Saybrook, IL Weather Forecast

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Saybrook, IL Weather Forecast

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Saybrook IL weather  - Clear - 74°F
Clear
74°F
Updated 7:09 pm
Feels Like 80°F
Humidity 78%
Wind W 7 mph
Barometer  30.06 in
Dew Point 67°F
Saybrook IL weather  - Clear - 23°C
Clear
23°C
Updated 7:09 pm
Feels Like 27°C
Humidity 78%
Wind W 11 km/h
Barometer  101.8 kPa
Dew Point 19°C

Saybrook Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Saybrook, IL Weather - Tonight Chance Of Showers Saybrook, IL Weather - Thursday Chance Of T-Storm Saybrook, IL Weather - Thursday Night Clearing Saybrook, IL Weather - Friday Sunny Saybrook, IL Weather - Friday Night Partly Cloudy Saybrook, IL Weather - Saturday Partly Cloudy Saybrook, IL Weather - Sunday Partly Cloudy Saybrook, IL Weather - Sunday Night Mostly Cloudy Saybrook, IL Weather - Monday Mostly Sunny Saybrook, IL Weather - Monday Night Chance Of Showers Saybrook, IL Weather - Tuesday Partly Sunny Saybrook, IL Weather - Tuesday Night Chance Of Showers
Chance of Showers Chance of T-Storm Clearing Sunny Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Sunny Chance of Showers Partly Sunny Chance of Showers
Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
Lo: 59°FLo: 15°C Hi: 80°FHi: 27°C
Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C
Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C
Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 70°FLo: 21°C Hi: 85°FHi: 29°C
Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C
POP: 20% POP: 50% POP: 40% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 612 PM CDT Wed Sep 09 2026 Saybrook, IL Weather - WeatherWorld.com

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Issued: 636 PM CDT Wed Sep 9 2026

Key Messages

  • Isolated strong to severe thunderstorms south of Interstate 70 this afternoon carry a risk of localized damaging wind gusts.
  • Localized heavy rainfall tonight will yield pockets of 1 to 2 inch totals near and south of I-70, leading to potential ponding in low-lying areas.

Discussion

... Issued at 1222 PM CDT Wed Sep 9 2026

Regional radar mosaic indicates a band of showers along a confluence zone dissipating as it tracks east near I-55 early this afternoon. An outflow boundary well ahead ...