7-Day Forecast Summary
7-Day Detailed Weather Forecast for Helena
Today |
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Temperature: 82°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: Showers and thunderstorms before 3pm, then showers and thunderstorms likely between 3pm and 4pm, then showers and thunderstorms. Mostly cloudy. High near 82, with temperatures falling to around 80 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
Tonight |
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Temperature: 73°F Wind Speed: 5 mph Wind Direction: S Forecast: Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 4am, then showers and thunderstorms likely. Mostly cloudy. Low around 73, with temperatures rising to around 75 overnight. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
Wednesday |
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Temperature: 87°F Wind Speed: 5 to 15 mph Wind Direction: S Forecast: Showers and thunderstorms likely before 10am, then a chance of showers and thunderstorms between 10am and 11am, then showers and thunderstorms likely between 11am and 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 87. South wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible. |
Wednesday Night |
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Temperature: 79°F Wind Speed: 10 to 15 mph Wind Direction: S Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 79. South wind 10 to 15 mph. Chance of precipitation is 70%. |
Thursday |
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Temperature: 87°F Wind Speed: 15 mph Wind Direction: S Forecast: Showers and thunderstorms before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and thunderstorms. Mostly cloudy, with a high near 87. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. |
Thursday Night |
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Temperature: 78°F Wind Speed: 10 to 15 mph Wind Direction: S Forecast: Showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 10pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 78. South wind 10 to 15 mph. Chance of precipitation is 80%. |
Juneteenth |
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Temperature: 88°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Showers and thunderstorms likely before 7am, then showers and thunderstorms. Mostly cloudy, with a high near 88. Southwest wind 10 to 15 mph. Chance of precipitation is 80%. |
Friday Night |
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Temperature: 75°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 5 to 10 mph. |
Saturday |
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Temperature: 88°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 7am, then showers and thunderstorms likely between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 88. West wind 0 to 5 mph. |
Saturday Night |
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Temperature: 75°F Wind Speed: 0 to 5 mph Wind Direction: S Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind 0 to 5 mph. |
Sunday |
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Temperature: 89°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southwest wind 5 to 10 mph. |
Sunday Night |
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Temperature: 78°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. South wind 5 to 10 mph. |
Monday |
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Temperature: 91°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph. |
Monday Night |
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Temperature: 78°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: Mostly clear, with a low around 78. Southwest wind 5 to 10 mph. |
