National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Light Rain

50°F

10°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 5 Mar 11:52 am CST
Extended Forecast for

Chatham IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 61. West southwest wind 3 to 6 mph.

    High: 61 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 51. Light southeast wind becoming south southeast 5 to 10 mph in the evening. Winds could gust as high as 17 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Patchy Fog
    then Chance
    Rain and
    Areas Fog

  • Friday

    Friday: Rain and thunderstorms likely, mainly before 11am, then a slight chance of showers after noon. Partly sunny, with a high near 77. Breezy, with a south wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Breezy. Rain
    Likely then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 57. Breezy, with a south wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Breezy.
    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers before noon. Mostly cloudy, with a temperature rising to near 61 by 9am, then falling to around 53 during the remainder of the day. Southwest wind 13 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 61 °F⇓

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Northwest wind 6 to 10 mph, with gusts as high as 15 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62. Southwest wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 61. West southwest wind 3 to 6 mph.
Tonight
A slight chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 51. Light southeast wind becoming south southeast 5 to 10 mph in the evening. Winds could gust as high as 17 mph. Chance of precipitation is 50%.
Friday
Rain and thunderstorms likely, mainly before 11am, then a slight chance of showers after noon. Partly sunny, with a high near 77. Breezy, with a south wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 57. Breezy, with a south wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 40 percent chance of showers before noon. Mostly cloudy, with a temperature rising to near 61 by 9am, then falling to around 53 during the remainder of the day. Southwest wind 13 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 36. Northwest wind 6 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 62. Southwest wind 6 to 14 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 75.
Monday Night
A 40 percent chance of showers and thunderstorms after midnight. Mostly clear, with a low around 57.
Tuesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 74. Breezy.
Tuesday Night
Showers. Cloudy, with a low around 47. Breezy.
Wednesday
Showers likely. Mostly cloudy, with a high near 58. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham IL
 39.67°N 89.73°W (Elev. 600 ft)
Last Update:
11:56 am CST Mar 5, 2026
Forecast Valid:
12pm CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation