Shelf Lake, MT 14 Day Weather
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Shelf Lake, MT Weather Forecast


Shelf Lake, MT Weather Forecast Dated: 254 PM Tue Sep 22 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Tuesday, September 22, 2026
Mid-Morning
50°F 10°C
Partly Cloudy
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
53°F 12°C
Overcast
Refreshing around 63°F 17°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
55°F 13°C
Scattered Showers
Mildly cool near 62°F 17°C, scattered downpours possible, with lower humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
58°F 15°C
Sunny
Enjoyable around 69°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Friday, September 25, 2026
Mid-Morning
50°F 10°C
Cloudy
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
57°F 14°C
Overcast
Mild temperatures up to 68°F 20°C, cloudy in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds turning from the S to the SW at 9 mph 14 km/h. Gusts up to 23 mph 36 km/h.
Saturday, September 26, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
60°F 15°C
Partly Cloudy
Early-Evening
50°F 10°C
Overcast
Refreshing around 60°F 15°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds blowing from the WSW at 9 mph 15 km/h.
Sunday, September 27, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
67°F 19°C
Partly Cloudy
Early-Evening
56°F 13°C
Overcast
Mildly cool near 67°F 19°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and barometric pressure falling. Winds moving from the S to the SW at 7 mph 11 km/h.
Monday, September 28, 2026
Mid-Morning
51°F 11°C
Overcast
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
53°F 12°C
Scattered Showers
Comfortable at 65°F 18°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling.
Tuesday, September 29, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
55°F 13°C
Sunny
Cool with a high near 67°F 19°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
53°F 12°C
Cloudy
Refreshing around 65°F 18°C, sunny through the afternoon, turning overcast this evening, with steady humidity and barometric pressure falling.
Thursday, October 1, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
59°F 15°C
Partly Cloudy
Early-Evening
46°F 8°C
Overcast
Mildly cool near 59°F 15°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure rising. Winds swinging from the SSW to the WSW at 10 mph 16 km/h. Gusts up to 20 mph 33 km/h.
Friday, October 2, 2026
Mid-Morning
35°F 2°C
Overcast
Mid-Afternoon
50°F 10°C
Overcast
Early-Evening
40°F 4°C
Sunny
Chilly near 50°F 10°C, overcast through the afternoon, turning sunny this evening, with steady humidity and steady pressure.
Saturday, October 3, 2026
Mid-Morning
34°F 1°C
Overcast
Mid-Afternoon
50°F 10°C
Overcast
Early-Evening
42°F 5°C
Cloudy
Crisp with a high near 50°F 10°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling.
Sunday, October 4, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
50°F 10°C
Overcast
Refreshing around 62°F 17°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.
Monday, October 5, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
69°F 20°C
Overcast
Early-Evening
54°F 12°C
Partly Cloudy
Mild temperatures up to 69°F 20°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds shifting from the SSW to the SW at 7 mph 11 km/h.
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