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Turtle Lake, MT Weather Forecast

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Turtle Lake, MT Weather Forecast

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Turtle Lake MT weather - Clear - 46°F
Clear
46°F
Updated 2:27 am
Feels Like 48°F
Humidity 100%
Wind N 0 mph
Barometer  30.14 in
Dew Point 46°F
Turtle Lake MT weather - Clear - 8°C
Clear
8°C
Updated 2:27 am
Feels Like 9°C
Humidity 100%
Wind N 0 km/h
Barometer  102.1 kPa
Dew Point 8°C
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Turtle Lake Weather Forecast

TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Turtle Lake, MT Weather - Today Mostly Sunny Turtle Lake, MT Weather - Tonight Mostly Clear Turtle Lake, MT Weather - Monday Mostly Sunny Turtle Lake, MT Weather - Monday Night Mostly Clear Turtle Lake, MT Weather - Tuesday Partly Cloudy Turtle Lake, MT Weather - Tuesday Night Partly Cloudy Turtle Lake, MT Weather - Wednesday Partly Cloudy Turtle Lake, MT Weather - Wednesday Night Partly Cloudy Turtle Lake, MT Weather - Thursday Partly Cloudy Turtle Lake, MT Weather - Thursday Night Mostly Cloudy Turtle Lake, MT Weather - Friday Chance Of Rain Turtle Lake, MT Weather - Friday Night Chance Of Rain
Mostly Sunny Mostly Clear Mostly Sunny Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Chance of Rain Chance of Rain
Hi: 76°FHi: 24°C
 Lo: 46°FLo: 8°C Hi: 80°FHi: 27°C
 Lo: 46°FLo: 8°C Hi: 76°FHi: 24°C
 Lo: 46°FLo: 8°C Hi: 70°FHi: 21°C
 Lo: 45°FLo: 7°C Hi: 70°FHi: 21°C
 Lo: 46°FLo: 8°C Hi: 70°FHi: 21°C
 Lo: 40°FLo: 4°C
POP: 30% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 AM MDT Sun Sep 20 2026 Turtle Lake, MT Weather - WeatherWorld.com

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Turtle Lake Forecast Discussion

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Issued: 144 AM MDT Sun Sep 20 2026

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KEY MESSAGES:
  • Patchy fog this morning.
  • Warm, dry week ahead for the region.
  • Showers return late next week or early next weekend.

The low pressure system that brought rain over the last couple days is moving east across Wyoming this morning. In its wake, high pressure will build over the Northern Rockies today. Recent rainfall combined with decreasing cloud cover and stable conditions the next few days will cause patchy fog in many of the valleys of central Idaho and western Montana t...