I-15 weather conditions near Helena, Montana
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Clear 54°F 2025-06-23T23:30:00
Tonight 2025-06-23, Mostly Clear. Mostly clear, with a low around 45. Light south southwest wind.
Tuesday 2025-06-24, Sunny. Sunny, with a high near 78. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Tuesday Night 2025-06-24, Slight Chance Showers then Mostly Clear. A 20 percent chance of showers before midnight. Mostly clear, with a low around 52. East wind around 6 mph becoming southwest in the evening.
Wednesday 2025-06-25, Sunny. Sunny, with a high near 82. Light and variable wind becoming south southeast 5 to 7 mph in the afternoon.
Wednesday Night 2025-06-25, Mostly Cloudy. Mostly cloudy, with a low around 56. Southwest wind 3 to 6 mph.
Thursday 2025-06-26, Partly Sunny then Chance Showers. A 40 percent chance of showers after noon. Partly sunny, with a high near 79. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night 2025-06-26, Slight Chance T-storms then Mostly Cloudy. A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. West southwest wind 3 to 8 mph.
Friday 2025-06-27, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night 2025-06-27, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Saturday 2025-06-28, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Saturday Night 2025-06-28, Mostly Clear. Mostly clear, with a low around 52.
Sunday 2025-06-29, Sunny. Sunny, with a high near 83.
Sunday Night 2025-06-29, Clear. Clear, with a low around 54.
Monday 2025-06-30, Sunny. Sunny, with a high near 89.