• Heat Advisory for Calvert County, Maryland
  • Heat Advisory issued September 04 at 4:34PM EDT until September 04 at 7:00PM EDT by NWS
  • Effective: Tuesday, September 4, 2018 at 3:34 p.m.
  • Expires: Tuesday, September 4, 2018 at 6 p.m.

  • ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING...
    * HEAT INDEX VALUES...Up to 105 due to temperatures in the lower
    90s, and dewpoints in the mid 70s.
    * IMPACTS...The heat and humidity may cause heat stress during
    outdoor exertion or extended exposure.