...Potentially Dangerous Heat Expected Across Portions of the Rio Grande Valley and Deep South Texas Today... .The combination of temperatures climbing into the upper 90s or lower 100s and relatively high humidity values will cause heat indices to rise between 110 and 115 degrees, generally along and east of the US 281/I69C corridor this afternoon and early evening. ...HEAT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING... The National Weather Service in Brownsville has issued a Heat Advisory, which is in effect from 1 PM this afternoon to 7 PM CDT this evening. * TEMPERATURE...Heat Index values will range from 111 to 114 degrees this afternoon and early evening. * IMPACTS...An increased risk of heat related illnesses, including cramps, heat exhaustion, and heat stroke.
