Extreme Heat Watch issued June 22 at 8:12PM EDT until June 24 at 9:00PM EDT by NWS Baltimore MD/Washington DC

* WHAT…For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 110 expected. For the Extreme Heat
Watch, dangerously hot conditions with heat index values up to 110
possible.

* WHERE…Portions of DC, central, north central, northeast,
northern, and southern Maryland, and central and northern Virginia.

* WHEN…For the Extreme Heat Warning, from 11 AM to 9 PM EDT
Monday. For the Extreme Heat Watch, from Tuesday morning through
Tuesday evening.

* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.