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Fallon, MT Weather Forecast

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Fallon, MT Weather Forecast

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Fallon MT weather - Clear - 68°F
Clear
68°F
Updated 10:09 am
Feels Like 51°F
Humidity 52%
Wind WNW 28 mph
Barometer  30.02 in
Dew Point 50°F
Fallon MT weather - Clear - 20°C
Clear
20°C
Updated 10:09 am
Feels Like 11°C
Humidity 52%
Wind WNW 45 km/h
Barometer  101.6 kPa
Dew Point 10°C
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Fallon Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Fallon, MT Weather - Today Sunny Fallon, MT Weather - Tonight Chance Of Showers Fallon, MT Weather - Wednesday Sunny Fallon, MT Weather - Wednesday Night Clear Fallon, MT Weather - Thursday Sunny Fallon, MT Weather - Thursday Night Mostly Clear Fallon, MT Weather - Friday Chance Of Showers Fallon, MT Weather - Friday Night Chance Of Showers Fallon, MT Weather - Saturday Partly Sunny Fallon, MT Weather - Saturday Night Chance Of Showers Fallon, MT Weather - Sunday Chance Of Showers Fallon, MT Weather - Sunday Night Chance Of Showers
Sunny Chance of Showers Sunny Clear Sunny Mostly Clear Chance of Showers Chance of Showers Partly Sunny Chance of Showers Chance of Showers Chance of Showers
Hi: 75°FHi: 24°C
 Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Lo: 49°FLo: 9°C Hi: 89°FHi: 32°C
 Lo: 51°FLo: 11°C Hi: 71°FHi: 22°C
Lo: 41°FLo: 5°C		 Hi: 71°FHi: 22°C
Lo: 41°FLo: 5°C		 Hi: 69°FHi: 21°C
 Lo: 41°FLo: 5°C Hi: 65°FHi: 18°C
 Lo: 40°FLo: 4°C
POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 506 AM MDT Tue Sep 08 2026 Fallon, MT Weather - WeatherWorld.com

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Fallon Forecast Discussion

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Issued: 1200 AM MDT Tue Sep 8 2026

Key Messages

  • Strong west winds are expected today. Gusts up to 60 mph in the Little Rockies this morning and up to 55 mph elsewhere are possible.
  • Showers and thunderstorms will move through NE Montana this afternoon and evening.
  • Warm day ahead a cold front Thursday, then cooler with the chance of showers through the weekend.

Discussion

... WEATHER PATTERN OVERVIEW: A strong upper low is over southern Saskatchewan early this morning. The low will move northeast into Manitoba today. Meanwhile, a stro...