...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM EDT TUESDAY... * WHAT...Dangerously hot conditions with afternoon heat index values to around 105 today and Monday. * WHERE...Genesee County. * WHEN...Until 8 PM EDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Little to no relief is expected at night as temperatures only fall into the mid and upper 70s and heat index lingers around 80. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Monitor the latest forecasts and warnings for updates. Check with local emergency management officials for information on cooling center availability. &&