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Carter Lake, MT Weather Forecast

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Carter Lake, MT Weather Forecast

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Carter Lake MT weather - Clear - 59°F
Clear
59°F
Updated 7:01 pm
Feels Like 60°F
Humidity 51%
Wind NE 7 mph
Barometer  29.94 in
Dew Point 41°F
Carter Lake MT weather - Clear - 15°C
Clear
15°C
Updated 7:01 pm
Feels Like 16°C
Humidity 51%
Wind NE 11 km/h
Barometer  101.3 kPa
Dew Point 5°C
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Carter Lake Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY
Carter Lake, MT Weather - Tonight Mostly Cloudy Carter Lake, MT Weather - Wednesday Mostly Sunny Carter Lake, MT Weather - Wednesday Night Partly Cloudy Carter Lake, MT Weather - Thursday Mostly Sunny Carter Lake, MT Weather - Thursday Night Partly Cloudy Carter Lake, MT Weather - Friday Mostly Sunny Carter Lake, MT Weather - Friday Night Mostly Cloudy Carter Lake, MT Weather - Saturday Mostly Cloudy Carter Lake, MT Weather - Saturday Night Rain And Snow Carter Lake, MT Weather - Sunday Snow And Rain Carter Lake, MT Weather - Sunday Night Snow And Rain Carter Lake, MT Weather - Columbus Day Chance Of Snow
Mostly Cloudy Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy Mostly Sunny Mostly Cloudy Mostly Cloudy Rain and Snow Snow and Rain Snow and Rain Chance of Snow
Lo: 41°FLo: 5°C Hi: 65°FHi: 18°C
 Lo: 39°FLo: 4°C Hi: 69°FHi: 21°C
 Lo: 41°FLo: 5°C Hi: 79°FHi: 26°C
 Hi: 59°FHi: 15°C
Lo: 41°FLo: 5°C		 Hi: 59°FHi: 15°C
Lo: 41°FLo: 5°C		 Lo: 31°FLo: -1°C Hi: 41°FHi: 5°C
 Lo: 29°FLo: -2°C Hi: 45°FHi: 7°C
POP = Probability of Precipitation.
Weather Outlook Updated: 501 PM MDT Tue Oct 06 2026 Carter Lake, MT Weather - WeatherWorld.com

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Carter Lake Forecast Discussion

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Issued: 1239 PM MDT Tue Oct 6 2026

Key Messages

  • If fires were to develop this week, smoke could potentially produce light haze in our region.
  • Overcast skies, possible precipitation, and low temperatures anticipated this weekend and into Monday.
  • Weekend precipiation will primarily be rain, with chances for snow peaking Sunday night.

Discussion

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An upper-level ridge over the western US will result in high temperatures that are 5 to 15 degrees above normal and relatively dry conditions today. If fires were to develop nearby, the HRRR...