 Now to the P.J. Fitzpatrick Home Improvement Weather Desk. For your home's windows, trust P.J. Fitzpatrick. Here's 7 News First Alert meteorologist Mark Pena. A mild and muggy start to your Monday with temperatures set to soar to near 100 degrees for your afternoon highs later. And with more humidity out there, it's going to feel closer to 110 degrees, which is why the National Weather Service will issue an excessive heat warning beginning at 11 a.m. lasting until 8 p.m.