| NWS Forecast for: Helena Valley Issued by: National Weather Service Great Falls, MT Last Update: 210 AM MDT Sun Jun 1 2025 | |
| Today: Not as warm. Mostly cloudy. Slight chance of rain showers in the morning, then slight chance of thunderstorms in the afternoon. Highs 70 to 75. Northwest winds 5 to 15 mph. Chance of precipitation 20 percent. Tonight: Cooler, cloudy. Slight chance of thunderstorms in the evening, then rain showers likely and slight chance of thunderstorms after midnight. Lows 45 to 50. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. Monday: Cooler. Rain showers likely in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Highs 55 to 60. Northwest winds 10 to 15 mph. Chance of precipitation 70 percent. Monday Night: Colder. Mostly cloudy in the evening then clearing. Lows 35 to 40. Northwest winds up to 10 mph. Tuesday: Warmer. Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 65 to 70. Light winds becoming northeast 5 to 10 mph in the afternoon. Tuesday Night: Mostly cloudy. Lows around 40. Wednesday: Partly cloudy with a 20 percent chance of thunderstorms. Highs around 70. Wednesday Night Through Thursday Night: Partly cloudy. Lows 45 to 50. Highs around 75. Friday: Mostly cloudy. Highs around 80. Friday Night: Mostly clear. Lows around 50. Saturday: Sunny with a 20 percent chance of thunderstorms. Highs 75 to 80. | |
| Zone Forecast: Helena Valley | |
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