The cold sticks around as we close out the weekend. Sunday’s focus will be preparing for an impactful winter storm.A new set of winter weather alerts We have been watching Monday’s storm for almost a week. Given the impacts, especially near and south of I-70, Monday will be a Severe Weather Alert Day. The National Weather Service has already issued a new set of winter weather alerts.Winter Storm Watch begins Sunday afternoon and continues through Monday evening for Greene, Fayette, Washington and Westmoreland Counties.Winter Storm Warning begins Sunday afternoon and continues through Monday evening for Monongalia, Preston, and Garrett Counties. A reminder a Winter Storm Watch means now is the time to prepare for winter weather impacts. This watch will be replaced by a Winter Weather Advisory or Winter Storm Warning as the storm approaches.What to expect from Monday’s winter stormThe storm’s track is very important; it will determine who sees snow or other wintry precipitation and how much. The latest track still keeps western Pennsylvania on the snowy side of the storm. More snow is expected along and south of I-70; less to the north of Pittsburgh. There will be a sharp gradient in the snow totals. And a small tweak in the storm’s track to the north or south will adjust these amounts and could introduce more mixing. Areas closer to the West Virginia border could still see a thin glaze of ice.The highest amounts of snow will fall in the mountains of Preston and Garrett counties, where potentially up to 15 inches of snow is possible. Travel could be very treacherous Monday morning, especially along Route 40 and I-68.Most of the snow accumulation comes before noon. Additional scattered snow showers will sweep across the Pittsburgh area Monday afternoon through early Tuesday.The Arctic air lingers The Arctic air isn’t going anywhere. In fact, it will turn colder next week with highs in the 20s and lows potentially in the single digits. Despite the cold, we are not tracking any big snow chances outside of passing flurries. Our next chance of widespread snow looks to be next Saturday at the earliest.TONIGHT: Some clearing late. Low: 14°.TOMORROW: Early sunshine then increasing clouds. High: 26°, low: 19°.MONDAY – Severe Weather Alert Day: Snow arrives before sunrise from the south. Steadiest before noon. Scattered PM snow showers. Breezy, high: 29°, low: 17°.Stay with Pittsburgh’s Action Weather for updates to the forecast.Download the WTAE app to stay connected with severe weather alerts and breaking news.Already have the WTAE app? Click here to learn how to get automatic storm and severe weather alerts for where you are.
The cold sticks around as we close out the weekend. Sunday’s focus will be preparing for an impactful winter storm.
A new set of winter weather alerts
We have been watching Monday’s storm for almost a week. Given the impacts, especially near and south of I-70, Monday will be a Severe Weather Alert Day.
The National Weather Service has already issued a new set of winter weather alerts.
Winter Storm Watch begins Sunday afternoon and continues through Monday evening for Greene, Fayette, Washington and Westmoreland Counties.
Winter Storm Warning begins Sunday afternoon and continues through Monday evening for Monongalia, Preston, and Garrett Counties.
A reminder a Winter Storm Watch means now is the time to prepare for winter weather impacts. This watch will be replaced by a Winter Weather Advisory or Winter Storm Warning as the storm approaches.
What to expect from Monday’s winter storm
The storm’s track is very important; it will determine who sees snow or other wintry precipitation and how much. The latest track still keeps western Pennsylvania on the snowy side of the storm. More snow is expected along and south of I-70; less to the north of Pittsburgh.
There will be a sharp gradient in the snow totals. And a small tweak in the storm’s track to the north or south will adjust these amounts and could introduce more mixing. Areas closer to the West Virginia border could still see a thin glaze of ice.
The highest amounts of snow will fall in the mountains of Preston and Garrett counties, where potentially up to 15 inches of snow is possible. Travel could be very treacherous Monday morning, especially along Route 40 and I-68.
Most of the snow accumulation comes before noon. Additional scattered snow showers will sweep across the Pittsburgh area Monday afternoon through early Tuesday.
The Arctic air lingers
The Arctic air isn’t going anywhere. In fact, it will turn colder next week with highs in the 20s and lows potentially in the single digits. Despite the cold, we are not tracking any big snow chances outside of passing flurries. Our next chance of widespread snow looks to be next Saturday at the earliest.
TONIGHT: Some clearing late. Low: 14°.
TOMORROW: Early sunshine then increasing clouds. High: 26°, low: 19°.
MONDAY – Severe Weather Alert Day: Snow arrives before sunrise from the south. Steadiest before noon. Scattered PM snow showers. Breezy, high: 29°, low: 17°.
Stay with Pittsburgh’s Action Weather for updates to the forecast.
Download the WTAE app to stay connected with severe weather alerts and breaking news.
Already have the WTAE app? Click here to learn how to get automatic storm and severe weather alerts for where you are.