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Port Jackson, Illinois Weather Forecast
Port Jackson, Illinois Weather
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Weather Forecast for Port Jackson, Illinois : Crawford County
Issued: 1:11 pm CST Dec 17, 2025 Latitude: 38.8636561 Longitude: -87.7783618 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Sunny on This Afternoon 30% chance of rain on Tonight 100% chance of rain on Thursday Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Partly Sunny on Monday Mostly Cloudy on Tuesday
High: 53°F Low: 49 °F High: 55°F High: 34°F High: 51°F High: 40°F High: 44°F High: 55°F
Low: 22°F Low: 27°F Low: 24°F Low: 26°F Low: 38°F  
Mostly Sunny Rain Rain Sunny Partly Sunny Mostly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
LAWRENCEVILLE - (KLWV)
54°
Clear
as of 12:53 PM CST
Rel. Humidity: 50%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
ROBINSON - (KRSV)
52°
Clear
as of 12:55 PM CST
Rel. Humidity: 57%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
55°
Clear
as of 12:55 PM CST
Rel. Humidity: 43%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
55°
Clear
as of 12:50 PM CST
Rel. Humidity: 47%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 53. West southwest wind around 6 mph becoming south southeast.

30% chance of rain Tonight Tonight... A slight chance of showers before 3am, then a chance of showers after 5am. Increasing clouds, with a temperature rising to around 49 by 3am. South wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

100% chance of rain Thursday Thursday... Showers, mainly after 9am. High near 55. Breezy, with a south wind 14 to 22 mph becoming west in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 22. West wind 13 to 18 mph, with gusts as high as 26 mph.

Sunny on Friday Friday... Sunny, with a high near 34. West wind 6 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 27. South wind 6 to 14 mph, with gusts as high as 22 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 51. South wind 11 to 16 mph, with gusts as high as 25 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 24.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 40.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 26.

Partly Sunny on Monday Monday... Partly sunny, with a high near 44.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 38.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 55.

Current Radar Image


Sun Almanac for Port Jackson, Illinois
Sunrise: 07:04 AM
Sunset: 4:31 PM
Civil Sunrise:06:34 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:28 AM
Astro Sunset: 6:07 PM
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