Heat Index of 95 to 100 this Afternoon…Unseasonably hot temperatures are expected through the afternoon today, ranging between 90 and 95 for most. These hot temperatures will combine with dew points upwards to 75. Thus, yielding heat index values between 95 to around 100 through the afternoon. If you plan to be outside, avoid prolonged exposure to the heat or strenuous activity, drink plenty of fluids to avoid dehydration, and have sunscreen handy!