Warmth will hold around Pittsburgh through Monday, but the return of much colder air is on the horizon.
The weekend will end with the warmest air so far this year pouring across southwestern Pennsylvania, boosting temperatures past the 80-degree mark.
Dry weather and some sunshine will compliment the warmth.
Temperatures will still rise well into the 70s on Monday despite some more clouds filtering overhead and a couple of showers and thunderstorms arriving in the afternoon.
Chilly air plunging into the Plains will swing eastward in the upcoming days.
Steadier rain will follow for Monday night in Pittsburgh as the cold blast approaches, leading to a dramatically colder Tuesday.
Tuesday's expected high of 45 F is likely to occur prior to daybreak with temperatures then falling into the 30s. The rain may even mix with or end as wet snow.
Temperatures will drop into the 20s Tuesday night, spelling bad news for those who planted sensitive vegetation early.
More seasonable high temperatures should follow for later in the week.
A mudslide in western India has destroyed at least 40 homes and may have buried over 150 people.
In an effort to clean New York City's polluted rivers, a group of inventors, architects and researchers are trying to purify the waters with a pool that floats along the East River just next to the Brooklyn Bridge.
Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend.
Cool and unsettled weather will continue across the East through late week.
Relief is on the way for portions of the Plains that are in the grips of the ongoing drought.
A disturbance west of the Cape Verde Islands has potential to be the next named tropical storm in the Atlantic Basin.
Eureka, CA (1982)
A total of 0.03" in drizzle -- a daily rainfall record for midsummer.
11 of the past 12 days brought heavy rain to at least some part of the state.
Thunderstorms with heavy rain flood and washed out many roads across the northeastern part of the state.