PATCHY DENSE FOG WILL AFFECT LANCASTER...SCHUYLKILL...EASTERN DAUPHIN...EASTERN YORK AND LEBANON COUNTIES... Expect patchy dense fog across the area through mid afternoon. Visibilities below one half mile are possible. Use caution when traveling. Be sure to turn on your low beam headlights and allow extra distance between vehicles. Locations impacted include... Lancaster, York, Lebanon, Pottsville, Hershey, Ephrata, Elizabethtown, Columbia, Lititz, Middletown, Millersville, Willow Street, Mount Joy, Palmyra, Tamaqua, Red Lion, Schuylkill Haven, New Holland, Shenandoah, and Spry. &&