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Big Sandy, MT Weather Forecast

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Big Sandy, MT Weather Forecast

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Big Sandy MT weather - Clear - 67°F
Clear
67°F
Updated 3:43 pm
Feels Like 58°F
Humidity 48%
Wind ENE 8 mph
Barometer  30.2 in
Dew Point 47°F
Big Sandy MT weather - Clear - 19°C
Clear
19°C
Updated 3:43 pm
Feels Like 15°C
Humidity 48%
Wind ENE 13 km/h
Barometer  102.2 kPa
Dew Point 8°C
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Big Sandy Weather Forecast

REST OF TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY THURSDAY FRIDAY
Big Sandy, MT Weather - Rest Of Today Chance Of Rain Big Sandy, MT Weather - Tonight Mostly Cloudy Big Sandy, MT Weather - Sunday Sunny Big Sandy, MT Weather - Sunday Night Mostly Clear Big Sandy, MT Weather - Monday Sunny Big Sandy, MT Weather - Monday Night Mostly Clear Big Sandy, MT Weather - Tuesday Mostly Clear Big Sandy, MT Weather - Tuesday Night Partly Cloudy Big Sandy, MT Weather - Wednesday Partly Cloudy Big Sandy, MT Weather - Thursday Partly Cloudy Big Sandy, MT Weather - Friday Partly Cloudy
Chance of Rain Mostly Cloudy Sunny Mostly Clear Sunny Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Hi: 65°FHi: 18°C
 Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
 Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Hi: 80°FHi: 27°C
Lo: 50°FLo: 10°C		 Hi: 80°FHi: 27°C
Lo: 50°FLo: 10°C		 Hi: 79°FHi: 26°C
Lo: 51°FLo: 11°C		 Hi: 79°FHi: 26°C
Lo: 51°FLo: 11°C		 Hi: 79°FHi: 26°C
Lo: 51°FLo: 11°C		 Hi: 79°FHi: 26°C
Lo: 51°FLo: 11°C
POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 117 PM MDT Sat Sep 19 2026 Big Sandy, MT Weather - WeatherWorld.com

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Issued: 101 PM MDT Sat Sep 19 2026

Key Messages

  • Rain will slowly end from west to east across Southwest and Central Montana through the overnight hours tonight.
  • Drier and warmer weather pattern develops for the upcoming week.

Discussion

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A vertically stacked mid-upper level low, centered over southern will slowly track east into Wyoming through tonight while gradually weakening. As the system continues eastward tonight, a few lingering showers remain possible across southwestern Montana into Sunday morning as moisture wraps around...