Weather World
Nelsons Reservoir, MT 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Nelsons Reservoir, MT Weather Forecast
Nelsons Reservoir, MT Weather Forecast Date: 511 AM MDT Sat Aug 01 2026
The area/counties/county of: Northern Valley, including the city of Opheim.or toggle through each period.
Today... Sunny, hot with highs in the upper 90s. West wind around 5 mph, becoming south 10 to 15 mph this afternoon.
Tonight... Partly cloudy. Hazy. Lows in the upper 60s. Southeast wind around 15 mph, becoming southwest after midnight.
Sunday... Sunny. Hazy in the morning. Areas of smoke. Breezy with highs in the lower 80s. West wind 15 to 25 mph.
Sunday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Northwest wind 15 to 20 mph.
Monday... Partly sunny. Cooler with highs in the mid 60s. Northwest wind around 20 mph.
Monday Night... Partly cloudy. Lows in the mid 40s.
Tuesday... Mostly clear. Highs in the lower 70s. Lows in the lower 50s.
Tuesday Night... Mostly clear. Highs in the lower 70s. Lows in the lower 50s.
Wednesday... Partly cloudy. Highs in the mid 80s. Lows in the upper 50s.
Thursday... Partly cloudy. Highs in the mid 80s. Lows in the upper 50s.
POP = Probability of Precipitation
Nelsons Reservoir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...