Lemhi, ID Weather Forecast & Current Conditions

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Lemhi, ID Weather Maps

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Lemhi Weather Map
UTC Time: 9/21/2026, 14:18
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Lemhi, ID Regional Weather

Expires:202609211500;;821038
ASUS45 KBOI 211410
RWRID 

IDAHO REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE BOISE ID
800 AM MDT MON SEP 21 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12000 FEET
WITH NO SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY


IDZ006-010-011-018-031-032-211500-
CENTRAL IDAHO MOUNTAINS

  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MCCALL         CLEAR     41  38  89 CALM      30.19S                  
HAILEY         CLEAR     46  43  87 NW7       30.25S                  
STANLEY          N/A     30  29  96 CALM      30.30R                  
SALMON         PTCLDY    45  43  93 CALM      30.24                   
CHALLIS        CLEAR     42  40  92 CALM      30.24R                  
$$


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

Lemhi, ID

Today
Sunny
68°/ 40° 20°/
0%
Tuesday
Mostly Cloudy
68°/ 40° 20°/
40%
Wednesday
Sunny
68°/ 52° 20°/ 11°
0%
Thursday
Sunny
82°/ 45° 28°/
0%
Friday
Cloudy
68°/ 40° 20°/
20%
Saturday
Cloudy
60°/ 38° 16°/
0%
Sunday
Mostly Cloudy
60°16°
0%

Day: Mostly sunny. Highs in the upper 60s to mid 70s.

Night: Mostly clear. Lows in the 40s.

Bannack, MT

Today
Sunny
67°/ 42° 19°/
0%
Tuesday
Partly Cloudy
68°/ 45° 20°/
20%
Wednesday
Sunny
70°/ 45° 21°/
0%
Thu Night
Clear
45°
0%
Friday
Sunny
71°/ 42° 22°/
20%
Saturday
Sunny
64°/ 40° 18°/
20%
Sunday
Partly Cloudy
63°17°
0%

Day: Sunny. Highs 67 to 73. South winds up to 5 mph.

Night: Mostly clear. Lows in the lower 40s. South winds up to 10 mph.

Shoup, ID

Today
Sunny
70°/ 45° 21°/
0%
Tuesday
Mostly Cloudy
68°/ 45° 20°/
0%
Wednesday
Sunny
70°/ 48° 21°/
0%
Thursday
Sunny
75°/ 48° 24°/
0%
Friday
Cloudy
68°/ 40° 20°/
20%
Saturday
Cloudy
60°/ 40° 16°/
0%
Sunday
Mostly Cloudy
60°16°
0%

Day: Sunny. Highs in the 70s.

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

Dewey, MT

Today
Sunny
59°/ 36° 15°/
0%
Tuesday
Partly Cloudy
59°/ 36° 15°/
30%
Wednesday
Sunny
60°/ 38° 16°/
0%
Thu Night-Fri
Cloudy
41°
0%
Fri Night-Sat
Rain
33°
20%
Sat Night
Mostly Cloudy
30°-1°
0%
Sunday
Rain
52°11°
20%

Day: Sunny. Areas of fog early in the morning. Highs 59 to 69. Southwest winds up to 10 mph.

Night: Mostly clear. Lows 36 to 44. South winds up to 5 mph.

Monida Pass, MT

Today
Sunny
59°/ 42° 15°/
0%
Tuesday
Mostly Cloudy
59°/ 42° 15°/
40%
Wednesday
Sunny
61°/ 45° 16°/
0%
Thu Night
Clear
45°
0%
Friday
Sunny
62°/ 42° 17°/
20%
Saturday
Sunny
56°/ 38° 13°/
20%
Sunday
Rain
56°13°
20%

Day: Sunny. Areas of fog early in the morning. Highs 59 to 67. South winds up to 10 mph.

Night: Mostly clear. Lows in the lower 40s. South winds up to 10 mph.

Sula, MT

Today
Sunny
68°/ 40° 20°/
0%
Tuesday
Mostly Cloudy
68°/ 38° 20°/
0%
Wednesday
Sunny
68°/ 40° 20°/
0%
Thursday
Sunny
70°/ 45° 21°/
0%
Friday
Rain
65°/ 35° 18°/
30%
Saturday
Cloudy
58°/ 42° 14°/
0%
Sunday
Mostly Cloudy
55°13°
0%

Day: Sunny. Highs in the upper 60s to mid 70s.

Night: Mostly clear. Lows in the 40s.

Anaconda, MT

Today
Sunny
68°/ 38° 20°/
0%
Tuesday
Mostly Cloudy
68°/ 38° 20°/
20%
Wednesday
Sunny
68°/ 40° 20°/
0%
Thursday
Sunny
70°/ 40° 21°/
0%
Friday
Cloudy
68°/ 35° 20°/
20%
Saturday
Cloudy
58°/ 30° 14°/ -1°
0%
Sunday
Rain
58°14°
20%

Day: Sunny. Patchy fog early in the morning. Highs in the upper 60s to mid 70s.

Night: Mostly clear. Lows in the upper 30s to mid 40s.

Hamilton, MT

Today
Sunny
75°/ 48° 24°/
0%
Tuesday
Cloudy
78°/ 40° 26°/
0%
Wednesday
Sunny
78°/ 48° 26°/
0%
Thursday
Cloudy
82°/ 50° 28°/ 10°
0%
Friday
Rain
70°/ 40° 21°/
30%
Saturday
Cloudy
65°/ 40° 18°/
0%
Sunday
Rain
65°18°
20%

Day: Mostly sunny. Patchy fog in the morning. Highs in the mid 70s to lower 80s.

Night: Mostly clear. Lows in the mid to upper 40s.

Big Sky, MT

Today
Sunny
57°/ 37° 14°/
0%
Tuesday
Partly Cloudy
58°/ 39° 14°/
40%
Wednesday
Sunny
58°/ 39° 14°/
0%
Thursday
Clear
39°
0%
Friday
Clear
39°/ 35° /
20%
Saturday
Rain
35°
20%
Sunday
Rain
35°
20%

Day: Warmer, sunny. Areas of fog early in the morning. Highs 57 to 67. South winds up to 10 mph.

Night: Mostly clear. Lows 37 to 43. South winds up to 10 mph.

West Central Mountains, ID

Today
Sunny
68°/ 42° 20°/
0%
Tuesday
Mostly Cloudy
67°/ 40° 19°/
0%
Wednesday
Sunny
66°/ 43° 19°/
0%
Thu Night
Cloudy
43°
0%
Friday
Sunny
61°/ 37° 16°/
30%
Sat-Sat Night
Cloudy
55°13°
0%
Sunday
Partly Cloudy
55°13°
0%

Day: Areas of fog this morning. Sunny. Highs 68 to 81.

Night: Increasing clouds. Lows 42 to 54.

Cameron, MT

Today
Sunny
72°/ 42° 22°/
0%
Tuesday
Partly Cloudy
72°/ 42° 22°/
20%
Wednesday
Sunny
75°/ 48° 24°/
0%
Thursday
Clear
48°
0%
Friday
Clear
48°/ 45° /
20%
Sat Night
Rain
40°
30%
Sunday
Rain
68°20°
20%

Day: Sunny. Patchy fog early in the morning. Highs in the lower 70s. South winds up to 5 mph.

Night: Mostly clear. Lows in the lower 40s. South winds up to 10 mph.

Harrison, MT

Today
Sunny
72°/ 45° 22°/
0%
Tuesday
Mostly Cloudy
75°/ 45° 24°/
20%
Wednesday
Sunny
75°/ 48° 24°/
0%
Thursday
Clear
48°
0%
Friday
Clear
48°/ 45° /
20%
Saturday
Sunny
65°/ 40° 18°/
20%
Sunday
Rain
68°20°
20%

Day: Sunny. Highs in the lower 70s. Southwest winds up to 5 mph shifting to the southeast in the afternoon.

Night: Mostly clear. Lows in the mid 40s. Southeast winds up to 5 mph shifting to the southwest after midnight.

Powell, ID

Today
Sunny
69°/ 39° 21°/
0%
Tuesday
Mostly Cloudy
65°/ 38° 18°/
0%
Wednesday
Sunny
63°/ 39° 17°/
0%
Thursday
Cloudy
70°/ 40° 21°/
0%
Friday
Rain
56°/ 34° 13°/
40%
Saturday
Cloudy
51°/ 32° 11°/
0%
Sunday
Mostly Cloudy
51°11°
0%

Day: Sunny. Patchy fog in the morning. Highs 69 to 84.

Night: Partly cloudy. Lows 39 to 54.

Boise Mountains, ID

Today
Sunny
69°/ 41° 21°/
0%
Tuesday
Thunderstorms
66°/ 38° 19°/
30%
Wednesday
Sunny
69°/ 41° 21°/
0%
Thu Night-Fri
Cloudy
42°
0%
Fri Night
Rain Showers
34°
20%
Saturday
Cloudy
59°15°
0%
Sunday
Cloudy
59°15°
0%

Day: Patchy fog this morning. Sunny. Highs 69 to 84.

Night: Increasing clouds. Lows 41 to 56.

Montana City, MT

Today
Sunny
63°/ 41° 17°/
0%
Tuesday
Mostly Cloudy
63°/ 42° 17°/
20%
Wednesday
Sunny
64°/ 43° 18°/
0%
Thu Night
Clear
43°
0%
Friday
Sunny
65°/ 34° 18°/
20%
Sat Night
Rain
34°
20%
Sunday
Rain
55°13°
20%

Day: Sunny. Highs 63 to 71. South winds up to 10 mph.

Night: Mostly clear. Lows 41 to 47. South winds up to 5 mph.

Camas Prairie, ID

Today
Sunny
73°/ 42° 23°/
0%
Tuesday
Partly Cloudy
71°/ 39° 22°/
0%
Wednesday
Sunny
75°/ 44° 24°/
0%
Thu Night-Fri
Cloudy
46°
0%
Fri Night
Cloudy
36°
0%
Saturday
Cloudy
36°
0%
Sunday
Cloudy
36°
0%

Day: Sunny. Highs 73 to 78. East winds 10 to 15 mph.

Night: Mostly cloudy. Lows 42 to 47. East winds up to 10 mph.

Bozeman, MT

Today
Sunny
72°/ 45° 22°/
0%
Tuesday
Partly Cloudy
75°/ 48° 24°/
20%
Wednesday
Sunny
75°/ 48° 24°/
0%
Thu Night
Clear
48°
0%
Friday
Sunny
78°/ 45° 26°/
20%
Sat Night-Sun
Rain
42°
20%

Day: Sunny. Patchy fog early in the morning. Highs in the lower 70s. Southeast winds up to 5 mph shifting to the northwest in the afternoon.

Night: Mostly clear. Lows in the mid 40s. Southeast winds up to 10 mph.

Trident, MT

Today
Sunny
62°/ 45° 17°/
0%
Tuesday
Sunny
64°/ 48° 18°/
0%
Wednesday
Sunny
64°/ 48° 18°/
0%
Thursday
Clear
48°
0%
Friday
Clear
48°/ 45° /
20%
Sat Night
Rain
38°
20%
Sunday
Rain
54°12°
20%

Day: Sunny. Highs 62 to 70. South winds up to 10 mph.

Night: Mostly clear. Lows in the mid 40s. Southeast winds up to 10 mph.

East Missoula, MT

Today
Sunny
70°/ 40° 21°/
0%
Tuesday
Cloudy
68°/ 40° 20°/
0%
Wednesday
Sunny
68°/ 40° 20°/
0%
Thursday
Cloudy
82°/ 45° 28°/
0%
Friday
Cloudy
65°/ 38° 18°/
20%
Saturday
Cloudy
55°/ 42° 13°/
0%
Sunday
Mostly Cloudy
55°13°
0%

Day: Mostly sunny. Patchy fog early in the morning. Highs in the 70s.

Night: Mostly clear. Lows in the 40s.

Cooke City, MT

Today
Sunny
68°/ 32° 20°/
0%
Tuesday
Partly Cloudy
68°/ 35° 20°/
50%
Wednesday
Sunny
65°/ 35° 18°/
0%
Thursday
Sunny
72°/ 38° 22°/
0%
Friday
Sunny
70°/ 38° 21°/
0%
Saturday
Rain Showers
68°/ 35° 20°/
20%
Sunday
Rain Showers
65°18°
30%

Day: Sunny. Highs in the upper 60s. West winds 5 to 10 mph.

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

Names listed above may include county names.

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