Cortland, IL Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Cortland.

Use the Radar Maps link provided to understand the trajectory of a storm.

Flood Watch issued November 5 at 3:35AM CST until November 5 at 12:00PM CST by NWS St Louis MO

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bond IL, Clinton IL, Fayette IL, Madison IL, Marion IL, Monroe IL, Randolph IL, Saint Clair IL and Washington IL and Missouri, including the following areas, Crawford MO, Franklin MO, Iron MO, Jefferson MO, Madison MO, Reynolds MO, Saint Charles MO, Saint Louis City MO, Saint Louis MO, Sainte Genevieve MO and Washington MO. * WHEN...Until noon CST today. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Rainfall, heavy at times, will continue through this morning. With soils already saturated from days of rainfall, this rain will be more likely to run off into creeks and rivers, causing some to overflow their banks. Locally heavier rainfall rates in thunderstorms may lead to flash flooding on area roads.

Wind Advisory issued November 5 at 3:24AM CST until November 5 at 3:00PM CST by NWS Chicago IL

* WHAT...South winds 20 to 25 mph with gusts up to 45 mph expected. * WHERE...Portions of central, east central, and northeast Illinois and northwest Indiana. * WHEN...Until 3 PM CST /4 PM EST/ this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Wind Advisory issued November 5 at 3:07AM CST until November 5 at 2:00PM CST by NWS Lincoln IL

* WHAT...South winds 20 to 25 mph with gusts to around 45 mph. * WHERE...Portions of central and east central Illinois. * WHEN...Until 2 PM CST this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.