Shell Reservoir, MT Weather Forecast

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Shell Reservoir, MT Weather Forecast

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Shell Reservoir MT weather  - Light Rain - 55°F
Light Rain
55°F
Updated 1:51 am
Feels Like 52°F
Humidity 100%
Wind NE 7 mph
Barometer  30.18 in
Dew Point 55°F
Shell Reservoir MT weather  - Light Rain - 13°C
Light Rain
13°C
Updated 1:51 am
Feels Like 11°C
Humidity 100%
Wind NE 11 km/h
Barometer  102.2 kPa
Dew Point 13°C

Shell Reservoir Weather Forecast

TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Shell Reservoir, MT Weather - Today Chance Of Showers Shell Reservoir, MT Weather - Tonight Rain Showers Shell Reservoir, MT Weather - Tuesday Clouds Shell Reservoir, MT Weather - Tuesday Night Chance Of T-Storm Shell Reservoir, MT Weather - Wednesday Chance Of T-Storm Shell Reservoir, MT Weather - Wednesday Night Mostly Clear Shell Reservoir, MT Weather - Thursday Sunny Shell Reservoir, MT Weather - Thursday Night Partly Cloudy Shell Reservoir, MT Weather - Friday Sunny Shell Reservoir, MT Weather - Friday Night Mostly Clear Shell Reservoir, MT Weather - Saturday Mostly Sunny Shell Reservoir, MT Weather - Saturday Night Partly Cloudy
Chance of Showers Rain Showers Clouds Chance of T-Storm Chance of T-Storm Mostly Clear Sunny Partly Cloudy Sunny Mostly Clear Mostly Sunny Partly Cloudy
Hi: 65°FHi: 18°C
Lo: 49°FLo: 9°C Hi: 75°FHi: 24°C
Lo: 51°FLo: 11°C Hi: 79°FHi: 26°C
Lo: 50°FLo: 10°C Hi: 81°FHi: 27°C
Lo: 55°FLo: 13°C Hi: 85°FHi: 29°C
Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C
POP: 30% POP: 20% POP: 40% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 1244 AM MDT Mon Sep 21 2026 Shell Reservoir, MT Weather - WeatherWorld.com

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Issued: 1235 AM MDT Mon Sep 21 2026

Key Messages

  • Areas of fog through the morning commute.
  • Warmer and drier for the work week. 80s return midweek.
  • Scattered showers and storms late Tuesday into Wednesday.

Discussion

... Next 7 Days...

As the slow moving upper level low finally makes its exit to our east, we will see clearing skies and temps return to average. While the next system to impact the region will zip through Tuesday and Wednesday, the next large weather maker could impact us this weekend, however a lot of uncertainty remains...