Forreston, Illinois Weather
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Weather Forecast for Forreston, Illinois : Ogle County
Issued: 3:12 am CDT Sep 16, 2025 Latitude: 42.1261367 Longitude: -89.5792801 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Mostly Clear on Overnight Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday 20% chance of on Friday 20% chance of on Saturday Partly Sunny on Sunday Partly Sunny on Monday
Low: 57°F High: 86°F High: 85°F High: 87°F High: 81°F High: 79°F High: 80°F High: 81°F
Low: 58°F Low: 58°F Low: 61°F Low: 61°F Low: 60°F Low: 62°F  
Mostly Clear Sunny Sunny Mostly Sunny Partly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
ROCKFORD - (KRFD)
61°
Mostly Clear
as of 2:54 AM CDST
Rel. Humidity: 87%
Dew Point: 57°F
Visibility: 9 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 25000ft
Current Conditions at
STERLING ROCK - (KSQI)
61°
Clear
as of 2:56 AM CDST
Rel. Humidity: 93%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
6 MPH
080° East
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 57. East wind around 5 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 86. East wind around 5 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 58. East northeast wind around 5 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 85. Calm wind becoming east around 5 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 58. East wind around 5 mph becoming calm.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 87.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers after 1am. Partly cloudy, with a low around 61.
20% chance of Friday Friday... A chance of showers after 1pm. Partly sunny, with a high near 81.
20% chance of rain Friday Night Friday Night... A chance of showers. Mostly cloudy, with a low around 61.
20% chance of Saturday Saturday... A chance of showers. Partly sunny, with a high near 79.
20% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 80.
20% chance of rain Sunday Night Sunday Night... A chance of showers. Mostly cloudy, with a low around 62.
Partly Sunny on Monday Monday... Partly sunny, with a high near 81.
Sun Almanac for Forreston, Illinois
Sunrise: 06:40 AM
Sunset: 7:06 PM
Civil Sunrise:06:12 AM
Civil Sunset: 7:34 PM
Nautical Sunrise: 05:39 AM
Nautical Sunset: 8:07 PM
Astro Sunrise: 05:05 AM
Astro Sunset: 8:41 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.