Low pressure tracking from eastern Oklahoma during the early morning of January 1st to northern Indiana by the evening of the 1st brought a prolonged period of freezing rain to much of central Illinois.  Storm total ice accumulations in excess of one quarter of an inch were common along and north of a Rushville...to Lincoln...to Saybrook line, with some locations across portions of Woodford and Fulton counties measuring up to one half of an inch.  Due to heavy ice accumulations and northeasterly winds gusting over 20mph, numerous tree branches were snapped...resulting in scattered power outages across the area.

Winter Weather in CASS, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.10 and 0.20 of ice across Cass County.  The ice accumulation caused a few tree branches to snap and slippery travel conditions.

Winter Weather in MORGAN, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured around 0.10 of ice across Morgan County.  The ice accumulation caused a few tree branches to snap and slippery travel conditions.

Winter Weather in SANGAMON, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.10 and 0.20 of ice across Sangamon County.  The ice accumulation caused a few tree branches to snap and slippery travel conditions.

Winter Weather in SCOTT, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured around 0.10 of ice across Scott County.  The ice accumulation caused a few tree branches to snap and slippery travel conditions.

Ice Storm in DE WITT, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 15:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.30 ice across DeWitt County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in FULTON, ILLINOIS
From 01-JAN-21 06:30:00 to 01-JAN-21 15:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.30 and 0.50 ice across Fulton County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in KNOX, ILLINOIS
From 01-JAN-21 07:00:00 to 01-JAN-21 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.30 ice across Knox County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in LOGAN, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.30 ice across Logan County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in MARSHALL, ILLINOIS
From 01-JAN-21 07:00:00 to 01-JAN-21 17:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.30 ice across Marshall County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in MASON, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.30 ice across Mason County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in MCLEAN, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.35 ice across McLean County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in MENARD, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.20 and 0.30 ice across Menard County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in PEORIA, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 14:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.30 and 0.40 ice across Peoria County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in SCHUYLER, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 13:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.35 ice across Schuyler County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in STARK, ILLINOIS
From 01-JAN-21 07:00:00 to 01-JAN-21 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.25 and 0.30 ice across Stark County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in TAZEWELL, ILLINOIS
From 01-JAN-21 06:00:00 to 01-JAN-21 14:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.30 and 0.40 ice across Tazewell County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.

Ice Storm in WOODFORD, ILLINOIS
From 01-JAN-21 06:30:00 to 01-JAN-21 15:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Numerous observers measured between 0.40 and 0.50 ice across Woodford County.  The heavy ice accumulation snapped many tree branches, caused scattered power outages, and created slick and hazardous travel conditions.