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Troy Grove, Illinois Weather Forecast
Troy Grove, Illinois Weather
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Weather Forecast for Troy Grove, Illinois : LaSalle County
Issued: 3:11 am CST Nov 5, 2025 Latitude: 41.4678108 Longitude: -89.0831383 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Veterans Day
Partly Sunny on Today Mostly Clear on Tonight Increasing Clouds on Thursday 20% chance of rain on Friday 50% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday Partly Sunny on Veterans Day
High: 60°F Low: 32°F High: 58°F High: 64°F High: 51°F High: 37°F High: 36°F High: 45°F
Low: 49°F Low: 36°F Low: 29°F Low: 20°F Low: 21°F  
Partly Sunny Mostly Clear Increasing Clouds Rain Rain Mostly Sunny Sunny Partly Sunny
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Current Conditions at
PERU - (KVYS)
55°
Clear
as of 4:35 AM CST
Rel. Humidity: 66%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
13 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
54°
Clear
as of 4:35 AM CST
Rel. Humidity: 76%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
10 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
54°
Clear
as of 4:35 AM CST
Rel. Humidity: 66%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
7 MPH
210° Southwest
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, then gradually becoming sunny, with a high near 60. Breezy, with a west southwest wind 10 to 15 mph becoming north northwest 15 to 20 mph. Winds could gust as high as 35 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 32. Northwest wind 5 to 10 mph becoming light and variable after midnight.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 58. Light south wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

80% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms before midnight, then showers and possibly a thunderstorm between midnight and 3am, then showers after 3am. Low around 49. South southeast wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

20% chance of rain Friday Friday... A 20 percent chance of showers before noon. Mostly sunny, with a high near 64. West wind 10 to 15 mph, with gusts as high as 25 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 36.

50% chance of rain Saturday Saturday... A 50 percent chance of rain after noon. Partly sunny, with a high near 51.

20% chance of rain & snow Saturday Night Saturday Night... A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 29.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 37.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 20.

Sunny on Monday Monday... Sunny, with a high near 36.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 21.

Partly Sunny on Veterans Day Veterans Day... Partly sunny, with a high near 45.

Current Radar Image


Sun Almanac for Troy Grove, Illinois
Sunrise: 06:34 AM
Sunset: 4:46 PM
Civil Sunrise:06:04 AM
Civil Sunset: 5:15 PM
Nautical Sunrise: 05:32 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 04:59 AM
Astro Sunset: 6:21 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.