Grabill Warnings, Watches and Advisories

When a severe thunderstorm warning is issued, the storm may produce damaging winds, large hail, dangerous lightning, and heavy rain. In some cases, heavy rainfall produced by a severe storm can also lead to flash flooding. 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 Grabill.

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

Heat Advisory issued September 2 at 5:51PM EDT until September 4 at 8:00PM EDT by NWS Wilmington OH

* WHAT...Heat index values of 100 to 105 expected. * WHERE...Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio. * WHEN...Until 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Heat Advisory issued September 2 at 2:47PM CDT until September 3 at 9:00PM CDT by NWS Chicago IL

* WHAT...Heat index values of around 105 expected today, then around 100 to 105 expected on Thursday. * WHERE...Portions of central, east central, north central, and northeast Illinois and northwest Indiana. * WHEN...Until 9 PM CDT /10 PM EDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Heat Advisory issued September 2 at 2:40PM EDT until September 4 at 8:00PM EDT by NWS Louisville KY

* WHAT...Heat index values between 100 and 107. Limited nighttime relief as low temperatures are only expected to fall into the low-to-mid 70s. * WHERE...Portions of south central Indiana and east central, north central, northwest, and south central Kentucky. * WHEN...Until 8 PM EDT /7 PM CDT/ Friday. * IMPACTS...Prolonged hot temperatures and high humidity may cause heat illnesses.

Heat Advisory issued September 2 at 2:32PM EDT until September 4 at 8:00PM EDT by NWS Indianapolis IN

* WHAT...Heat index values up to 108. * WHERE...All of central Indiana. * WHEN...Until 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Extreme Heat Warning issued September 2 at 1:12PM CDT until September 5 at 8:00PM CDT by NWS Paducah KY

* WHAT...Dangerously hot conditions with heat index values 105 to 110. * WHERE...All of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 8 PM CDT /9 PM EDT/ Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Heat Advisory issued September 2 at 1:15PM EDT until September 2 at 8:00PM EDT by NWS Northern Indiana

* WHAT...Heat index values around 100 degrees expected. High temperatures in the low 90s. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Heat Advisory issued September 2 at 1:15PM EDT until September 3 at 8:00PM EDT by NWS Northern Indiana

* WHAT...Heat index values around 100 degrees expected. High temperatures in the low 90s. * WHERE...Portions of northern Indiana and northwest Ohio. * WHEN...Until 8 PM EDT /7 PM CDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.