The past several days have been relatively wintry across the region, but outside the lake-effect belts roads have been fine. Another weak clipper will dive into the state Tuesday, once again bringing just festive flakes for most. There may be a coating of snow on the roads Tuesday morning near and north of I-80 in Western and Central Pennsylvania. That mountainous stretch of I-80 is known to cause accidents even in light snow events like this, so be cautious.

TIMING

Snow showers will move into Western PA a few hours before sunrise. These snow showers will continue east and push into Central PA by 7-10 AM, and finally into Eastern PA by 10 AM – 1 PM. The snow will be on the lighter side and last for about four to six hours in most locations. Temperatures will be slowly warming during the daytime, so snow stickage is most probable in Western and Central PA. Below is the Hi-Res NAM Future Radar. Our program shows rain showers during the onset, but that will definitely be snow.

 

TUESDAY SNOWFALL FORECAST

Area A: Snowfall accumulation of 2 – 3″ expected. Roadways will likely be slippery Tuesday morning, leave extra time for travel.

Area B: Snowfall accumulation of 1 – 2″ anticipated. Roadways may be slippery Tuesday morning, leave extra time for travel especially if you need to cross mountains.

Area C: Snowfall accumulation of less than 1″ expected.

Be sure to pass this along to family who may be traveling on slippery roads Tuesday.

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Josh has been passionate about weather as long as his memory dates! From watching the Weather Channel at age 7, to making hand-drawn hurricane maps at age 11, starting his first weather site at 13, and founding PWA at 15 and forecasting for the state for the past 9 years, Josh's interest in weather has never dwindled! As difficult as it is, he greatly enjoys forecasting for Pennsylvania due to its countless microclimates. The state is an East Coast severe weather hotspot and nearly always home to the rain/snow line during winter storms!