Weather
Dangerous Heat Prompts Heat Advisory For Harford County
A heat advisory calls for temperatures that feel like up to 109 degrees.
HARFORD COUNTY, MD ? As temperatures tick up, the National Weather Service issued a heat advisory that takes effect on Thursday. It includes part of Harford County.
The heat advisory will be in effect from 11 a.m. to 8 p.m. on Thursday, July 21.
Temperatures on the heat index ? what it feels like due to the actual temperature and humidity ? could be 105 to 109 degrees, according to the National Weather Service, which advised the hottest area would be southern Maryland.
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It will feel like it is at least 100 degrees from noon to 5 p.m. on Thursday in Harford County, based on the forecast from the National Weather Service. See the forecast from AccuWeather as well.
These areas are under the heat advisory:
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- Anne Arundel County
- Baltimore County (southern)
- Calvert County
- Cecil County
- Charles County
- Harford County (southeast)
- Prince George's County
- St. Mary's County

Heat-related illnesses may occur due to the hot temperatures and high humidity, officials said.
To avoid becoming ill, people should reschedule strenuous activities to the early morning or evening; drink water; and wear loose, light-fitting clothing. People working outside should take frequent breaks in shade or air-conditioning.
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