Beyond the Warning Presentation in Oglesby on 3/10/2026 POSTPONED

Due to the potential for severe thunderstorms on Tuesday, March 10th, the Beyond the Warning seminar in Oglesby, IL has been POSTPONED. We intend to reschedule this session later this spring. Read More >

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Overcast

61°F

16°C

Humidity	90%
Wind Speed	SW 9 mph
Barometer	29.76 in (1007.3 mb)
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	10 Mar 12:53 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

McCook IL

Overnight
Low: 57 °F
Patchy Fog
Tuesday
High: 60 °F⇓
Patchy Fog
then Severe
Thunderstorms
and Patchy
Fog
Tuesday Night
Low: 42 °F
Severe
Thunderstorms
and Patchy
Fog
Wednesday
High: 43 °F
Severe
Thunderstorms
then
Rain/Snow and
Breezy
Wednesday Night
Low: 30 °F
Chance Snow
Showers then
Mostly Clear
Thursday
High: 47 °F
Sunny
Thursday Night
Low: 41 °F
Slight Chance
Showers then
Chance
Showers and
Breezy
Friday
High: 50 °F
Partly Sunny
and Breezy
Friday Night
Low: 32 °F
Mostly Cloudy

Detailed Forecast

Overnight

Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 57. South southwest wind around 10 mph, with gusts as high as 15 mph.

Tuesday

A slight chance of drizzle before 4pm, then a chance of drizzle and thunderstorms between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Patchy fog before 11am, then patchy fog after 3pm. Otherwise, mostly cloudy, with a temperature rising to near 60 by 10am, then falling to around 44 during the remainder of the day. West southwest wind 10 to 15 mph becoming east northeast in the afternoon. Chance of precipitation is 30%.

Tuesday Night

Showers and possibly a thunderstorm. Some of the storms could be severe. Patchy fog before 7pm, then patchy fog after 10pm. Low around 42. Northeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday

Rain showers before 4pm, then a chance of rain and snow showers. Some thunder is also possible. High near 43. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Wednesday Night

A 30 percent chance of snow showers before 7pm. Partly cloudy, with a low around 30. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

Thursday

Sunny, with a high near 47.

Thursday Night

A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 41. Breezy.

Friday

Partly sunny, with a high near 50. Breezy.

Friday Night

Mostly cloudy, with a low around 32.

Saturday

A chance of showers after 1pm. Cloudy, with a high near 50.