Tue Jan 7 10:36:30 PM EST 2025 Helena Valley- Including Helena 834 PM MST Tue Jan 7 2025 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 11 AM MST WEDNESDAY... .REST OF TONIGHT...Colder. Mostly clear late in the evening then becoming mostly cloudy. Widespread dense fog. Lows 10 to 15. Southeast winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. Patchy dense fog in the morning. A 50 percent chance of snow in the afternoon. Highs 35 to 40. Southeast winds 5 to 10 mph shifting to the west 10 to 15 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy. A 50 percent chance of snow in the evening. Lows 15 to 20. West winds up to 10 mph. .THURSDAY...Partly cloudy in the morning then clearing. Highs 30 to 35. West winds up to 5 mph. .THURSDAY NIGHT...Partly cloudy. Lows 15 to 20. South winds up to 10 mph. .FRIDAY...Mostly cloudy. Highs 35 to 40. .FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of snow and rain. Lows around 25. .SATURDAY...Mostly cloudy with a 50 percent chance of snow. Highs around 35. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 40 percent chance of snow. Lows 15 to 20. Highs around 30. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Lows 10 to 15. .MONDAY...Mostly cloudy. Highs around 30. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 10 to 15. Highs around 30. && TEMPERATURE / PRECIPITATION Helena 13 40 21 34 / 0 40 40 0