A two-day period of oppressive heat and humidity occurred in advance of a cold front. The cold front moved southeast from the central Plains on the 18th to central Missouri and Illinois on the 19th. Afternoon temperatures in the mid 90's, combined with oppressive humidity, produced heat index values in the 105 to 113 degree range both days in most areas except the far south. South of a line from Paducah to Madisonville, heat indices stayed below 105 on the 18th. Peak heat indices for this two-day event at selected cities included: 105 at Mayfield and Fort Campbell, 107 at Paducah, 108 at Murray, 109 at Madisonville, 110 at Owensboro and Henderson, and 113 at Princeton.

Heat in McLean, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Graves, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Henderson, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Christian, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Hickman, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Hopkins, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Livingston, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Lyon, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Marshall, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in McCracken, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Ballard, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Crittenden, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Daviess, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Fulton, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Caldwell, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Calloway, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Carlisle, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Todd, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Muhlenberg, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Trigg, KENTUCKY
From 19-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Union, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Heat in Webster, KENTUCKY
From 18-JUL-15 11:00:00 to 19-JUL-15 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS