Extreme Heat Warning issued June 22 at 1:41PM EDT until June 24 at 8:00PM EDT by NWS Northern Indiana
* WHAT...Dangerously hot conditions with peak afternoon heat index values of around 100 with a maximum up to around 105. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...Until 8 PM EDT /7 PM CDT/ Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events, particularly if they persist for several days in a row. * ADDITIONAL DETAILS...Cumulative effects of long-duration heat will likely cause significant impacts, especially since it is the first heat wave of the season. Low temperatures in the 70s will provide little relief, especially for vulnerable populations.
Heat Advisory issued June 22 at 9:06PM CDT until June 24 at 12:00AM CDT by NWS Chicago IL
* WHAT...Peak afternoon heat indices of 100 to 105 degrees expected on Monday. * WHERE...Portions of central, east central, north central, and northeast Illinois and northwest Indiana. * WHEN...Until midnight CDT /1 AM EDT/ Monday Night. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat impacts will be worsened by consecutive days of hot and humid conditions, with overnight lows in the mid to upper 70s providing limited relief.
Extreme Heat Warning issued June 22 at 9:06PM CDT until June 24 at 12:00AM CDT by NWS Chicago IL
* WHAT...Dangerously hot and humid conditions with high temperatures well into the 90s and afternoon heat index values between 100 and 105 degrees expected Monday afternoon. * WHERE...Central Cook, Northern Cook, and Southern Cook Counties. * WHEN...Until midnight CDT Monday Night. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. The magnitude of anticipated heat, combined with oppressive warmth at night will lead to hazardous conditions, particularly for the elderly and those with pre-existing health conditions. Residents of the city of Chicago can call 3 1 1 to request well being checks for elderly friends or
Heat Advisory issued June 22 at 8:01PM CDT until June 23 at 8:00PM CDT by NWS Quad Cities IA IL
* WHAT...Peak afternoon heat indices between 100 to 105 degrees expected. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 8 PM CDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat impacts will be worsened by several consecutive days of sweltering temperatures. Additionally, there will be little relief overnight with near record warm lows forecast in the mid to upper 70s.
Heat Advisory issued June 22 at 2:40PM CDT until June 24 at 9:00PM CDT by NWS St Louis MO
* WHAT...Heat index values up to 104 are expected. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...Until 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Frost Advisory issued June 22 at 5:08PM MDT until June 23 at 10:00AM MDT by NWS Pocatello ID
* WHAT...For the Frost Advisory, temperatures as low as 28 will result in frost formation. * WHERE...Lower Snake River Plain. * WHEN...From 2 AM to 10 AM MDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Extreme Heat Warning issued June 22 at 2:40PM CDT until June 24 at 9:00PM CDT by NWS St Louis MO
* WHAT...Dangerously hot conditions with heat index values up to 107 are expected. * WHERE...In Illinois, Jersey IL, Madison IL, Monroe IL, and Saint Clair IL Counties. In Missouri, Jefferson MO, Saint Charles MO, Saint Louis City MO, and Saint Louis MO Counties. * WHEN...Until 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Heat Advisory issued June 22 at 1:58PM CDT until June 26 at 7:00PM CDT by NWS Lincoln IL
* WHAT...Heat index values up to 105. * WHERE...All of central and southeast Illinois. * WHEN...Until 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures will only fall into the mid 70s, resulting in limited relief from the heat in buildings without effective cooling systems.
Frost Advisory issued June 22 at 10:51AM MDT until June 23 at 9:00AM MDT by NWS Missoula MT
* WHAT...Temperatures as low as 29 will result in frost formation. * WHERE...Eastern Lemhi County, especially the areas around Salmon. * WHEN...From 2 AM to 9 AM MDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Heat Advisory issued June 22 at 1:15PM CDT until June 27 at 7:00PM CDT by NWS Paducah KY
* WHAT...Daily Heat index values up to 106. * WHERE...All of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Prolonged exposure to hot temperatures and high humidity may cause heat illnesses.