DECATUR — Thunderstorms capable of producing strong wind gusts are possible Monday through the evening hours, according to the National Weather Service in Lincoln. In the afternoon, wind gusts are expected to reach 40-45 mph.
A hazardous weather outlook was issued for Christian, Clark, Clay, Coles, Cumberland, DeWitt, Douglas, Edgar, Effingham, Jasper, Macon, Moultrie, Piatt, Richland and Shelby countries. The outlook serves to provide information of any potential for severe weather.
The high for Monday is expected to be 66 degrees. The storms will bring in a cold front, which will stick around through the week, with highs projected at 40 degrees Tuesday, 37 degrees Wednesday before reaching 31 degrees for Thursday and Friday.
Light snow and some accumulation is possible Friday.
The cold conditions come after Illinois recorded wide temperature swings during November.
State climatologist Jim Angel with the Illinois Water Survey says the statewide average temperature last month was 41.7 degrees, just slightly below normal. The warmest temperature reading came Nov. 2 in Belleville, where it reached 79 degrees. The coldest reading of 11 degrees was recorded in Stockton in northwestern Illinois on Nov. 24.
Average precipitation in Illinois during November was 2.13 inches, or 1.34 inches below normal. Paxton saw the most precipitation, at 5.6 inches. The Chicago Botanic Garden reported 1.5 inches of snow.
The water survey says overall Illinois had the 15th warmest fall on record with an average 56.2 degrees for September through November.
The Associated Press contributed to this report.