The following Urgent Weather Message was issued by the National Weather Service in Pittsburgh:
URGENT – WEATHER MESSAGE
NATIONAL WEATHER SERVICE PITTSBURGH PA
12:58 PM EDT WED DEC 24 2014
MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON-GREENE-WESTMORELAND-WESTMORELAND RIDGES-FAYETTE-FAYETTE RIDGES-MARION-MONONGALIA-
INCLUDING THE CITIES OF…GROVE CITY…FRANKLIN…TIONESTA…NEW CASTLE…BUTLER…CLARION…BROOKVILLE…BEAVER…PITTSBURGH METRO AREA…KITTANNING…INDIANA…WASHINGTON…WAYNESBURG…GREENSBURG…LATROBE…LIGONIER…DONEGAL…UNIONTOWN…CHAMPION…OHIOPYLE…FAIRMONT…MORGANTOWN 12:58 PM EST WED DEC 24 2014
A WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM EST THURSDAY
* WINDS…WITH THE PASSAGE OF A COLD FRONT THIS EVENING…SOUTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH WITH GUSTS UP TO 50 MPH POSSIBLE.
* PERIOD OF STRONGEST WINDS…TONIGHT INTO EARLY THURSDAY MORNING.
* IMPACTS…STRONG WIND CAN DOWN TREE LIMBS AND POWER LINES. TREES ROOTED IN SATURATED SOIL MAY BE TOPPLED. USE CAUTION WHILE DRIVING…ESPECIALLY OVER BRIDGES AND OVERPASSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS:
A WIND ADVISORY MEANS THAT WIND GUSTS GREATER THAN 45 MPH ARE EXPECTED. WIND THIS STRONG CAN MAKE DRIVING DIFFICULT…ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.