A heat advisory from the National Weather Service continues into Thursday, lasting through 10 p.m. And the latest forecasts show the heat may not break until the weekend.
Temperatures were rising quickly Thursday morning, surpassing the 90-degree mark before 10 a.m. at BWI Marshall Airport. The temperature was 92 with a heat index of 96 as of 10 a.m., three degrees ahead of Wednesday's climb. The high Wednesday was 98 degrees.
The chance for one weather record was dashed early Thursday, when BWI hit an overnight low of 75 degrees. The record high miminum temperature for June 21 is 79 degrees.
But a chance remains for a record high temperature at BWI on Thursday. The record is 100 degrees, set in 1923. BWI briefly reached 99 degrees some time before 2 p.m., but was hovering at 98 degrees as of 4 p.m.
Baltimore City opened its cooling centers at 9 a.m. and activated a Code Red heat emergency. More information on cooling resources available in the city can be found here.
Anne Arundel County opened ten cooling centers, four of them open 24 hours a day during the heat emergency. County residents can call 410-222-0600 for information on the centers and other cooling resources.
The city of Annapolis also opened two cooling centers Thursday, at the city Recreation Center, 273 Hilltop Lane, from noon to 8:00 p.m. and the Annapolis Senior Center, 119 South Villa Avenue, from noon to 4:30 p.m.
Carroll County has opened cooling centers at each of its public library branches as well as its Citizen Services Office Building, Mount Airy Senior and Community Center, North Carroll Senior and Community Center, South Carroll Senior and Community Center, Taneytown Senior and Community Center and Westminster Senior and Community Center.
Howard County officials are encouraging those who need to cool down to visit its senior centers and public libraries.
To cope with the heat, the weather service encourages residents to:
- Drink plenty of fluids,
- Stay in air-conditioned rooms if possible,
- Stay out of the sun,
- Check on neighbors and relatives,
- Reschedule strenuous activities to early morning or late evening,
- Wear light-colored, loose-fitting clothing, and,
- During outdoor work, take frequent rest breaks in air conditioning or under shade.
The heat wave had been initially expected to pass by Friday, but high temperatures are now forecast to remain in the 90s through then. The weather service is predicting a high of 94 and a heat index up to 98 on Friday.
Saturday, temperatures are expected to top out in the upper 80s.