Lawton, Oklahoma

...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM CDT SUNDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...For the Heat Advisory today, heat index values up to 109. For the Heat Advisory Sunday, heat index values up to 110 expected. * WHERE...Portions of central, southern, southwest, and western Oklahoma and northern Texas. * WHEN...For the Heat Advisory today, until 7 PM CDT this evening. For the Heat Advisory Sunday, from noon to 8 PM CDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. &&