- If you are in the Washington area, an alert «code purple» is still issued because there is an ongoing risk that wildfire smoke will spread.
- According to AirNow data, starting at 10:00 a.m. EDT, McMillan Reservoir will have an index of 157, and at King Greenleaf Recreation Center, the index will be 288 at 5:00 p.m. EDT.
- Metropolitan Washington Council of Governments issued a «code red» alert for the entire region, and AirNow predicts that «very unhealthy» air conditions will be sustained.
In Washington, near Columbia, an advisory about the danger that wildfire smoke may spread: officials at the City of Washington issued an alert «code purple» after the wildfire smoke situation worsened, with the index peaking at 4.
According to the data, the index will rise to 157 at McMillan Reservoir in Washington by 10:00 a.m. EDT, which corresponds to «unhealthy» air for sensitive groups. Wind forecasts show that the smoke plume will be visible from King Greenleaf Recreation Center, about 288 blocks from National Mall, at 5:00 p.m. EDT, with the smoke expected to worsen by 127 miles away.
As for the rest of the region, the advisory in Maryland and the rest of the region will also be «unhealthy» for sensitive groups. In addition, the Metropolitan Washington Council of Governments issued a «code red» alert.
The advisory notes that the group at greatest risk should avoid outdoor activities, especially people with asthma, those with chronic lung disease, children, and older adults. The «very unhealthy» AirNow advisory recommends that people limit outdoor activity. The advisory also explains that the index may rise due to the smoke plume continuing to spread through the atmosphere; it may also be that your Washington will receive a heat advisory, which is a separate forecast (a separate temperature advisory) for temperatures of 105–109 degrees Fahrenheit through the evening.
According to the advisory, wildfire smoke in Washington will peak at 4 on Tuesday morning: the smoke plan is at 11 p.m., and then it will start to improve. The advisory also notes, according to the National Park Service, as reported by The Washington Post, that the «very unhealthy» wildfire smoke could spread across the entire park.
According to CNN, the Code Red Air Quality Alert was issued because the «unhealthy» air is expected to pose health risks for people, including adults, children, and those with medical conditions, and that the problem could persist for several days. CNN also notes that no specific public health guidance has been issued due to the new wildfire smoke.