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Nelson Reservoir, MT Weather Forecast

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Nelson Reservoir, MT Weather Forecast

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Nelson Reservoir MT weather - Partly Cloudy - 73°F
Partly Cloudy
73°F
Updated 5:45 pm
Feels Like 67°F
Humidity 33%
Wind N 0 mph
Barometer  30.05 in
Dew Point 42°F
Nelson Reservoir MT weather - Partly Cloudy - 23°C
Partly Cloudy
23°C
Updated 5:45 pm
Feels Like 19°C
Humidity 33%
Wind N 0 km/h
Barometer  101.7 kPa
Dew Point 6°C
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Nelson Reservoir Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Nelson Reservoir, MT Weather - Tonight Mostly Clear Nelson Reservoir, MT Weather - Thursday Sunny Nelson Reservoir, MT Weather - Thursday Night Mostly Clear Nelson Reservoir, MT Weather - Friday Sunny Nelson Reservoir, MT Weather - Friday Night Increasing Clouds Nelson Reservoir, MT Weather - Saturday Sunny Nelson Reservoir, MT Weather - Saturday Night Partly Cloudy Nelson Reservoir, MT Weather - Sunday Partly Sunny Nelson Reservoir, MT Weather - Sunday Night Chance Of Showers Nelson Reservoir, MT Weather - Monday Chance Of Showers Nelson Reservoir, MT Weather - Monday Night Chance Of Showers Nelson Reservoir, MT Weather - Tuesday Mostly Sunny
Mostly Clear Sunny Mostly Clear Sunny Increasing Clouds Sunny Partly Cloudy Partly Sunny Chance of Showers Chance of Showers Chance of Showers Mostly Sunny
Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Lo: 50°FLo: 10°C Hi: 79°FHi: 26°C
 Lo: 45°FLo: 7°C Hi: 65°FHi: 18°C
 Lo: 40°FLo: 4°C Hi: 61°FHi: 16°C
 Lo: 41°FLo: 5°C Hi: 59°FHi: 15°C
 Lo: 39°FLo: 4°C Hi: 60°FHi: 16°C
POP: 50% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 350 PM MDT Wed Sep 23 2026 Nelson Reservoir, MT Weather - WeatherWorld.com

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Issued: 456 PM MDT Wed Sep 23 2026

Key Messages

  • Isolated showers and thunderstorms this afternoon, mainly west of Billings and in far eastern Montana.
  • Warm and dry end of the work week; 80s return.
  • Unsettled and cooler Sunday into early next week.

Discussion

...

Rest of Today through Tuesday...

As a shortwave trough exits Montana today, isolated showers and a few weak thunderstorms are expected to develop this afternoon. Expect the chance for precipitation to exist mainly over the mountains and foothills west of Billings. Gusty winds ...