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Granite Mountain Memorial, MT Weather Forecast

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Granite Mountain Memorial, MT Weather Forecast

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Granite Mountain Memorial MT weather - Clear - 75°F
Clear
75°F
Updated 5:04 pm
Feels Like 60°F
Humidity 33%
Wind SE 14 mph
Barometer  30.04 in
Dew Point 44°F
Granite Mountain Memorial MT weather - Clear - 24°C
Clear
24°C
Updated 5:04 pm
Feels Like 15°C
Humidity 33%
Wind SE 23 km/h
Barometer  101.7 kPa
Dew Point 7°C
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Granite Mountain Memorial Weather Forecast

TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Granite Mountain Memorial, MT Weather - Tonight Chance Of T-Storm Granite Mountain Memorial, MT Weather - Saturday Chance Of T-Storm Granite Mountain Memorial, MT Weather - Saturday Night Chance Of T-Storm Granite Mountain Memorial, MT Weather - Sunday Chance Of T-Storm Granite Mountain Memorial, MT Weather - Sunday Night Mostly Clear Granite Mountain Memorial, MT Weather - Monday Sunny Granite Mountain Memorial, MT Weather - Monday Night Mostly Clear Granite Mountain Memorial, MT Weather - Tuesday Chance Of T-Storm Granite Mountain Memorial, MT Weather - Tuesday Night Chance Of T-Storm Granite Mountain Memorial, MT Weather - Wednesday Chance Of T-Storm Granite Mountain Memorial, MT Weather - Wednesday Night Chance Of Rain Granite Mountain Memorial, MT Weather - Thursday Chance Of Rain
Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Mostly Clear Sunny Mostly Clear Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Rain Chance of Rain
Lo: 46°FLo: 8°C Hi: 70°FHi: 21°C
 Lo: 36°FLo: 2°C Hi: 60°FHi: 16°C
 Lo: 35°FLo: 2°C Hi: 70°FHi: 21°C
 Lo: 40°FLo: 4°C Hi: 76°FHi: 24°C
 Lo: 45°FLo: 7°C Hi: 70°FHi: 21°C
 Lo: 36°FLo: 2°C Hi: 66°FHi: 19°C
POP: 40% POP: 90% POP: 70% POP: 60% POP: 30% POP: 50% POP: 40% POP: 20% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 PM MDT Fri Aug 28 2026 Granite Mountain Memorial, MT Weather - WeatherWorld.com

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Issued: 1254 PM MDT Fri Aug 28 2026

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KEY MESSAGES:
  • Isolated thunderstorms across southwest Montana and Lemhi County this evening. More widespread showers and thunderstorms Saturday.
  • Temperatures cooling through the weekend, running 10 degrees below normal by Sunday

The Northern Rockies remains sandwiched between a broad low pressure system over British Columbia and high pressure centered over the four corners region. The end result is southwest flow aloft over western Montana and north central Idaho. Another pulse of en...