...HEAT ADVISORY NOW IN EFFECT FROM 11 AM CDT /10 AM MDT/ FRIDAY TO MIDNIGHT CDT /11 PM MDT/ SATURDAY NIGHT... * WHAT...Heat index values of 100 to 105 degrees expected. * WHERE...Portions of central, north central, southwest, and west central Nebraska. * WHEN...From 11 AM CDT /10 AM MDT/ Friday to midnight CDT /11 PM MDT/ Saturday Night. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Temperatures Friday night will remain mild with lows only falling into the low to middle 70s. Even warmer temperatures are expected Saturday night as lows remain in the middle to upper 70s across the Advisory area. This will limit relief for many who lack adequate shelter. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. &&