| NWS Forecast for: Fallon County Issued by: National Weather Service Billings, MT Last Update: 1150 AM MDT Wed Mar 25 2026 |  |
| Rest Of Today: Partly sunny. Highs in the lower 70s. West winds 10 to 20 mph. Tonight: Mostly cloudy. Colder. Slight chance of rain showers early in the evening, then chance of rain showers in the late evening and overnight. Slight chance of rain showers after 3 am. Lows in the lower 30s. Northwest winds 10 to 20 mph. Chance of precipitation 30 percent. Thursday: Cloudy with slight chance of rain and snow showers early in the morning, then cloudy with slight chance of snow showers late in the morning. Partly sunny in the afternoon. Much colder. Highs in the lower 40s. Northwest winds 10 to 20 mph. Chance of precipitation 20 percent. Thursday Night: Partly cloudy. Colder. Lows around 18. Northwest winds 5 to 15 mph. Friday: Sunny. Highs in the upper 40s. West winds 5 to 15 mph. Friday Night: Mostly clear. Lows in the mid 20s. Saturday: Mostly sunny. Warmer. Highs in the lower 60s. Saturday Night: Mostly cloudy. Lows in the mid 30s. Sunday: Mostly sunny. Highs in the upper 60s. Sunday Night: Mostly cloudy. Lows in the upper 30s. Monday: Partly sunny. Highs in the mid 60s. Monday Night: Mostly cloudy. Lows in the mid 30s. Tuesday: Mostly cloudy. Highs in the upper 50s. Tuesday Night: Mostly cloudy. Slight chance of rain showers early in the evening, then slight chance of rain and snow showers in the late evening and overnight. Lows in the upper 20s. Chance of precipitation 20 percent. Wednesday: Mostly cloudy. Slight chance of snow showers in the morning, then slight chance of rain and snow showers in the afternoon. Cooler. Highs in the upper 40s. Chance of precipitation 20 percent. | |
| Zone Forecast: Fallon County | |
Visit your local NWS office at: https://www.weather.gov/byz |