It's going to be "dangerously hot" this week. It could feel like 110 degrees in Maryland before storms snap the scorching temperatures.
Most of Maryland is under an extreme heat warning on Monday and Tuesday. True temperatures could flirt with 100 degrees, and the real feel may reach 110 degrees in some towns over the next two days.
The National Weather Service expects "dangerously hot conditions."
"Heat related illnesses increase significantly during extreme heat and high humidity events," the NWS said in its extreme heat warning.
The warning covers Baltimore City and these counties: Cecil, Harford, Baltimore, Carroll, Frederick, Washington, Montgomery, Howard, Anne Arundel, Prince George's, Calvert, Charles, St. Mary's.
Monday's warning lasts until 9 p.m. Tuesday's warning runs from 11 a.m. to 9 p.m.
"Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors," the NWS said in the warning. "Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes."
Highs will be in the 90s through Thursday. There's a chance of thunderstorms daily, Wednesday through Sunday.
Here is the NWS seven-day forecast for Baltimore/Washington International Thurgood Marshall Airport:
Monday: Sunny and hot, with a high near 100. Heat index values as high as 110. Northwest wind around 6 mph.
Monday Night: Mostly clear, with a low around 79. Calm wind.
Tuesday: Sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night: Mostly clear, with a low around 79. Calm wind.
Wednesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 50%.
Thursday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 50%.
Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Friday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.