Winter Storm Watch upgraded to a Winter Storm Warning!

News, Weather

February 3rd, 2012 by Ric Hanson

CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS-POLK-
CASS-ADAIR-MADISON-ADAMS-UNION-MONONA-HARRISON-SHELBY-POTTAWATTAMIE COUNTIES
336 PM CST FRI FEB 3 2012

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 AM CST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* TIMING...A GRADUAL TRANSITION FROM RAIN TO SNOW WILL BEGIN LATE
  THIS EVENING INTO THE OVERNIGHT HOURS. MUCH OF THE WARNED AREA
  WILL SEE ALL SNOW BY EARLY SATURDAY MORNING. A NARROW BAND OF
  HEAVY SNOW IS EXPECTED TO SET UP ACROSS CENTRAL IOWA DURING THE
  DAY ON SATURDAY. SNOW WILL BEGIN TO DIMINISH SATURDAY EVENING.

* STORM TOTAL SNOW...SNOWFALL AMOUNTS FROM 4 TO 8 INCHES WITH
  LOCALLY HEAVIER AMOUNTS ARE POSSIBLE. 6 to 9 INCHES IS POSSIBLE OVER
  MONONA, HARRISON, SHELBY AND POTTAWATTAMIE COUNTIES. 
 * WINDS/VISIBILITY...NORTHEAST WINDS OF 20 TO 30 MPH WITH A FEW
  HIGHER GUSTS WILL CAUSE VISIBILITY RESTRICTIONS AND DRIFTING OF
  SNOW ON SATURDAY AND SATURDAY NIGHT.

* IMPACTS...HEAVY SNOW WILL MAKE TRAVEL DANGEROUS ACROSS THE
  WARNED AREA. THE FALLING SNOW...COMBINED WITH STRONG
  WINDS...WILL LEAD TO REDUCED VISIBILITIES. ROADS WILL LIKELY
  BECOME SLIPPERY AS THE WET SNOW FREEZES TO THE PAVEMENT.

A WINTER WEATHER ADVISORY WILL BE IN EFFECT FROM 6AM SATURDAY UNTIL
MIDNIGHT SATURDAY, FOR FREMONT & PAGE COUNTIES, AND FROM MIDNIGHT FRIDAY 
TO 6AM SUNDAY FOR RINGGOLD AND TAYLOR COUNTIES.