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Hays, MT Weather Forecast
Hays, MT Weather Forecast Date: 427 PM MDT Wed Oct 14 2026
The area/counties/county of: Bears Paw Mountains And Southern Blaine, including the city of Rocky Boy.or toggle through each period.
Tonight... Mostly clear. Lows in the lower 30s. Northwest winds 5 to 15 mph. Gusts up to 40 mph after midnight.
Thursday... Sunny. Highs 41 to 47. Northwest winds 5 to 15 mph. Gusts up to 40 mph Decreasing to 30 mph in the afternoon.
Thursday Night... Mostly clear. Lows around 30. South winds up to 5 mph with gusts to around 20 mph shifting to the southeast 5 to 15 mph with gusts to around 30 mph after midnight.
Friday... Not as cool. Sunny. Highs 57 to 63. South winds 5 to 10 mph with gusts to around 30 mph.
Friday Night... Not as cool. Mostly clear. Lows 41 to 47. Southwest winds 5 to 10 mph with gusts to around 30 mph.
Saturday... Partly cloudy. Highs 67 to 73. Lows in the upper 30s.
Saturday Night... Partly cloudy. Highs 67 to 73. Lows in the upper 30s.
Sunday... Cooler, sunny. Highs in the mid 50s.
Sunday Night... Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.
Monday... Partly cloudy. Lows in the upper 30s. Highs in the upper 50s.
Monday Night... Mostly cloudy. Lows in the upper 30s. Highs in the lower 50s.
Tuesday... Mostly cloudy. Lows in the upper 30s. Highs in the lower 50s.
Tuesday Night... Mostly cloudy with a 20% chance of rain. Lows in the mid 30s.
POP = Probability of Precipitation
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