I-15 weather conditions near Helena, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Partly Cloudy 61°F 2024-05-21T17:05:00
• This Afternoon 2024-05-21, Slight Chance Rain. A 20 percent chance of rain. Partly sunny, with a high near 64. West wind around 11 mph, with gusts as high as 23 mph.
• Tonight 2024-05-21, Mostly Cloudy then Slight Chance Rain. A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 45. West wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 23 mph.
• Wednesday 2024-05-22, Chance Rain then Showers. A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 59. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
• Wednesday Night 2024-05-22, Rain/Snow. Rain showers before 10pm, then rain and snow showers. Some thunder is also possible. Low around 35. Northwest wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
• Thursday 2024-05-23, Rain/Snow then Showers Likely. Rain and snow before noon, then rain showers likely. Some thunder is also possible. High near 47. North northwest wind 9 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
• Thursday Night 2024-05-23, Slight Chance Rain then Partly Cloudy. A 20 percent chance of rain before midnight. Partly cloudy, with a low around 35. West northwest wind around 6 mph becoming south southwest after midnight.
• Friday 2024-05-24, Partly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.
• Friday Night 2024-05-24, Mostly Cloudy. Mostly cloudy, with a low around 41. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.
• Saturday 2024-05-25, Showers Likely. A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 63.
• Saturday Night 2024-05-25, Chance T-storms then Chance Rain. A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 42.
• Sunday 2024-05-26, Chance Rain. A chance of rain. Partly sunny, with a high near 61.
• Sunday Night 2024-05-26, Partly Cloudy. Partly cloudy, with a low around 40.
• Memorial Day 2024-05-27, Mostly Sunny. Mostly sunny, with a high near 71.
• Monday Night 2024-05-27, Mostly Clear. Mostly clear, with a low around 45.
• Tuesday 2024-05-28, Sunny. Sunny, with a high near 79.