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Upper Corkscrew Lake, MT Weather Forecast

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Upper Corkscrew Lake, MT Weather Forecast

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Upper Corkscrew Lake MT weather - Clear - 63°F
Clear
63°F
Updated 11:59 am
Feels Like 40°F
Humidity 51%
Wind SW 12 mph
Barometer  30.21 in
Dew Point 45°F
Upper Corkscrew Lake MT weather - Clear - 17°C
Clear
17°C
Updated 11:59 am
Feels Like 5°C
Humidity 51%
Wind SW 19 km/h
Barometer  102.3 kPa
Dew Point 7°C
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Upper Corkscrew Lake Weather Forecast

REST OF TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Upper Corkscrew Lake, MT Weather - Rest Of Today Chance Of Showers Upper Corkscrew Lake, MT Weather - Tonight Chance Of Showers Upper Corkscrew Lake, MT Weather - Monday Sunny Upper Corkscrew Lake, MT Weather - Monday Night Mostly Clear Upper Corkscrew Lake, MT Weather - Tuesday Sunny Upper Corkscrew Lake, MT Weather - Tuesday Night Chance Of Showers Upper Corkscrew Lake, MT Weather - Wednesday Chance Of T-Storm Upper Corkscrew Lake, MT Weather - Wednesday Night Partly Cloudy Upper Corkscrew Lake, MT Weather - Thursday Sunny Upper Corkscrew Lake, MT Weather - Thursday Night Mostly Clear Upper Corkscrew Lake, MT Weather - Friday Sunny Upper Corkscrew Lake, MT Weather - Friday Night Partly Cloudy
Chance of Showers Chance of Showers Sunny Mostly Clear Sunny Chance of Showers Chance of T-Storm Partly Cloudy Sunny Mostly Clear Sunny Partly Cloudy
Hi: 55°FHi: 13°C
 Lo: 29°FLo: -2°C Hi: 69°FHi: 21°C
 Lo: 31°FLo: -1°C Hi: 70°FHi: 21°C
 Lo: 35°FLo: 2°C Hi: 69°FHi: 21°C
 Lo: 35°FLo: 2°C Hi: 71°FHi: 22°C
 Lo: 39°FLo: 4°C Hi: 71°FHi: 22°C
 Lo: 39°FLo: 4°C
POP: 20% POP: 20% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 904 AM MDT Sun Sep 20 2026 Upper Corkscrew Lake, MT Weather - WeatherWorld.com

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Issued: 448 AM MDT Sun Sep 20 2026

Key Messages

  • Flood Watch in effect through Sunday for central and eastern portions of the forecast area. Heaviest rain shifts eastward through the day.
  • Patchy fog this morning and again overnight tonight into Monday AM. Dense fog is possible early Monday.
  • Warmer and drier for the work week.

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Next 7 Days...

The upper level low is slowly progressing through Central WY tonight with an ill-defined surface low roughly vertically stacked. The flow around this feature continues to advect plain...