Thur-Fri, March 2-3rd Winter Storm Update #2

​(11:30PM Wed, March 1st 2023) A winter storm will move through the region Thursday through Friday, bringing multiple modes of weather to the state. Little to no change was needed to forecasts with this update.

​Timing & Location...
•Severe T'Storm Risk: Early Friday morning - Early Friday afternoon, March 3rd: Southern Illinois.
•Snow: Early Friday morning - Early Friday night, March 3rd: Northern Illinois.
•High Winds: Early Friday morning - Early Friday night, March 3rd: Central & Southern Illinois.
•Heavy Rain/Flooding: Early Thursday night - Early Friday night, March 2-3rd: Central & Southern Illinois.

Impacts...
•A level 1 severe t'storm risk is in place across Southern Illinois, from early Friday morning through early Friday afternoon. Isolated severe t'storms will be possible, posing a risk of damaging winds, hail and an isolated tornado.
•Snow will be possible across portions of Northern and Central Illinois, early Friday morning through early Friday night. Snow accumulation ranging from a dusting-1" to 2-5" is possible.
•Periods of high winds are expected across Central and Southern Illinois, early Friday morning through early Friday night. Wind gusts of 35-50MPH are expected.
•Rainfall is expected across much of the state early Thursday night through early Friday night, with a corridor of heavy rainfall likely across portions of Central and Southern Illinois. Rainfall totals of 1.00-3.00" are expected in the heavy rainfall axis, with localized flooding likely.

JP