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Fishtail, MT Weather Forecast
Fishtail, MT Weather Forecast Dated: 400 PM Sun Sep 13 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate.
Sunday, September 13, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
70°F 21°C
Sunny
Pleasant near 75°F 24°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the NNE to the WSW at 7 mph 11 km/h.
Monday, September 14, 2026
Mid-Morning
55°F 13°C
Scattered Showers
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
56°F 13°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds building from W at 8 mph 13 km/h to NNW at 17 mph 26 km/h. Gusts up to 22 mph 36 km/h.
Tuesday, September 15, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
60°F 16°C
Sunny
Enjoyable around 68°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the E to the WNW at 9 mph 15 km/h.
Wednesday, September 16, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
62°F 17°C
Sunny
Mild temperatures up to 69°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the NNW to the SSW at 6 mph 10 km/h.
Thursday, September 17, 2026
Mid-Morning
60°F 15°C
Overcast
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
73°F 23°C
Overcast
Very warm with a high of 81°F 27°C, overcast throughout the day, with steady humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
79°F 26°C
Nearby Thunderstorms
Early-Evening
63°F 17°C
Scattered Showers
Pleasant near 79°F 26°C, heavy thunderstorms conditions at times, with increasing humidity and steady pressure. Winds shifting from the NNW to the SSW at 6 mph 9 km/h.
Saturday, September 19, 2026
Mid-Morning
56°F 14°C
Light Showers
Mid-Afternoon
62°F 17°C
Nearby Thunderstorms
Early-Evening
59°F 15°C
Light Showers
Comfortable at 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
58°F 14°C
Cloudy
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
63°F 17°C
Cloudy
Enjoyable around 74°F 23°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the SW to the ESE at 7 mph 11 km/h.
Monday, September 21, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
67°F 20°C
Sunny
Mild temperatures up to 76°F 24°C, overcast through the afternoon, turning sunny this evening, with lower humidity and barometric pressure falling. Winds switching from the E to the SSW at 8 mph 12 km/h.
Tuesday, September 22, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
71°F 22°C
Partly Cloudy
Mild with a high of 79°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds moving from the NNW to the SSW at 8 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
70°F 21°C
Overcast
Pleasant near 79°F 26°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds swinging from the E to the W at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
64°F 18°C
Scattered Showers
Comfortable with temperatures reaching 76°F 25°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds shifting from the W to the SW at 10 mph 15 km/h.
Friday, September 25, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
67°F 20°C
Overcast
Enjoyable around 76°F 24°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the SSW to the SW at 5 mph 8 km/h.
Saturday, September 26, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
68°F 20°C
Overcast
Mild temperatures up to 79°F 26°C, overcast throughout the day, with steady humidity and barometric pressure falling.
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