A code red extreme heat alert has been issued for Monday through Thursday as temperatures are expected to exceed 100 degrees Fahrenheit, officials said.

"As Baltimore continues to experience very high temperatures this week, all residents should take precautions to protect against hyperthermia and dehydration," Baltimore City Health Commissioner Dr. Leana Wen said. "Heat is a silent killer and a public health threat, particularly for the young, the elderly and those with chronic medical conditions. I urge everyone stay cool, stay hydrated, and stay in touch with your neighbors, especially seniors and medically frail individuals who live alone."

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Baltimore is under an extreme heat alert through Thursday as temperatures are expected to feel in the 100's. 

Commissioner Dr. Leana Wen declared the Code Red after reports of a heat index of 105 degrees on Wednesday and Thursday.

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A Code Red Extreme Heat Alert has been issued for Tuesday with the heat index expected to rise above 100.

The heat index combined both air temperature and relative humidity. The National Weather Service has issued a heat advisory and it will be in effect from noon to 7 p.m. Tuesday.

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Baltimore health officials are declaring a "code red" heat advisory for Labor Day and Tuesday, with temperatures in the 90s and high humidity forecast.

The National Weather Service is forecasting highs in the mid-90s, with uncomfortable levels of humidity making it feel like 100 degrees.

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Schools that do not have air-conditioning in Baltimore City will dimiss three hours early on Tuesday, Sept. 4. Officials made the announcement on Monday, Sept. 3, the day before school was to start.

More than 50 schools will be closing three hours early because city school officials say they lack sufficient air-conditioning.

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With temperatures in Baltimore this Labor Day and a heat index expected to go over 100 degrees Fahrenheit Monday and Tuesday, Baltimore City Health Commissioner Dr. Leana Wen has issued a Code Red extreme heat alert for Labor Day and Tuesday, September 4.

The heat index is a measure of air temperature and relative humidity. It indicates how hot it feels to the human body. Dr Wen says, "As Baltimore continues to experience very high temperatures this week, all residents should take precautions to protect against hyperthermia and dehydration. 

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Baltimore City Health Commissioner Dr. Leana Wen has issued a code red heat advisory for Labor Day. The heat advisory is for Monday and Tuesday as the heat index is expected to be over 100 degrees.

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City Health Commissioner Dr. Leana Wen has extended a Code Red Extreme Heat Alert through Thursday as the heat index is expected to be over 100 degrees Fahrenheit.

The heat index is a measure of air temperature and relative humidity and indicates how hot it feels to the human body.

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With continued high temperatures in the Baltimore region and a  heat index expected to be over 101 degrees Fahrenheit Thursday, Baltimore City Health Commissioner Dr. Leana Wen has extended the previously announced Code Red Extreme Heat Alert through Thursday. August 30.  The heat index is a measure of air temperature and relative humidity and indicates how hot it feels to the human body. 

“As Baltimore continues to experience very high temperatures this week, all residents should take precautions to protect against hyperthermia and dehydration,” Dr. Wen said. “Heat is a silent killer and a public health threat, particularly for the young, the elderly and those with chronic medical conditions. I urge everyone stay cool, stay hydrated, and stay in touch with your neighbors, especially seniors and medically frail individuals who live alone.”

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Temperatures may climb into the upper 90s in Charm City on Tuesday and feel like the triple digits for most of the afternoon. Wednesday is expected to be just as hot, if not hotter.

Baltimore Health Commissioner Leana Wen issued a code red extreme heat alert for Tuesday, Aug. 28, and Wednesday, Aug. 29. The alert means that the heat is severe enough to threaten the life or health of vulnerable residents, and people may need to use caution if they are outdoors.

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