cloudy with showers likely. Some thunderstorms may produce gusty winds and small hail in the evening. Breezy with lows in the mid 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 60 percent.

Mud Lake, ID

Tonight
Rain Showers
37°
N/A
Sunday
Sunny
63°/ 38° 17°/
0%
Monday
Sunny
69°/ 40° 21°/
0%
Tuesday
Sunny
72°/ 44° 22°/
0%
Wednesday
Clear
71°22°
0%
Thu Night
Clear
71°22°
0%
Friday
Cloudy
71°22°
0%
Saturday
Cloudy
71°22°
0%

Night: Mostly cloudy with isolated rain showers in the evening...then partly cloudy after midnight. Lows 37 to 44. Southwest winds up to 10 mph in the evening...becoming light and variable.

Names listed above may include county names.

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