Mon-Sun, Aug 23-29th Heat Wave Update #5

(6:00AM - 8/29/21) A period of hot and humid conditions will continue across the region, though today. Hot temperatures, high humidity and high heat indices have occurred across the state and region during this period.

Summary....
A large and elongated ridge is in place across the Central to Eastern US, which is helping  to extend hot and humid conditions into the state and region for several day period of time, through today. During this time, high temperatures have made it into the 90's for many areas across the state for several days during this period. Additionally have been the high heat index values, a product of high humidity/high dew points into the low 70's to low 80's...Leading to heat index values into the 95-110 degree range for many areas for several days during this period.

Forecast For Next Two Days...
Sunday, Aug 29th Forecast...
High temperatures will range from the mid 80's to low 90's across the state, with low temperatures ranging from the mid 60's to mid 70's. Heat index values will peak in the low 90's to low 100's. Note: Rain/t'storm could temper the heat/humidity for some areas.

​Recap Summary...
Monday, Aug 23rd Recap...
High temperatures topped out in the upper 80's to mid 90's across Central and Southern Illinois, and low temps in the low 60's to low 70's. Peak heat index values peaked in the low to upper 90's.

Tuesday, Aug 24th Recap...
High temperatures topped out in the low to upper 90's across the state, and low temps in the mid 60's to mid 70's. Peak heat index values peaked in the upper 90's to low 110's.

Wednesday, Aug 25th Recap...
High temperatures topped out in the low to upper 90's across all but Northwest Illinois, and low temps in the mid 60's to upper 70's. Peak heat index values peaked in the upper 90's to upper 100's.

Thursday, Aug 26th Recap...
High temperatures topped out in the upper 80's to upper 90's across all but Northwest Illinois, and low temps in the mid 60's to mid 70's. Peak heat index values peaked in the mid 90's to upper 100's.

Friday, Aug 27th Recap...
High temperatures topped out in the upper 80's to mid 90's across the state, and low temps in the mid 60's to mid 70's. Peak heat index values peaked in the mid 90's to upper 100's.

Saturday, Aug 28th Recap...
High temperatures topped out in the upper 80's to mid 90's across the state, and low temps in the upper 60's to mid 70's. Peak heat index values peaked in the low 90's to mid 100's.

JP