| NWS Forecast for: Gallatin Valley Issued by: National Weather Service Great Falls, MT Last Update: 336 PM MDT Sat Oct 24 2026 | |
| Tonight: Mostly clear. Areas of fog after midnight. Lows in the lower 20s. Southeast winds up to 5 mph. Sunday: Sunny. Areas of fog in the morning. Highs in the lower 40s. North winds up to 5 mph. Sunday Night: Partly cloudy. Lows in the lower 20s. East winds up to 5 mph. Gusts up to 30 mph in the evening. Monday: Mostly sunny. Highs around 50. East winds up to 5 mph shifting to the southwest in the afternoon. Monday Night: Mostly cloudy. Chance of rain and snow in the evening, then rain and snow likely after midnight. Lows in the upper 20s. Southeast winds up to 10 mph. Gusts up to 20 mph in the evening. Chance of precipitation 70 percent. Tuesday: Mostly cloudy. Rain and snow likely in the morning, then chance of rain and snow in the afternoon. Highs in the mid 40s. Chance of precipitation 70 percent. Tuesday Night: Mostly cloudy with a 20 percent chance of rain in the evening, then partly cloudy after midnight. Lows in the mid 20s. Wednesday And Wednesday Night: Partly cloudy. Highs in the upper 40s. Lows in the mid 20s. Thursday: Partly sunny. A 20 percent chance of rain and snow in the afternoon. Highs in the upper 40s. Thursday Night: Mostly cloudy with a 50 percent chance of rain and snow. Lows in the mid 20s. Friday: Partly sunny. Chance of snow in the morning, then slight chance of rain and snow in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent. Friday Night: Mostly cloudy with a 40 percent chance of rain and snow. Lows in the mid 20s. Saturday: Mostly cloudy with chance of snow in the morning, then mostly sunny with slight chance of rain and snow in the afternoon. Highs in the mid 40s. Chance of precipitation 40 percent. | |
| Zone Forecast: Gallatin Valley | |
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