Chatham, IL Weather Forecast and Current Conditions

WEATHER ALERTS - Cold Weather Advisory

Current Conditions From Nearby Local Station

Sunny 0°F
Feels Like -7°F  
Humidity 77% Dew Point -5°F Wind SSW 3 MPH Barometer 30.69 in.
Solar Rad 287 w/m2
Report from a MADIS/MESONET weather station 2.9 mi. NNE of central Chatham
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Point Forecast at a Glance

SunDec 14
Sun Dec 14: Sunny, High 7F, Low 5F
7
5
MonDec 15
Mon Dec 15: Blowing Snow, High 31F, Low 20F
50%
31
20
TueDec 16
Tue Dec 16: Sunny, High 40F, Low 30F
40
30
WedDec 17
Wed Dec 17: Mostly Sunny, High 42F, Low 35F
42
35
ThuDec 18
Thu Dec 18: Rain, High 53F, Low 18F
50%
53
18
FriDec 19
Fri Dec 19: Mostly Sunny, High 36F, Low 28F
36
28
SatDec 20
Sat Dec 20: Partly Sunny, High 51F
51
 

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7-Day Temperature Trend

Week Ahead Summary

High temperatures climb from 7°F to a high of 53°F by week's end. Unsettled weather expected with rain or snow likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 3°F below the historical average for December. Normal highs for this period are around 40°F with lows around 24°F.

This Date in Weather History

1987 - A powerful storm spread heavy snow from the Southern High Plains to the Middle Mississippi Valley, and produced severe thunderstorms in the Lower Mississippi Valley. During the evening a tornado hit West Memphis TN killing six persons and injuring two hundred others. The tornado left 1500 persons homeless, and left all of the residents of Crittendon County without electricity. Kansas City MO was blanketed with 10.8 inches of snow, a 24 hour record for December, and snowfall totals in the Oklahoma panhandle ranged up to 14 inches. Strong winds, gusting to 63 mph at Austin TX, ushered arctic cold into the Great Plains, and caused considerable blowing and drifting of snow.

More on this and other weather history

Chatham, IL 7 Day Weather Forecast Details

Sunday Dec 14

Sunny

Day: Sunny and cold, with a high near 7. Wind chill values between -11 and -21. North northwest wind 6 to 11 mph becoming light northwest in the afternoon. Winds could gust as high as 16 mph.

Blowing Snow

Night: Patchy blowing snow after 3am. Mostly clear, with a temperature rising to around 5 by 5am. Wind chill values between -4 and -14. Light and variable wind becoming south 8 to 13 mph in the evening. Winds could gust as high as 21 mph.

Monday Dec 15

Blowing Snow

Day: Patchy blowing snow before 3pm. Sunny, with a high near 31. Wind chill values between -1 and -11. South southwest wind 8 to 15 mph, with gusts as high as 25 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 20. South southwest wind around 7 mph.

Tuesday Dec 16

Sunny

Day: Sunny, with a high near 40. South southwest wind 6 to 9 mph, with gusts as high as 15 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 30. South southwest wind 6 to 9 mph, with gusts as high as 15 mph.

Wednesday Dec 17

Mostly Sunny

Day: Mostly sunny, with a high near 42. West southwest wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph.

Rain

Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 35.

Thursday Dec 18

Rain

Day: A 50 percent chance of rain before noon. Partly sunny, with a high near 53. Breezy.

Partly Cloudy

Night: Partly cloudy, with a low around 18.

Friday Dec 19

Mostly Sunny

Day: Mostly sunny, with a high near 36.

Mostly Cloudy

Night: Mostly cloudy, with a low around 28.

Saturday Dec 20

Partly Sunny

Day: Partly sunny, with a high near 51.


About Chatham, IL

Chatham is a village in Sangamon County, Illinois, United States. It is located 2.8 miles (4.5 km) south of Springfield. The population was 11,500 as of the 2010 census and 14,377 as of 2020. The village lies along the original alignment of historic U.S. Route 66 (Illinois Route 4). Chatham is part of the Springfield, Illinois Metropolitan Statistical Area.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.