NWS / NOAA weather: Extreme Heat Warning issued July 3 at 1:18AM EDT until July 3 at 8:00PM EDT by NWS Baltimore MD/Washington DC

* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 107 expected. For the Heat Advisory,
heat index values up to 105 expected.

* WHERE...Portions of north central Maryland, northwest Virginia,
and eastern and panhandle West Virginia.

* WHEN...For the Extreme Heat Warning, from 10 AM this morning to 8
PM EDT this evening. For the Heat Advisory, from 10 AM to 8 PM EDT
Saturday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat illnesses.

Source: NWS / NOAA weather.