Altoona, PA Severe Weather Alertstar_ratehome

...AN AREA OF STRONG TO POSSIBLY SEVERE THUNDERSTORMS WILL
MOVE EAST ACROSS THE SOUTHERN HALF OF PENNSYLVANIA LATE THIS
MORNING THROUGH THE MID AFTERNOON HOURS...

Strong  potentially severe thunderstorms will develop in advance
of a slow moving cold front over Northwestern PA and an upper
level disturbance moving out of Ohio.

These storms will be moving east at around 25 mph and will affect
the Laurel Highlands, including Somerset and Johnstown between
945 AM and 1045 AM, the Interstate 99 corridor including State
College, Altoona and Bedford between 11 AM and 1215 PM.

The storms will likely intensify as they approach and impact the
Middle Susquehanna Valley and Interstate 81 corridor between 1 and
3 pm.

* Wind gusts up to 55 MPH.
* Frequent, dangerous cloud to ground lightning
* Hail up to nickle size possible in a few locations.
* Very heavy rainfall of between one half and three quarters of an
inch in just 20 minutes.

If outdoors, consider seeking shelter inside a building until the
storms pass to protect yourself again occasional, dangerous cloud
to ground lightning, hail and falling tree limbs from gusty
winds.

The storms will likely gradually intensify late this morning and
early this afternoon, so be certain to monitor local radio
stations and available television stations for additional
information and possible warnings from your National Weather
Service.