#dcwx

Code red air quality is in place now from #Maryland into #Virginia, definitely want to limit your time outside today and if you have to venture out, wear a KN95 mask or one that can filter PM2.5. On the other hand, the smoke might keep us from reaching the upper 90s today. #VAwx #MDwx #DCwx

Still a heat index of 108F there at DCA OSHA calculator says that is bad, but I still don't know whose calculator for Wet Bulb Globe Temperature is best. #heatwave #DCwx

Spot check of the last hour of calls in Washington DC (FIRE/EMS). BUSY. Wonder if it's always that busy in that area. Cardiac arrest; unconscious at a cemetary; man at bus stop not unconscious, just "resting on the ground"; fall; sick; heat exposure; trouble breathing; unconscious in the park; diabetic emergency; ALS unconscious patient at park; commercial fire alarm; https://www.broadcastify.com/listen/feed/47133 #heatwave #DCwx

94F in Washington, DC at 10:50am ET.. forecast to 102F. Heat index of 99F. #DCwx

LWX continues Extreme Heat Warning for Washington [MD] and Clarke, Frederick, Page, Shenandoah, Warren [VA] and Berkeley, Hampshire, Hardy, Jefferson, Morgan [WV] till Jul 4, 8:00 PM EDT https://mesonet.agron.iastate.edu/vtec/f/2026-O-CON-KLWX-XH-W-0004_2026-07-04T14:00Z #dcwx #mdwx #vawx

WTOP: America’s Independence Day Parade canceled due to extreme heat conditions https://wtop.com/fourth-of-july/2026/07/americas-independence-day-parade-canceled-due-to-extreme-heat-conditions/ #heatwave #DCwx #4thofjuly #parade

LWX continues Extreme Heat Warning for District of Columbia [DC] and Anne Arundel, Calvert, Carroll, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Charles, Frederick, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford, Southern Baltimore, St. Marys [MD] and Albemarle, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Culpeper, Eastern Loudoun, Fairfax, Greene, King George, Madison, Nelson, Northern Fauquier, Northwest Prince William, Orange, Rappahannock, Southern Fauquier, Spotsylvania, Stafford, Western Loudoun [VA] till 9:00 PM EDT https://mesonet.agron.iastate.edu/vtec/f/2026-O-CON-KLWX-XH-W-0003_2026-07-04T00:27Z #dcwx #mdwx #vawx

Dangerous heat later this week, triple digits Thursday and Friday from central North Carolina to D.C. Heat indices could reach 110ºF in places, and rain chances look pretty minimal both days. #VAwx #MDwx #DCwx