Behind the severe thunderstorms over the weekend, the cooler air mass over the northern Plains moves through the Great Lakes and into the Northeast.
Thunderstorms continued to be triggered by a front moving through the Ohio Valley for the end of the weekend. But cool air began trickling into the northern Plains.
After highs in the mid-80s on Saturday, temperatures only rose into the upper 60s and lower 70s across the upper Midwest.
The cool air continues to advance south and east through the Great Lakes and into the Northeast.
By Monday, drastic temperature drops will be in store for Chicago, Detroit, Indianapolis, and Pittsburgh. High temperatures in the low to mid 80s will drop to the to the lower 70s, about ten degrees below average for the end of July.
Dew points will also drop into the 50s, making it less humid and feel more comfortable.
Dew point is a variable used to measure the amount of moisture in the air which is a factor in calculating humidity.
The I-95 corridor will need to wait until Tuesday for the refreshing temperature change. The front finally reaching Washington D.C., Philadelphia, New York City, and Boston will keep it rather wet with showers and thunderstorms.
Across the Great Lakes and into the Northeast, it will remain unsettled into the middle of the week. A system brewing in the south-central U.S. on Wednesday will help to build in warmer temperatures by the end of the week.
As millions prepare to celebrate Mother’s Day on Sunday, May 8, rain and severe storms threaten to disrupt outdoor activities and travel plans.
While a brief break in the wet weather is coming early next week, rounds of rain will resume later next week and cause difficulties for outdoor plans and agriculture through much of May.
As a strong El Niño fades, the weather across the country will slowly change. In much of the eastern United States, a hot summer is in store.
A system with rain and thunderstorms will bring both good and bad news to the western United States later this week.
The threat of severe weather will return to the south-central United States this weekend.
Plenty of warmth and sunshine will be in the forecast this Saturday as the 142nd running of the Kentucky Derby takes place at famed Churchill Downs in Louisville this Saturday.
Fallon, NV (1995)
1.92" of rain (4th-5th)... about 40% of their normal annual rainfall.
Lowell, MA (1761)
Five inches of snow. "A very stormy day of snow, an awful sight, the trees green and the ground white. The sixth day the trees in a blow and fields covered with snow", Town Clerk of Ashford, Ebenser Byles.
Great tornado; started near Hungry Town, passed through Nottoway and Dinwiddie to Petersburg and Prince George.