The National Weather Service has issued a heat advisory for Rhode Island and other parts of Southern New England.

An extreme heat warning and an extreme heat watch were issued by the National Weather Service in Jacksonville for July 28 and 29.

New York City is experiencing the fifth heat emergency of the summer as the next three days are expected to see a heat value index of 105 degrees. The National Weather Service issued a heat advisory through midweek.

Parts of Mississippi could see heat index values as high as 120 degrees early this week as above-average temperatures are expected.

Air temperature, dew point, heat index… all words that are thrown around by the K-X Storm Team during the heat of summer. Meteorologist Michael Gonzalez walks us through why you should care about

NWS expects the heat value to go up to 110 degrees. The organization warns that hot temperatures, coupled with humidity, may cause heat illness. Precautionary measures provided by NWS include drinking plenty of water, staying out of the sun and staying in air-conditioned rooms.

Sunday: Sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon. Sunday Night: Clear, with a low around 77. East-southeast wind around 5 mph, becoming calm.

The National Weather Service has issued a three-day heat advisory affecting nearly every county in the state through Wednesday evening.