The weekend will come to an end with severe thunderstorms threaten Pittsburgh before a taste of September follows for the new week.
As much cooler air begins to plunge into the Upper Midwest thanks to a southward trip by the polar vortex, warm and humid air will set the stage for severe thunderstorms to threaten Pittsburgh Sunday afternoon and night.
The strongest thunderstorms will produce damaging winds, flooding downpours and some hail.
The same line of thunderstorms may reach Cincinnati before the game between the Pirates and Reds is complete.
AccuWeather.com MinuteCast™ has the minute-by-minute forecast for your exact location when showers and thunderstorms threaten. Type your city name, select MinuteCast™, and input your street address. On mobile, you can also use your GPS location.
Humid will remain on the higher side on Monday as a shower or thunderstorm lingers around southwestern Pennsylvania and threatens to disrupt outdoor activities.
More numerous showers and thunderstorms should follow for Tuesday as noticeably cooler air begins to work into the region.
With that cooler air in place, the midweek will feel more like September than the middle of July which is typically the hottest time of the year. Dry weather and low humidity will compliment the day for cool-weather fans.
Temperatures at midweek will be held to the lower 70s; a high of 83 F is more common.
Fung-wong will spread heavy rainfall across Eastern China, South Korea and Japan this week.
Fung-wong brings flooding rainfall across Philippines and Taiwan.
Autumn officially starts at 10:29 p.m. EDT on Monday, but it will not feel like autumn in some parts of the U.S.
After storms clipped Chicagoland early Sunday, drier air will filter into the area for the rest of the week.
A brief warmup is in store for residents of the Northeast this weekend before more fall-like conditions return.
Pleasant and sunshine-filled weather will bring in the first week of the fall season around Detroit.
Hurricane Beulah spawned 115 tornadoes in Texas -- $5,000 damage, 28 injuries (Sept 20- 21, 1967).
West Yellowstone Montana (1983)
Minus 6 degrees (F) (Record for month is minus 9 degrees in continental U.S. This was also recorded at West Yellowstone).
Charleston, SC (1989)
Hurricane Hugo intensified throughout the day as it moved northwestward toward Charleston. Hugo made landfall just before midnight (Sept. 22) over Sullivans Island, north of Charleston, with winds estimated between 130 and 150 mph northeast of the eye. Central pressure at the time of landfall was 934 MB or 27.58 inches. Winds gusted from 100-119 mph in downtown Charleston. The storm surge northeast of Charleston reached 20 feet, destroying most beach homes on the Barrier Islands.