Wowzers! Never seen a Mesoscale discussion for KC in winter before!!
N THE NEAR TERM…COLUMN HAS QUICKLY SATURATED ACROSS WRN MO/ERN KS
IN THE PRESENCE OF STRONG LIFT AND WEAK STATIC STABILITY. MODERATE
TO HEAVY SNOW CONTINUES TO INCREASE IN COVERAGE AND WILL YIELD
IMPRESSIVE SNOW RATES THROUGH THE BALANCE OF THE AFTERNOON. LARGE
AREA OF SLANTWISE INSTABILITY PER EQUIVALENT POTENTIAL VORTICITY
CROSS SECTIONS WILL PERSIST THROUGH 00Z…AND WARRANTS MENTION OF
ISOLATED THUNDERSNOW THROUGH THE REMAINDER OF THE AFTERNOON.
SNOWFALL RATES OF 1 INCH PER HOUR CAN BE EXPECTED…SEVERELY
IMPACTING THE AFTERNOON COMMUTE.
WARM ADVECTION WILL REMAIN FOCUSED ALONG THE MISSOURI RIVER THIS
EVENING…WITH THE MOST PROLIFIC SNOW BAND BECOMING MORE WEST-EAST
ORIENTED WITH TIME AS AREA BECOMES WELL ALIGNED WITH THE RIGHT
ENTRANCE REGION TO THE DEPARTING 120 KNOT JET STREAK. MAXIMUM
VERTICAL VELOCITIES JUXTAPOSED WITHIN THE DENDRITIC -10 TO -12C
SWEET SPOT SHOULD LEAD TO FAIRLY IMPRESSIVE SNOWFALL ACCUMULATIONS
THROUGH THE EVENING DESPITE SURFACE TEMPERATURES IN THE TEENS.
HAVE MADE NO CHANGES TO THE WARNING/ADVISORY HEADLINES…WITH A
SOLID 6 TO 8 INCHES EXPECTED ALONG THE MISSOURI RIVER WITH LOCALLY
HIGHER AMOUNTS CERTAINLY POSSIBLE WHERE CONVECTIVE BANDING MAY OCCUR
THROUGH EARLY THIS EVENING. SNOW WILL BEGIN TO TAPER FROM NW TO SE
AFTER MIDNIGHT…ENDING ACROSS CENTRAL MO BY MID MORNING THURSDAY
