In the wake of the spotty snow from Tuesday night, a strengthening blizzard off the New England coast will keep the Philadelphia area cold through Thursday morning.
Temperatures will drop well down into the 20s F Wednesday night. The record low of 21 F set in 1894 will be challenged.
After another cold start Thursday, a warming trend is in store Thursday afternoon into Friday.
By Friday afternoon, temperatures will climb to near 60 F, above the average high for the season in the upper 50s.
Showers will accompany the warmer weather Friday into Saturday.
Tune in to AccuWeather LIVE Midday every weekday at noon EDT. We will be talking about the Atlantic Canada blizzard and milder but unsettled weather coming up.
The risk of flooding downpours and gusty thunderstorms will increase across southern Florida as a tropical disturbance shifts northwestward from Cuba this weekend.
Slow-moving and repetitive downpours will raise the risk for flash flooding along the western Gulf Coast into early week.
Typhoon Lionrock is poised to make landfall in Japan early in the new week with heavy rainfall, damaging winds and an inundating storm surge.
Hawaii is facing two tropical threats this week as Madeline and Lester churn westward.
Hot and dry weather will greet fans and competitors at the 2016 U.S. Open Tennis Championships in Flushing, New York, as play begins Monday, Aug. 29.
President Obama visited flood victims in Louisiana this week, while several tropical systems were on the prowl in the Atlantic.
Sherman Pass, WA (1980)
2 inches of snow.
Pennsylvania & New Jersey (1971)
Tropical Storm Doria caused severe floods in southeastern PA and NJ. Damage estimated at $138 million.
Colorado Springs, CO (1978)
Hail 6 inches deep.