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Deep Lake, IL Weather Forecast

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Deep Lake, IL Weather Forecast

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Deep Lake IL weather - Clear - 58°F
Clear
58°F
Updated 4:06 am
Feels Like 60°F
Humidity 100%
Wind N 0 mph
Barometer  30.03 in
Dew Point 58°F
Deep Lake IL weather - Clear - 14°C
Clear
14°C
Updated 4:06 am
Feels Like 16°C
Humidity 100%
Wind N 0 km/h
Barometer  101.7 kPa
Dew Point 14°C
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Deep Lake Weather Forecast

EARLY THIS MORNING TODAY TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY
Deep Lake, IL Weather - Early This Morning Mostly Clear Deep Lake, IL Weather - Today Sunny Deep Lake, IL Weather - Tonight Partly Cloudy Deep Lake, IL Weather - Saturday Partly Cloudy Deep Lake, IL Weather - Saturday Night Partly Cloudy Deep Lake, IL Weather - Sunday Chance Of Showers Deep Lake, IL Weather - Sunday Night Chance Of Showers Deep Lake, IL Weather - Monday Chance Of T-Storm Deep Lake, IL Weather - Monday Night Chance Of Showers Deep Lake, IL Weather - Tuesday Chance Of T-Storm Deep Lake, IL Weather - Tuesday Night Showers Likely Deep Lake, IL Weather - Wednesday Showers Likely
Mostly Clear Sunny Partly Cloudy Partly Cloudy Partly Cloudy Chance of Showers Chance of Showers Chance of T-Storm Chance of Showers Chance of T-Storm Showers Likely Showers Likely
Hi: 59°FHi: 15°C
 Hi: 79°FHi: 26°C
 Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
 Lo: 59°FLo: 15°C Hi: 75°FHi: 24°C
 Lo: 59°FLo: 15°C Hi: 79°FHi: 26°C
 Lo: 65°FLo: 18°C Hi: 79°FHi: 26°C
 Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
POP: 20% POP: 30% POP: 50% POP: 50% POP: 50% POP: 60% POP: 60%
POP = Probability of Precipitation.
Weather Outlook Updated: 311 AM CDT Fri Sep 11 2026 Deep Lake, IL Weather - WeatherWorld.com

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Issued: 310 AM CDT Fri Sep 11 2026

Key Messages

  • Quieter conditions with near to slightly above normal temperatures through Saturday.
  • Waves of heavy rain producing thunderstorms possible in the general region early to mid next week.

Discussion

... Issued at 310 AM CDT Fri Sep 11 2026

Surface high pressure is centered overhead across the western Great Lakes early this morning. Light winds under this high may support patchy fog development before dawn, particularly west- southwest of the Chicago metro area. However, the main threat for ...