The excessive heat watch has been updated to a warning.
The National Weather Service says that the excessive heat warning will be in effect from 2:00pm this afternoon through 9:00pm Saturday night.
They say temperatures will peak between 4:30pm and 5:30pm in the afternoons and the hot weather is supposed to level off on Saturday.
Max temperatures are expected to be in the upper 80s and mid 90s.
The Weather Service says that sensitive groups like the elderly and those working or exercising outdoors may experience adverse health effects including dehydration.
They say to drink plenty of fluids, stay in air conditioned rooms, stay out of the sun, and check up on relatives and neighbors.
The Weather Service reminds the public that young children and pets should never be left unattended in vehicles and this is especially true during hot weather when the insides of cars can reach lethal temperatures in minutes.
The fire weather watch will also be in effect today and tomorrow.
According to the Weather Service the watch means that critical fire weather conditions are forecasted.