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Split Reservoir, MT Weather Forecast

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Split Reservoir, MT Weather Forecast

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Split Reservoir MT weather - Clear - 54°F
Clear
54°F
Updated 11:29 pm
Feels Like 63°F
Humidity 86%
Wind WNW 5 mph
Barometer  30.05 in
Dew Point 50°F
Split Reservoir MT weather - Clear - 12°C
Clear
12°C
Updated 11:29 pm
Feels Like 17°C
Humidity 86%
Wind WNW 8 km/h
Barometer  101.7 kPa
Dew Point 10°C
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Split Reservoir Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Split Reservoir, MT Weather - Tonight Mostly Clear Split Reservoir, MT Weather - Thursday Sunny Split Reservoir, MT Weather - Thursday Night Mostly Clear Split Reservoir, MT Weather - Friday Mostly Sunny Split Reservoir, MT Weather - Friday Night Partly Cloudy Split Reservoir, MT Weather - Saturday Sunny Split Reservoir, MT Weather - Saturday Night Partly Cloudy Split Reservoir, MT Weather - Sunday Partly Sunny Split Reservoir, MT Weather - Sunday Night Chance Of Showers Split Reservoir, MT Weather - Monday Chance Of Showers Split Reservoir, MT Weather - Monday Night Partly Cloudy Split Reservoir, MT Weather - Tuesday Partly Cloudy
Mostly Clear Sunny Mostly Clear Mostly Sunny Partly Cloudy Sunny Partly Cloudy Partly Sunny Chance of Showers Chance of Showers Partly Cloudy Partly Cloudy
Lo: 50°FLo: 10°C Hi: 81°FHi: 27°C
 Lo: 55°FLo: 13°C Hi: 81°FHi: 27°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 41°FLo: 5°C Hi: 69°FHi: 21°C
 Hi: 61°FHi: 16°C
Lo: 45°FLo: 7°C		 Hi: 61°FHi: 16°C
Lo: 45°FLo: 7°C		 Hi: 61°FHi: 16°C
Lo: 41°FLo: 5°C		 Hi: 61°FHi: 16°C
Lo: 41°FLo: 5°C
POP = Probability of Precipitation.
Weather Outlook Updated: 536 PM MDT Wed Sep 23 2026 Split Reservoir, MT Weather - WeatherWorld.com

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Split Reservoir Forecast Discussion

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Issued: 1240 PM MDT Wed Sep 23 2026

Key Messages

  • Showers and isolated thunderstorms taper off through the late afternoon into the evening.
  • High pressure brings warm and dry conditions on Thursday.
  • Gusty southerly winds Friday turn strong westerly on Saturday following a dry cold front passage.

Discussion

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The mid-level shortwave trough continues to push northeast out of eastern Montana towards southern Saskatchewan and northwestern North Dakota. As dynamic lift leaves the region, shower and embedded thunderstorm activity will dimin...