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Sudden Lake, MT Weather Forecast

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Sudden Lake, MT Weather Forecast

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Sudden Lake MT weather - Mostly Cloudy - 47°F
Mostly Cloudy
47°F
Updated 3:45 am
Feels Like 38°F
Humidity 89%
Wind N 5 mph
Barometer  30.12 in
Dew Point 44°F
Sudden Lake MT weather - Mostly Cloudy - 8°C
Mostly Cloudy
8°C
Updated 3:45 am
Feels Like 4°C
Humidity 89%
Wind N 8 km/h
Barometer  102 kPa
Dew Point 7°C
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Sudden Lake Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Sudden Lake, MT Weather - Today Chance Of Showers Sudden Lake, MT Weather - Tonight Patchy Fog Sudden Lake, MT Weather - Friday Partly Cloudy Sudden Lake, MT Weather - Friday Night Patchy Fog Sudden Lake, MT Weather - Saturday Mostly Sunny Sudden Lake, MT Weather - Saturday Night Mostly Clear Sudden Lake, MT Weather - Sunday Sunny Sudden Lake, MT Weather - Sunday Night Mostly Clear Sudden Lake, MT Weather - Monday Mostly Sunny Sudden Lake, MT Weather - Monday Night Mostly Clear Sudden Lake, MT Weather - Tuesday Mostly Sunny Sudden Lake, MT Weather - Tuesday Night Partly Cloudy
Chance of Showers Patchy Fog Partly Cloudy Patchy Fog Mostly Sunny Mostly Clear Sunny Mostly Clear Mostly Sunny Mostly Clear Mostly Sunny Partly Cloudy
Hi: 60°FHi: 16°C
 Lo: 40°FLo: 4°C Hi: 66°FHi: 19°C
 Lo: 40°FLo: 4°C Hi: 66°FHi: 19°C
 Lo: 36°FLo: 2°C Hi: 75°FHi: 24°C
 Lo: 40°FLo: 4°C Hi: 75°FHi: 24°C
 Lo: 40°FLo: 4°C Hi: 66°FHi: 19°C
 Lo: 35°FLo: 2°C
POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 1233 AM MDT Thu Oct 01 2026 Sudden Lake, MT Weather - WeatherWorld.com

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Issued: 1249 AM MDT Thu Oct 1 2026

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KEY MESSAGES:
  • Patchy valley fog this morning, especially Northwest Montana.
  • Warming and drying trend Friday through Sunday.
  • Increasing westerly winds on Monday and potential isolated afternoon storms as a weak disturbance flattens the ridge.
  • Strong high pressure re-establishes late next week, maintaining a prolonged warm and dry pattern.

Today through Friday Night: Patchy morning valley fog will dissipate by mid- to late morning. Otherwise, zonal flow aloft will bring periodic mid- a...