The high today should peak at about 93 degrees mid-day, but the heat index (or reverse wind chill as I call it) will make it feel closed to 100 degrees.
UPDATE (Aug 3rd, 7:30 AM)
According to WMTW, much of Maine is now under a Tropical Storm Watch due to Isaias (Ees-ay-ee-azz). In addition to the Maine coast, inland areas of Maine and New Hampshire could be affected.
We'll see rain rolling into our area on Tuesday afternoon...
I already did you a solid on this, too. If you're wondering what the weather is going to be Saturday night into Sunday morning in the Augusta area, you're in luck