Avvisi meteorologici, Old Naval Observatory

Heat Advisory issued July 14 at 12:55PM EDT until July 15 at 8:00PM EDT by NWS Baltimore MD/Washington DC * WHAT...Heat index values up to 105 expected. * WHERE...Portions of DC, central, north central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...From 11 AM to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.