| NWS Forecast for: Helena Valley Issued by: National Weather Service Great Falls, MT Last Update: 206 PM MDT Sun May 26 2024 | |
| Tonight: Mostly clear. Lows around 40. West winds 10 to 20 mph with gusts to around 35 mph shifting to the southwest 5 to 10 mph after midnight. Memorial Day: Sunny. Highs 70 to 75. South winds 5 to 10 mph shifting to the west in the afternoon. Monday Night: Partly cloudy. Lows in the mid 40s. Northwest winds up to 5 mph shifting to the south after midnight. Tuesday: Warmer. Sunny in the morning, then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 80 to 85. Southeast winds up to 10 mph. Tuesday Night: Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 50. South winds up to 10 mph. Chance of precipitation 50 percent. Wednesday: Cooler. Rain showers likely and chance of thunderstorms. Highs around 65. Chance of precipitation 70 percent. Wednesday Night: Colder. Mostly cloudy with a 50 percent chance of rain. Lows around 40. Thursday: Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 50 percent. Thursday Night: Partly cloudy with a 20 percent chance of rain. Lows 35 to 40. Friday: Partly cloudy with a 20 percent chance of thunderstorms. Highs around 65. Friday Night And Saturday: Mostly clear. Lows around 40. Highs 70 to 75. Saturday Night: Partly cloudy. Lows around 45. Sunday: Mostly cloudy. Highs 75 to 80. | |
| Zone Forecast: Helena Valley | |
Visit your local NWS office at: https://www.weather.gov/tfx |