The Allegheny and Monongahela Rivers can both freeze but one may be more likely than the other. ... He has been forecasting in Pittsburgh since 2011 and in Western PA since January of 2003.

Pittsburgh is a city of hills and valleys. Flat land is a rare commodity, usually limited to the areas hugging the curves of the Allegheny, Ohio and Monongahela rivers.

PITTSBURGH — A man is facing multiple charges after leading police on an aquatic pursuit Wednesday, allegedly jumping into the Monongahela River following an attempted carjacking.

For hundreds, it's a New Year's Day tradition to take the big jump into the cold Monongahela River. The Pittsburgh Polar Bear Club organized the jump from the landing of the Mon Wharf and those ...

The Allegheny and Monongahela rivers converge to form the start of the Ohio River in Pittsburgh, Pa. The 981-mile-long river stretches all the way to Cairo, Ill., where it flows into the ...

A contractor for the U.S. Army Corps of Engineers Pittsburgh District prepares the fixed-crest dam at the Monongahela River Locks and Dam 3 for demolition near Elizabeth, Pennsylvania, July 2, 2024.

While both the Monongahela River and Allegheny Rivers both can freeze in the winter, the Allegheny River will be the river that freezes first in Pittsburgh. The biggest factor is the direction the ...

For hundreds, it’s a New Year’s Day tradition to take the big jump into the cold Monongahela River. The Pittsburgh Polar Bear Club organized the jump from the landing of the Mon Wharf and ...