Helena, MT Severe Weather Alert | Weather Underground

Cloudy with rain and snow. Some mixed winter precipitation possible. High 47F. Winds NNW at 10 to 20 mph. Chance of rain 100%.

Tonight

Sun 10/11

Low 31°f

97% Precip. / 1.4 in

Watching a potential winter storm. Periods of snow. Low 31F. Winds NNW at 10 to 20 mph. Chance of snow 100%. 1 to 3 inches of snow expected.

Tomorrow

Mon 10/12

High 34°f29°f

80% Precip. / 1.5 in

Watching a potential winter storm. Cloudy with snow. Temps nearly steady in the low to mid 30s. Winds NNW at 10 to 15 mph. Chance of snow 80%. Snow accumulating 1 to 3 inches.

Hourly Forecast

Now

46°

2PM

78%

41°

3PM

100%

41°

4PM

99%

39°

5PM

83%

39°

6PM

69%

38°

6:49PM

Sunset

7PM

84%

37°

8PM

89%

37°

9PM

85%

37°

10PM

93%

36°

11PM

97%

36°

12AM

95%

36°

1AM

90%

35°

2AM

90%

35°

3AM

76%

35°

4AM

60%

35°

5AM

93%

34°

6AM

87%

33°

7AM

80%

33°

7:40AM

Sunrise

8AM

66%

32°

9AM

54%

32°

10AM

47%

31°

11AM

52%

31°

12PM

43%

31°

1PM

43%

32°

Precipitation

100%

Wintry mix likely to continue

Additional Conditions

Pressure 29.75 in
Visibility 10 miles
Clouds Cloudy
Dew Point36°F
Humidity 69%
Rainfall 0.01 in
Snow Depth 0 in

KHLN Station History

Almanac for October 10, 2026

Forecast Average Record
Temperature
High 56°F 61°F 87°F 2015
Low 34°F 36°F 9°F 2009
Rain/Snow Depth
Precipitation 0.75 in 3.3 in -
Snow 1.4 in 0 in -

Almanac for October 11, 2026

Forecast Average Record
Temperature
High 36°F 60°F 83°F
Low 30°F 36°F 14°F

Astronomy

Sun Rise Set
Actual Time 7:38 AM 6:50 PM
Civil Twilight 7:08 AM 7:20 PM
Nautical Twilight 6:33 AM 7:55PM
Astronomical Twilight 5:58 AM 8:30 PM

Length of Visible Light 12h 11m
Length of Day 11h 11m
Tomorrow will be 3 minutes 14 seconds shorter

Moon 7:48 AM 6:30 PM
New0% of the Moon is Illuminated

Oct 10

New Moon

Oct 18

Waxing Half First Qtr

Oct 25

Full Moon

Nov 1

Waning Half Last Qtr

Nearby Weather Stations

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