Dekalb, 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 Dekalb.

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

Wind Advisory issued November 21 at 3:59AM CST until November 21 at 8:00PM CST by NWS Chicago IL

* WHAT...Northwest to north winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of central, east central, north central, and northeast Illinois and northwest Indiana. * WHEN...From 10 AM this morning to 8 PM CST this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winter Weather Advisory issued November 21 at 3:58AM CST until November 21 at 1:00PM CST by NWS Chicago IL

* WHAT...Snow expected. Total snow accumulations 2 to 4 inches. Winds gusting as high as 45 mph. * WHERE...A portion of northeast Illinois. * WHEN...From 7 AM this morning to 1 PM CST this afternoon. * IMPACTS...Plan on slippery road conditions and reduced visibility in falling snow. The hazardous conditions could impact portions of the Thursday morning commute. * ADDITIONAL DETAILS...Snowfall rates may approach an inch per hour for a few hour period this morning. Winds will increase into this afternoon with gusts sa high as 50 mph after the bulk of the snow falls.

Wind Advisory issued November 21 at 3:02AM CST until November 22 at 12:00AM CST by NWS Lincoln IL

* WHAT...Northwest winds 20 to 30 mph with gusts 40 to 50 mph expected. * WHERE...All of central Illinois. * WHEN...From 10 AM this morning to midnight CST tonight. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Wind Advisory issued November 21 at 1:55AM CST until November 21 at 8:00PM CST by NWS Quad Cities IA IL

* WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph expected. Some gusts up to 50 MPH will be possible in northwest Illinois. * WHERE...Portions of north central, northwest, and west central Illinois and east central, northeast, and southeast Iowa. * WHEN...From 10 AM this morning to 8 PM CST this evening. * IMPACTS...Gusty winds will blow around unsecured objects and holiday decorations. Tree limbs could be blown down and a few power outages may result.