Active Weather Alerts
Extreme Heat Warning
Issued: 4:30 PM Jul. 3, 2026 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM EDT SATURDAY... * WHAT...Dangerously hot conditions each afternoon with heat index values between 110 to 115 expected. * WHERE...Washington DC, and portions of central, north central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...For the first Extreme Heat Warning, until 9 PM EDT this evening. For the second Extreme Heat Warning, from 10 AM to 9 PM EDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Early morning low temperatures in the 70s and 80s combined with oppressive humidity will result in little to no overnight relief. Prolonged excessive heat may impact power, water, and transportation systems. Heat index values around 100 are possible again Sunday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. &&
Extreme Heat Warning
Issued: 4:30 PM Jul. 3, 2026 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM EDT SATURDAY... * WHAT...Dangerously hot conditions each afternoon with heat index values between 110 to 115 expected. * WHERE...Washington DC, and portions of central, north central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...For the first Extreme Heat Warning, until 9 PM EDT this evening. For the second Extreme Heat Warning, from 10 AM to 9 PM EDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Early morning low temperatures in the 70s and 80s combined with oppressive humidity will result in little to no overnight relief. Prolonged excessive heat may impact power, water, and transportation systems. Heat index values around 100 are possible again Sunday afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. &&
Air Quality Alert
Issued: 8:43 PM Jul. 2, 2026 – National Weather Service
...AIR QUALITY ALERT IS IN EFFECT FOR FRIDAY JULY 3 2026... The Maryland Department of the Environment has issued a Code ORANGE Air Quality Alert Friday for Southern Maryland. A Code Orange Air Quality Alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children, people suffering from asthma, heart disease or other lung diseases and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx
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