| NWS Forecast for: Madison River Valley Issued by: National Weather Service Great Falls, MT Last Update: 621 PM MDT Wed Jul 22 2026 | |
| Rest Of Tonight: Mostly cloudy. Chance of thunderstorms early in the evening, then chance of rain showers and slight chance of thunderstorms late in the evening. Lows in the upper 50s. South winds up to 5 mph. Chance of precipitation 50 percent. Thursday: Mostly sunny. A 50 percent chance of thunderstorms in the afternoon. Highs in the upper 80s. South winds up to 5 mph shifting to the west in the afternoon. Thursday Night: Mostly clear. A 20 percent chance of thunderstorms in the evening. Lows 57 to 63. Southwest winds up to 15 mph. Friday: Sunny. Highs in the lower 90s. Southwest winds 5 to 15 mph with gusts to around 30 mph. Friday Night: Mostly clear. Lows 58 to 64. South winds 10 to 15 mph with gusts to around 30 mph. Saturday: Breezy. Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 91 to 97. Saturday Night: Breezy. Partly cloudy. Lows 57 to 63. Sunday: Sunny. Highs in the lower 90s. Sunday Night: Partly cloudy. Lows in the upper 50s. Monday: Sunny. Highs around 90. Monday Night: Partly cloudy. Lows in the upper 50s. Tuesday: Sunny. Highs around 90. Tuesday Night: Partly cloudy. Lows in the upper 50s. Wednesday: Sunny. Highs around 90. | |
| Zone Forecast: Madison River Valley | |
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