Summit, WI Weather Forecast

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Summit, WI Weather Forecast

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Summit WI weather  - Clear - 69°F
Clear
69°F
Updated 4:54 pm
Feels Like 62°F
Humidity 40%
Wind SSW 7 mph
Barometer  30.24 in
Dew Point 44°F
Summit WI weather  - Clear - 21°C
Clear
21°C
Updated 4:54 pm
Feels Like 17°C
Humidity 40%
Wind SSW 11 km/h
Barometer  102.4 kPa
Dew Point 7°C

Summit Weather Forecast

THIS AFTERNOON TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY WEDNESDAY
Summit, WI Weather - This Afternoon Sunny Summit, WI Weather - Tonight Mostly Cloudy Summit, WI Weather - Friday Partly Cloudy Summit, WI Weather - Friday Night Mostly Cloudy Summit, WI Weather - Saturday Partly Sunny 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 Mostly Cloudy Summit, WI Weather - Tuesday Mostly Cloudy Summit, WI Weather - Wednesday Chance Of Showers
Sunny Mostly Cloudy Partly Cloudy Mostly Cloudy Partly Sunny Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Chance of Showers
Hi: 69°FHi: 21°C
Lo: 50°FLo: 10°C Hi: 71°FHi: 22°C
Lo: 55°FLo: 13°C Hi: 70°FHi: 21°C
Hi: 61°FHi: 16°C
Lo: 51°FLo: 11°C
Hi: 61°FHi: 16°C
Lo: 51°FLo: 11°C
Hi: 51°FHi: 11°C
Lo: 41°FLo: 5°C
Hi: 51°FHi: 11°C
Lo: 41°FLo: 5°C
Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C
Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C
Hi: 59°FHi: 15°C
POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 123 PM CDT Thu Oct 22 2026 Summit, WI Weather - WeatherWorld.com

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Issued: 1230 PM CDT Thu Oct 22 2026

Key Messages

  • Areas of fog, locally dense, possible again late tonight into Friday morning.
  • Mild into the weekend, with high temperatures inland of Lake Michigan warming into the mid 60s to low 70s.
  • Light rain chances (20 to 40%) return Saturday evening, continuing at times through Monday. Rain chances linger through much of next week.
  • Cooler next week, with highs mainly in the 50s.

Discussion

... Issued at 1215 PM CDT Thu Oct 22 2026

Fog... Onshore breeze off the Bay has kept patchy fog around porti...