COLDEST AIR OF THE WINTER SEASON WILL REACH US TONITE INTO FRIDAY MORNING............
VERY COLD AIR WILL MOVE INTO IOWA THIS AFTERNOON AND TONITE. AT THE SAME TIME, WINDS WILL SHIFT OUT OF THE NORTHWEST AND GUST TO NEAR 30MPH - AND WILL DEMINISH TO 10-15MPH OVERNITE. EXPECT HIGH TEMP TO REACH 15 TODAY - BUT SHARPLY DROP OFF THRU THE AFTERNOON HOURS. IN ADDITION...WIND CHILL VALUES OF 20 TO 30 BELOW ZERO ARE EXPECTED FROM LATEER THIS AFTERNOON INTO FRIDAY MORNING ACROSS ALL OF IOWA.
THE NEXT SYSTEM IS POISED TO ENTER NW IOWA FRIDAY MORNING - AND SPARK LT SNOW IN POW CTY BY AFTERNOON - AND LASTING INTO THE OVERNITE HOURS - WITH 1-2 INCHES OF SNOW EXPECTED THRUOUT POW CTY - WITH UP TO 3 INCHES FROM DES MOINES - WEST.
Today 20th - Mostly Cloudy/Flurries - Breezy after Noon - High 15 - Wind Chills 20-30 Below Overnite.
Fri 21st - Dry thru Noon - Then Lt Snow Aftn and Overnite (1-2 Inches) High 10 - Low 5 to 10 Below.
Sat thru Mon 22nd thru 24th - Dry Sat - Then Lt Snow Sunday and Monday (1-2 Inches).
Tue thru Thurs 25th thru 27th - Dry Tues - Wed/Thurs Snowshowers/Breezy (Freezing Rain Possible).
Fri and Sat 28th/29th - Dry Friday - Lt Snow Saturday.
HOW LONG WILL THE TEMPS STAY BELOW NORMAL? WE SHOULD SEE A BRIEF COUPLE DAY WARM-UP AROUND THE 25TH/27TH (MAY EVEN SEE SOME ICE DURING THIS TIME) - THEN COLD AGAIN WITH ONLY BRIEF SHOTS OF WARMER/NORMAL HIGHS FOR 10-15 DAYS AFTER THE LAST WEEK OF JANUARY.
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