Jaycee Park Prospect Heights, IL Weather Forecast

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Jaycee Park Prospect Heights, IL Weather Forecast

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Jaycee Park Prospect Heights IL weather  - Clear - 61°F
Clear
61°F
Updated 6:00 am
Feels Like 61°F
Humidity 93%
Wind N 0 mph
Barometer  30.15 in
Dew Point 59°F
Jaycee Park Prospect Heights IL weather  - Clear - 16°C
Clear
16°C
Updated 6:00 am
Feels Like 16°C
Humidity 93%
Wind N 0 km/h
Barometer  102.1 kPa
Dew Point 15°C

Jaycee Park Prospect Heights Weather Forecast

EARLY THIS MORNING TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Jaycee Park Prospect Heights, IL Weather - Early This Morning Partly Cloudy Jaycee Park Prospect Heights, IL Weather - Today Chance Of Showers Jaycee Park Prospect Heights, IL Weather - Tonight Chance Of T-Storm Jaycee Park Prospect Heights, IL Weather - Sunday Chance Of T-Storm Jaycee Park Prospect Heights, IL Weather - Sunday Night Chance Of Showers Jaycee Park Prospect Heights, IL Weather - Monday Partly Cloudy Jaycee Park Prospect Heights, IL Weather - Monday Night Partly Cloudy Jaycee Park Prospect Heights, IL Weather - Tuesday Chance Of Showers Jaycee Park Prospect Heights, IL Weather - Tuesday Night Partly Cloudy Jaycee Park Prospect Heights, IL Weather - Wednesday Partly Cloudy Jaycee Park Prospect Heights, IL Weather - Wednesday Night Chance Of Showers Jaycee Park Prospect Heights, IL Weather - Thursday Partly Cloudy
Partly Cloudy Chance of Showers Chance of T-Storm Chance of T-Storm Chance of Showers Partly Cloudy Partly Cloudy Chance of Showers Partly Cloudy Partly Cloudy Chance of Showers Partly Cloudy
Hi: 65°FHi: 18°C
Hi: 80°FHi: 27°C
Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
Lo: 75°FLo: 24°C Hi: 90°FHi: 32°C
Lo: 75°FLo: 24°C Hi: 90°FHi: 32°C
Lo: 71°FLo: 22°C Hi: 85°FHi: 29°C
POP: 20% POP: 30% POP: 30% POP: 20% POP: 20% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 441 AM CDT Sat Aug 29 2026 Jaycee Park Prospect Heights, IL Weather - WeatherWorld.com

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Issued: 200 AM CDT Sat Aug 29 2026

Key Messages

  • Periodic showers and storms are possible through early next week, but many hours will remain dry
  • Heat and humidity ramp up next week with highest heat indices expected mid-week

Discussion

... Issued at 200 AM CDT Sat Aug 29 2026

Surface high pressure that has made for pleasant conditions the past couple of days is slowly departing to the east. An upper level ridge is expected to slowly slide eastward and expand across the Great Plains today. There is a fairly stout MCS in eastern South ...