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Upper Boulder Lake, MT Weather Forecast

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Upper Boulder Lake, MT Weather Forecast

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Upper Boulder Lake MT weather - Clear - 62°F
Clear
62°F
Updated 9:56 am
Feels Like 52°F
Humidity 48%
Wind N 0 mph
Barometer  30.31 in
Dew Point 42°F
Upper Boulder Lake MT weather - Clear - 17°C
Clear
17°C
Updated 9:56 am
Feels Like 11°C
Humidity 48%
Wind N 0 km/h
Barometer  102.6 kPa
Dew Point 6°C
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Upper Boulder Lake Weather Forecast

TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Upper Boulder Lake, MT Weather - Today Smoke Upper Boulder Lake, MT Weather - Tonight Chance Of T-Storm Upper Boulder Lake, MT Weather - Tuesday Chance Of T-Storm Upper Boulder Lake, MT Weather - Tuesday Night Chance Of T-Storm Upper Boulder Lake, MT Weather - Wednesday Chance Of T-Storm Upper Boulder Lake, MT Weather - Wednesday Night Chance Of T-Storm Upper Boulder Lake, MT Weather - Thursday Chance Of T-Storm Upper Boulder Lake, MT Weather - Thursday Night Chance Of T-Storm Upper Boulder Lake, MT Weather - Friday Rain Showers Upper Boulder Lake, MT Weather - Friday Night Chance Of Showers Upper Boulder Lake, MT Weather - Saturday Chance Of Showers Upper Boulder Lake, MT Weather - Saturday Night Chance Of Showers
Smoke Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Rain Showers Chance of Showers Chance of Showers Chance of Showers
Hi: 74°FHi: 23°C
 Lo: 50°FLo: 10°C Hi: 73°FHi: 23°C
 Lo: 50°FLo: 10°C Hi: 75°FHi: 24°C
 Lo: 51°FLo: 11°C Hi: 74°FHi: 23°C
 Lo: 49°FLo: 9°C Hi: 72°FHi: 22°C
 Lo: 49°FLo: 9°C Hi: 70°FHi: 21°C
 Hi: 66°FHi: 19°C
Lo: 45°FLo: 7°C
POP: 20% POP: 50% POP: 40% POP: 40% POP: 50% POP: 50% POP: 20% POP: 20% POP: 30% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 417 AM MDT Mon Aug 24 2026 Upper Boulder Lake, MT Weather - WeatherWorld.com

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Upper Boulder Lake Forecast Discussion

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Issued: 542 AM MDT Mon Aug 24 2026

Key Messages

  • Cooler, drier, and less windy conditions move in for the next couple of days, but there will be lingering gusty winds in the Milk River Valley area today.
  • Temperatures warm back above average and shower and thunderstorm activity increases in coverage by mid-week.
  • A Pacific weather system looks to bring more shower and thunderstorm activity, cooler temperatures, and gusty westerly winds this weekend into early next week.

Discussion

... /Issued 506 AM MDT Mon Aug 24 2026/
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