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Siamese Lakes, MT Weather Forecast

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Siamese Lakes, MT Weather Forecast

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Siamese Lakes MT weather - Mostly Cloudy - 45°F
Mostly Cloudy
45°F
Updated 2:32 pm
Feels Like 40°F
Humidity 82%
Wind SE 6 mph
Barometer  29.85 in
Dew Point 40°F
Siamese Lakes MT weather - Mostly Cloudy - 7°C
Mostly Cloudy
7°C
Updated 2:32 pm
Feels Like 4°C
Humidity 82%
Wind SE 10 km/h
Barometer  101.1 kPa
Dew Point 4°C
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Siamese Lakes Weather Forecast

TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
Siamese Lakes, MT Weather - Tonight Patchy Fog Siamese Lakes, MT Weather - Sunday Mostly Cloudy Siamese Lakes, MT Weather - Sunday Night Chance Of Rain Siamese Lakes, MT Weather - Monday Chance Of Rain Siamese Lakes, MT Weather - Monday Night Chance Of Snow Siamese Lakes, MT Weather - Tuesday Chance Of Snow Siamese Lakes, MT Weather - Tuesday Night Chance Of Snow Siamese Lakes, MT Weather - Wednesday Mostly Cloudy Siamese Lakes, MT Weather - Wednesday Night Chance Of Snow Siamese Lakes, MT Weather - Thursday Chance Of Snow Siamese Lakes, MT Weather - Thursday Night Chance Of Snow Siamese Lakes, MT Weather - Friday Chance Of Snow
Patchy Fog Mostly Cloudy Chance of Rain Chance of Rain Chance of Snow Chance of Snow Chance of Snow Mostly Cloudy Chance of Snow Chance of Snow Chance of Snow Chance of Snow
Lo: 30°FLo: -1°C Hi: 46°FHi: 8°C
 Lo: 35°FLo: 2°C Hi: 40°FHi: 4°C
 Lo: 30°FLo: -1°C Hi: 36°FHi: 2°C
 Lo: 25°FLo: -4°C Hi: 36°FHi: 2°C
 Lo: 26°FLo: -3°C Hi: 36°FHi: 2°C
 Lo: 26°FLo: -3°C Hi: 36°FHi: 2°C
POP: 50% POP: 70% POP: 70% POP: 50% POP: 30% POP: 20% POP: 20% POP: 30% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 102 PM MST Sat Nov 14 2026 Siamese Lakes, MT Weather - WeatherWorld.com

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Issued: 245 PM MST Sat Nov 14 2026

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KEY MESSAGES:
  • Mild and showery conditions with overnight fog and low stratus continue through Monday with generally light precipitation amounts.
  • Colder air arrives Tuesday and Wednesday, bringing mountain snow and a mix of rain and snow to valleys.

Expect scattered light showers across western Montana and north central Idaho through this evening. Precipitation will be light, with snow levels remaining above 5,000 feet, confining any snowfall to higher mountains and passes like Lost T...