Summit, WI Weather Forecast

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Summit, WI Weather Forecast

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Summit WI weather  - Clear - 62°F
Clear
62°F
Updated 11:47 am
Feels Like 55°F
Humidity 64%
Wind SW 12 mph
Barometer  30.29 in
Dew Point 50°F
Summit WI weather  - Clear - 17°C
Clear
17°C
Updated 11:47 am
Feels Like 13°C
Humidity 64%
Wind SW 19 km/h
Barometer  102.6 kPa
Dew Point 10°C

Summit Weather Forecast

TODAY TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Summit, WI Weather - Today Partly Cloudy Summit, WI Weather - Tonight Mostly Cloudy Summit, WI Weather - Saturday Partly Cloudy Summit, WI Weather - Saturday Night Mostly Cloudy Summit, WI Weather - Sunday Mostly Cloudy Summit, WI Weather - Sunday Night Mostly Cloudy Summit, WI Weather - Monday Mostly Cloudy Summit, WI Weather - Monday Night Chance Of Showers Summit, WI Weather - Tuesday Chance Of Showers Summit, WI Weather - Tuesday Night Chance Of Showers Summit, WI Weather - Wednesday Partly Sunny Summit, WI Weather - Wednesday Night Chance Of Showers
Partly Cloudy Mostly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Chance of Showers Chance of Showers Chance of Showers Partly Sunny Chance of Showers
Hi: 69°FHi: 21°C
Lo: 51°FLo: 11°C Hi: 70°FHi: 21°C
Lo: 51°FLo: 11°C Hi: 61°FHi: 16°C
Hi: 51°FHi: 11°C
Lo: 40°FLo: 4°C
Hi: 51°FHi: 11°C
Lo: 40°FLo: 4°C
Lo: 31°FLo: -1°C Hi: 51°FHi: 11°C
Lo: 39°FLo: 4°C Hi: 60°FHi: 16°C
Lo: 41°FLo: 5°C
POP: 30% POP: 40% POP: 30% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 1048 AM CDT Fri Oct 23 2026 Summit, WI Weather - WeatherWorld.com

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Issued: 619 AM CDT Fri Oct 23 2026

Key Messages

  • Dense fog into early Friday morning. Dense Fog Advisory until 9 AM Friday much of northeast and east-central Wisconsin.
  • Staying mild into the weekend, with high temperatures inland of Lake Michigan warming into the mid 60s to low 70s.
  • Rain chances (20-40%) Saturday night over northern WI, and late Monday into Tuesday over central WI.
  • Cooler start to next week, with highs mainly in the 50s.

Discussion

... Issued at 1055 PM CDT Thu Oct 22 2026

Dense fog into early Friday morning...Lingeri...