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Powell Lake, MT Weather Forecast
Powell Lake, MT Weather Forecast Dated: 1221 PM Tue Sep 22 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
69°F 20°C
Cloudy
Early-Evening
62°F 17°C
Overcast
Pleasant near 69°F 20°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
70°F 21°C
Partly Cloudy
Early-Evening
62°F 17°C
Partly Cloudy
Comfortable with temperatures reaching 70°F 21°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
67°F 20°C
Sunny
Enjoyable around 77°F 25°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Friday, September 25, 2026
Mid-Morning
60°F 16°C
Partly Cloudy
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
53°F 12°C
Drizzle
Mild temperatures up to 71°F 22°C, drier conditions through late afternoon before showers move in, with increasing humidity and steady pressure. Winds turning from the SE to the W at 9 mph 14 km/h.
Saturday, September 26, 2026
Mid-Morning
41°F 5°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
51°F 11°C
Overcast
Refreshing around 59°F 15°C, overcast throughout the day, with lower humidity and barometric pressure falling.
Sunday, September 27, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
54°F 12°C
Overcast
Mildly cool near 60°F 16°C, overcast throughout the day, with increasing humidity and barometric pressure falling.
Monday, September 28, 2026
Mid-Morning
43°F 6°C
Scattered Showers
Mid-Afternoon
49°F 9°C
Light Showers
Early-Evening
45°F 8°C
Light Showers
Chilly near 49°F 9°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
42°F 6°C
Overcast
Mid-Afternoon
51°F 10°C
Scattered Showers
Early-Evening
46°F 8°C
Nearby Thunderstorms
Crisp with a high near 51°F 10°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the W to the WSW at 8 mph 13 km/h.
Wednesday, September 30, 2026
Mid-Morning
42°F 5°C
Overcast
Mid-Afternoon
58°F 14°C
Cloudy
Early-Evening
52°F 11°C
Overcast
Refreshing around 58°F 14°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling.
Thursday, October 1, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
62°F 17°C
Sunny
Mild with a high of 68°F 20°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Friday, October 2, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
65°F 19°C
Sunny
Pleasant near 74°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Saturday, October 3, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
54°F 12°C
Light Showers
Early-Evening
43°F 6°C
Light Showers
Crisp with a high near 54°F 12°C, locally heavy downpours at times, with increasing humidity and steady pressure. New snow accumulation of 1 to 4 in. 3 to 10 cm. Winds moving from the NW to the WNW at 9 mph 15 km/h.
Sunday, October 4, 2026
Mid-Morning
35°F 2°C
Sunny
Mid-Afternoon
46°F 8°C
Sunny
Early-Evening
41°F 5°C
Sunny
Brisk around 46°F 8°C, sunny throughout the day, with lower humidity and barometric pressure falling. Snow accumulation up to 2 in. up to 5 cm. Winds swinging from the WSW to the SW at 6 mph 11 km/h.
Monday, October 5, 2026
Mid-Morning
37°F 3°C
Overcast
Mid-Afternoon
52°F 11°C
Overcast
Early-Evening
47°F 8°C
Overcast
Cool and brisk at 52°F 11°C, overcast throughout the day, with steady humidity and barometric pressure falling.
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