Regional Weather Summary
Issued by NWS Central Illinois
AWUS83 KILX 210404
WEATHER SUMMARY FOR CENTRAL AND SOUTHEAST ILLINOIS
NATIONAL WEATHER SERVICE LINCOLN IL
934 PM CST FRI NOV 20 2015
Rain has been slowly spreading east across central Illinois this
evening. The rain was changing over to snow across northwest sections
of the area at late evening, as colder air was edging south.
Temperatures around the area at 9 p.m. ranged from 33 degrees at
Galesburg and Lacon, to 48 degrees at Flora.
A winter storm is brewing over the Mid-Mississippi River Valley will
spread east across the Midwest overnight bringing accumulating
snowfall to much of the Midwest into Saturday. Along and north of
Interstate 80 will likely see the highest amounts of snow
accumulations, with warmer air mixing into the storm and keeping a
rain snow mix over Central Illinois. Later tonight, the precipitation
will change over to all snow north of a line from roughly Rushville
to Champaign. Total accumulations are expected to range from trace
amounts near the I-72 corridor, gradually increasing to the north,
with near 10 inches expected in far northern Illinois. Behind this
weather system, cold air will move in for the remainder of the
weekend. Breezy conditions mixed with the cold air will make for a
bitter morning on Sunday with wind chills dropping into the negative
single digits across northern Illinois, and low teens in the south.
Lows overnight will range from the mid 20s in northern Iowa, to near
40 degrees along the Ohio Valley. High temperatures on Saturday will
range from near 30 degrees on the Illinois-Wisconsin border, to the
middle 50s in western Kentucky.