TRAFFIC ALERT - THRUWAY CLOSED: Due to the lake effect snow and the closure of the I-90 in Pennsylvania from the NY State Line to I-79, the Thruway (I-90) WESTBOUND is CLOSED to ALL VEHICLES from exit 59 (Dunkirk - Fredonia - NY Route 60) to the PA State Line until further notice. All westbound traffic must exit at exit 59. Motorists should expect delays and should seek alternate routes. Additionally, at 3 pm, a ban on tandem truck and empty commercial vehicles went into effect on I-90 from exit 53 (Buffalo (Downtown) – Canada – Niagara Falls - I-190) to the PA State line until further notice. ROCHESTER, NY (WROC) - Partly cloudy skies around Rochester Friday with temperatures holding in the 30s. Expect wind chills in the 20s. LAKE EFFECT SNOW WARNINGS ARE UP FOR GENESEE AND WYOMING COUNTIES THROUGH THE WEEKEND AS HEAVY SNOW FALLS EAST OF LAKE ERIE. WEATHER NERD POST: So how does 6 feet of snow fall over just 3 days? Like this...You're looking at a skew-t diagram. It's a tool meteorologists use to assess the state of the atmosphere from bottom to top. The one I've posted below is for Watertown tonight. Lots of lines, lots… pic.twitter.com/263EOD9cer— Eric Snitil (@EricSnitilWx) November 29, 2024 Snowfall rates 2-3" per hour within LES bands will meander south of Buffalo and across the Tug Hill throughout Saturday and Sunday. There will be areas that see over two feet of snow within the heaviest snow bands. This may include Orchard Park, where the Bills play Sunday night. Bills v 49ers could be a major snow game Rochester is breezy with a mix of sun and clouds. Temperatures are in the 20s and 30s with wind chills falling into the teens at times. Occasional snowflakes will fly as the snow band off Erie brushes into Monroe County, but most of the weekend is dry. A major lake effect snow event is now getting underway.Snow bands off Lake Ontario and Lake Erie will dump feet of snow in spots through Sunday night. Expect extremely difficult travel within these snow bands that focus along I-90 south of Buffalo and I-81 along the Tug Hill. pic.twitter.com/biX79GWGew— James Gilbert (@JamesGilbertWX) November 29, 2024 A ripple in the overall jet stream pattern comes on Monday, veering the wind northwest. This will bring the Lake Ontario snow band across Rochester and Monroe County. A blast of snow will probably happen at some point throughout the day. It should be cold enough to accumulate with lows firmly in the 20s and highs in the low 30s. Expect LES showers to impact our region through Tuesday. Expect a snowy stretch as well Wednesday through Friday as a few clippers slip by the Great Lakes. 8-Day Forecast