was pretty much on all 12 Z models and coming and going since yesterday:
LOT AFD:
A SECOND AND STRONGER CLIPPER SYSTEM IS EXPECTED TO MOVE IN LATE
FRIDAY AND SATURDAY WITH ANOTHER ROUND OF SNOW ACROSS THE AREA.
GUIDANCE IS IN BETTER AGREEMENT WITH THE PRECIPITATION COVERAGE WITH
A STRONGER UPPER-LEVEL TROUGH AND SURFACE LOW, BUT THE TIMING AND
TRACK OF THE LOW REMAINS UNCERTAIN. THE EURO AND CANADIAN BRING THE
LOW INTO THE AREA FRIDAY EVENING AND EXITING SATURDAY AFTERNOON WITH
THE GFS BRINGING IT THROUGH LATE IN THE EVENING AND EXITING IT
SATURDAY EVENING. FORECAST SOUNDINGS ARE ONCE AGAIN LOOKING TO BE
BELOW FREEZING INDICATING AN ALL SNOW EVENT WITH DECENT SNOW
ACCUMULATIONS POSSIBLE.
Quad Cities:
FRIDAY THROUGH SATURDAY...
PERIOD WILL NEED TO BE MONITORED IN SUBSEQUENT FORECAST PACKAGES.
THERE IS GOOD AGREEMENT OF ACCUMULATING SNOW ACROSS MUCH OF THE CWA,
ESPECIALLY IN EASTERN IOWA AND NORTHWEST ILLINOIS.
Indy:
ENSEMBLE SPREAD GROWS CONSIDERABLY TOWARD NEXT WEEKEND
WITH SEVERAL VARIATIONS OF SHORTWAVE AMPLITUDE AND TIMING. THE
MOST LIKELY PERIOD FOR PRECIPITATION WILL BE FRIDAY NIGHT AND
SATURDAY WHEN MOST OF THE ENSEMBLE MEMBERS SHOW A DEEPER MORE
AMPLIFIED TROUGH AND SUFFICIENT MOISTURE. THERMAL PROFILES WOULD
SUPPORT ALL SNOW.