* 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…Washington DC, and portions of central, southern, and
northern 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.