Hourly Weather Forecast - Markham, IL

12 AM
44°F
20%
2mph
SW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
1 AM
44°F
20%
2mph
SW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
2 AM
44°F
10%
1mph
SW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
3 AM
44°F
10%
0mph
WSW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
44°F
4 AM
45°F
10%
0mph
S
Foggy
Humidity
100%
Feels like
45°F
Dew Point
45°F
5 AM
45°F
10%
0mph
S
Foggy
Humidity
100%
Feels like
45°F
Dew Point
45°F
5:39 AM
6 AM
46°F
10%
0mph
S
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
7 AM
47°F
20%
0mph
S
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F
8 AM
49°F
20%
0mph
S
Foggy
Humidity
100%
Feels like
49°F
Dew Point
49°F
9 AM
50°F
30%
1mph
SW
30% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
10 AM
50°F
30%
2mph
WSW
30% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
11 AM
49°F
30%
3mph
WSW
30% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
49°F

Today's Severe Weather Outlook

Heavy Rain, Severe Storms Impact the Southeast

Heavy rainfall and gusty thunderstorms target portions of the Southeast today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for April 30th, 2026

Latest Drought Update: Deep Drought Continues

(Image provided by Manfred Richter via Pixabay.com)

Plant Care: What to Do When Frosts and Freezes Occur

Featured image via Pixabay.com

Drought Impacts: It's More Than You Think!

A thunderstorm is seen in the Plains. (Courtesy of Pixabay.com)

Spring Weather Hazards: Excessive Heat to Blizzards

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