Weather WorldGartside Lake, MT 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Gartside Lake, MT Weather Forecast
Gartside Lake, MT Weather Forecast Date: 1251 PM MDT Thu Oct 29 2026
The area/counties/county of: Richland, including the cities of: Sidney and Fairview.or toggle through each period.
Rest of Today... Mostly sunny. Highs in the upper 40s. Northeast wind 5 to 10 mph.
Tonight... Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog. Lows in the mid 20s. Northeast wind around 5 mph.
Friday... Patchy fog in the morning. Partly sunny. Highs in the lower 50s. East wind 10 to 15 mph.
Friday Night... Cloudy. Lows in the upper 30s. East wind 5 to 10 mph.
Saturday... A slight chance of rain in the morning. Highs in the upper 50s. Southeast wind around 5 mph. Chance of rain 20%.
Saturday Night... A slight chance of rain. Lows in the upper 30s.
Sunday... Cloudy. Highs in the upper 50s.
Sunday Night... Rain likely. Lows in the lower 40s.
Monday... Rain likely. Highs in the lower 50s.
Monday Night... A chance of rain. Lows in the lower 30s.
Tuesday... A slight chance of rain. Highs in the lower 50s.
Tuesday Night... Mostly cloudy. Lows in the lower 30s.
POP = Probability of Precipitation
Gartside Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...