The 10-day span for Petersburg runs from a high near 98° on Tuesday down to 53° overnight on Monday. Models drop roughly 1.7 in of precipitation across the stretch — watch Monday (75%). Expect a blustery spell — gusts near 38 mph on Tuesday. The NWS alert board for this area is currently clear. Right now Petersburg is about 16° cooler than nearby Cedar Rapids. Longer view: variable mid-latitude weather in every season.
Petersburg, IL · Elev 512 ft · 40.01°N, 89.85°W · Illinois · Forecast computed for these exact coordinates