(4:00PM - 10/30/19) While the rare October snowstorm that's affecting the region is grabbing all of the attention and headlines, of note the next few nights will be cold temperatures...Which will feature a hard freeze for much of the state, officially ending the growing season.
While a good portion of the state has already received a freeze this fall, with lows of 29-32...This period will feature the first hard freeze of the fall for much of the state. A hard freeze is temps 28 degrees or colder. This effectively marks an end to the growing season.
For tonight, of focus will be Northwest and Western Illinois...and vicinity. Across this area low temps will bottom out in the mid to upper 20's. While this area has already seen a freeze this fall with lows of 29-32, this will be the first hard freeze of the season...marking an end to the growing season.
For Thursday night, much of the state will see low temperatures in the 20's. The exception may be across portions of Northern and Central Illinois that have deeper snow cover following the end to the snowstorm on Thursday afternoon. Across these areas, low temps may bottom out in the upper 10's. Much of the state has already seen a freeze with low temps of 30-32, but this will be the first hard freeze of the fall...marking an end to the growing season.
Below freezing temps will also be likely across portions of the state Friday night, but by this time much of the state will have already seen a hard freeze/end to the growing season.