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Jim Lake, MT Weather Forecast

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Jim Lake, MT Weather Forecast

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Jim Lake MT weather - Clear - 72°F
Clear
72°F
Updated 1:08 pm
Feels Like 57°F
Humidity 40%
Wind N 0 mph
Barometer  29.93 in
Dew Point 47°F
Jim Lake MT weather - Clear - 22°C
Clear
22°C
Updated 1:08 pm
Feels Like 14°C
Humidity 40%
Wind N 0 km/h
Barometer  101.4 kPa
Dew Point 8°C
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Jim Lake Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Jim Lake, MT Weather - Today Mostly Sunny Jim Lake, MT Weather - Tonight Chance Of T-Storm Jim Lake, MT Weather - Friday Chance Of T-Storm Jim Lake, MT Weather - Friday Night Mostly Cloudy Jim Lake, MT Weather - Saturday Mostly Cloudy Jim Lake, MT Weather - Saturday Night Chance Of T-Storm Jim Lake, MT Weather - Sunday Chance Of T-Storm Jim Lake, MT Weather - Sunday Night Chance Of Rain Jim Lake, MT Weather - Monday Chance Of Rain Jim Lake, MT Weather - Monday Night Mostly Clear Jim Lake, MT Weather - Tuesday Mostly Sunny Jim Lake, MT Weather - Tuesday Night Partly Cloudy
Mostly Sunny Chance of T-Storm Chance of T-Storm Mostly Cloudy Mostly Cloudy Chance of T-Storm Chance of T-Storm Chance of Rain Chance of Rain Mostly Clear Mostly Sunny Partly Cloudy
Hi: 75°FHi: 24°C
 Lo: 45°FLo: 7°C Hi: 65°FHi: 18°C
 Lo: 40°FLo: 4°C Hi: 60°FHi: 16°C
 Lo: 36°FLo: 2°C Hi: 50°FHi: 10°C
 Lo: 36°FLo: 2°C Hi: 56°FHi: 13°C
 Lo: 35°FLo: 2°C Hi: 60°FHi: 16°C
 Lo: 36°FLo: 2°C
POP: 70% POP: 20% POP: 70% POP: 90% POP: 60% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 AM MDT Thu Sep 10 2026 Jim Lake, MT Weather - WeatherWorld.com

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Issued: 106 AM MDT Thu Sep 10 2026

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KEY MESSAGES:
  • Today will be the warmest day before the change back to fall- like weather.
  • Choppy lake conditions today due to westerly winds between 15 and 25 mph, and locally higher speeds expected over the Divide.
  • Stiff northeast winds are possible Friday night through Saturday creating choppy conditions on area lakes.
  • Cutoff Low brings widespread rain, with snow above 6000 feet Saturday night into Sunday.

The synoptic setup for the next few days is interesting. A strong low pressu...