The 10-day span for Monessen runs from a high near 87° on Friday down to 56° overnight on Tuesday. About 4.5 in of precipitation is expected in total; the most likely wet day is Sunday (90% chance). Expect a blustery spell — gusts near 30 mph on Friday. No watches or warnings are active for the area right now. Right now Monessen is running about 5° warmer than Columbus. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Monessen, PA · Elev 1,129 ft · 40.15°N, 79.89°W · Pennsylvania · Forecast computed for these exact coordinates