Weather Alert
Mason Lake Weather Warning NWS WEATHER ALERT FOR THE MASON LAKE, MT AREA - DENSE FOG ADVISORY Issued: 105 PM MDT Sun Oct 25 2026 Mason Lake Weather Warning

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Mason Lake, MT Weather - Hour by Hour Forecast

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Mason Lake, MT Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 30°F-1°C, dew point 30°F-1°C, humidity 100%. Wind direction is NW at 5 mph8 km/h with visibility of 9 mi14 km. Barometric pressure is 30.28 in1025 mb.
Rest of Tonight - Mostly clear until early morning then becoming mostly cloudy. Areas of dense fog. Lows in the mid 20s. Southeast winds up to 10 mp.. Full Forecast
Monday - Mostly cloudy. Patchy dense fog in the morning. Highs 40 to 48. South winds 5 to 15 mph with gusts to around 35 mph... Full Forecast

Mason Lake Hourly Weather

24 Hour Forecast Scroll
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Mason Lake, MT Hourly Weather - Cloudy - 11:00 PM Mason Lake, MT Hourly Weather - Cloudy - 12:00 AM Mason Lake, MT Hourly Weather - Cloudy - 1:00 AM Mason Lake, MT Hourly Weather - Cloudy - 2:00 AM Mason Lake, MT Hourly Weather - Cloudy - 3:00 AM Mason Lake, MT Hourly Weather - Cloudy - 4:00 AM Mason Lake, MT Hourly Weather - Cloudy - 5:00 AM Mason Lake, MT Hourly Weather - Cloudy - 6:00 AM Mason Lake, MT Hourly Weather - Cloudy - 7:00 AM Mason Lake, MT Hourly Weather - Cloudy - 8:00 AM Mason Lake, MT Hourly Weather - Cloudy - 9:00 AM Mason Lake, MT Hourly Weather - Cloudy - 10:00 AM Mason Lake, MT Hourly Weather - Cloudy - 11:00 AM Mason Lake, MT Hourly Weather - Cloudy - 12:00 PM Mason Lake, MT Hourly Weather - Cloudy - 1:00 PM Mason Lake, MT Hourly Weather - Cloudy - 2:00 PM Mason Lake, MT Hourly Weather - Cloudy - 3:00 PM Mason Lake, MT Hourly Weather - Cloudy - 4:00 PM Mason Lake, MT Hourly Weather - Cloudy - 5:00 PM Mason Lake, MT Hourly Weather - Cloudy - 6:00 PM Mason Lake, MT Hourly Weather - Cloudy - 7:00 PM Mason Lake, MT Hourly Weather - Cloudy - 8:00 PM Mason Lake, MT Hourly Weather - Cloudy - 9:00 PM Mason Lake, MT Hourly Weather - Cloudy - 10:00 PM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
38°F3°C 37°F3°C 36°F2°C 36°F2°C 35°F2°C 35°F2°C 36°F2°C 36°F2°C 36°F2°C 37°F3°C 37°F3°C 39°F4°C 41°F5°C 43°F6°C 44°F7°C 44°F7°C 45°F7°C 44°F7°C 44°F7°C 43°F6°C 42°F6°C 40°F4°C 39°F4°C 38°F3°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
47% 47% 33% 33% 33% 33% 33% 33% 37% 37% 37% 37% 37% 37% 29% 29% 29% 29% 29% 29% 24% 24% 24% 24%
31°F-1°C 30°F-1°C 30°F-1°C 29°F-2°C 29°F-2°C 29°F-2°C 28°F-2°C 28°F-2°C 28°F-2°C 29°F-2°C 29°F-2°C 29°F-2°C 28°F-2°C 28°F-2°C 28°F-2°C 27°F-3°C 27°F-3°C 27°F-3°C 27°F-3°C 27°F-3°C 27°F-3°C 28°F-2°C 28°F-2°C 28°F-2°C
76% 76% 79% 75% 78% 78% 72% 72% 72% 73% 73% 67% 60% 55% 53% 51% 49% 51% 51% 53% 55% 62% 64% 67%
S S S S S S S S S S S S S S S S S S S S S S S S
9 mph 9 mph 9 mph 8 mph 8 mph 8 mph 7 mph 7 mph 7 mph 9 mph 9 mph 9 mph 11 mph 11 mph 11 mph 12 mph 12 mph 12 mph 10 mph 10 mph 10 mph 10 mph 10 mph 10 mph
10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 3 mi5 km 3 mi5 km 3 mi5 km .75 mi1 km .75 mi1 km 3 mi5 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (MDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KEKS model statistics.

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Prob Precip % = Probability of Precipitation.

Mason Lake 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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