...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT /8 PM CDT/ THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 1 PM EDT /NOON CDT/ TO 9 PM EDT /8 PM CDT/ MONDAY... * WHAT...For the first Heat Advisory, heat index values up to 100. For the second Heat Advisory, heat index values up to around 100 expected. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...For the first Heat Advisory, until 9 PM EDT /8 PM CDT/ this evening. For the second Heat Advisory, from 1 PM EDT /noon CDT/ to 9 PM EDT /8 PM CDT/ Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Showers and thunderstorms will be possible south of US-30 into this evening and a few showers and storms are also possible Monday, mainly south of US-24 and east of I-69. These could cause heat indices to fall short of the expected 100 degrees. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. &&