737 
WWUS43 KDMX 222040
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
340 PM CDT FRI MAR 22 2013

...LONG DURATION SNOW EVENT FOR SOUTHERN IOWA SATURDAY NIGHT AND
SUNDAY...

.LOW PRESSURE DEVELOPING OVER THE SOUTHERN ROCKIES WILL MOVE INTO
TEXAS SATURDAY...THEN TURN NORTHEAST INTO THE OHIO RIVER VALLEY ON
SUNDAY. SNOW WILL BEGIN LATE SATURDAY...AND CONTINUE ACROSS THE
AREA INTO SUNDAY EVENING. A LARGE AREA OF MODERATE SNOW
ACCUMULATION IS EXPECTED WITH THE HEAVIEST SNOWFALL LIKELY TO
REMAIN SOUTH OF IOWA.

IAZ071>075-081>086-092>097-230445-
/O.CON.KDMX.WS.A.0007.130324T0000Z-130325T0000Z/
ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...GREENFIELD...WINTERSET...INDIANOLA...
KNOXVILLE...OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON...
ALBIA...OTTUMWA...BEDFORD...MOUNT AYR...LEON...CORYDON...
CENTERVILLE...BLOOMFIELD
340 PM CDT FRI MAR 22 2013

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH SUNDAY EVENING...

* TIMING...SNOW IS EXPECTED TO DEVELOP EARLY SATURDAY AFTERNOON
  OVER SOUTHWEST IOWA AND SPREAD OVER THE AREA BY MID TO LATE
  AFTERNOON. THE HEAVIEST SNOW WILL BE SATURDAY NIGHT INTO EARLY
  SUNDAY.

* STORM TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 
  INCHES ARE EXPECTED IN THE WATCH AREA WITH LOCALLY HIGHER 
  TOTALS POSSIBLE ALONG THE IOWA AND MISSOURI BORDER. 

* WINDS/VISIBILITY...WINDS WILL INCREASE TO 10 TO 20 MPH ON SUNDAY
  WITH A FEW HIGHER GUSTS SUNDAY AFTERNOON. THIS MAY RESULT IN
  SOME MINOR DRIFTING OF SNOW ACROSS THE REGION.

* IMPACTS...SNOW COVERED ROADS WILL LEAD TO HAZARDOUS TRAVEL
  SATURDAY EVENING INTO SUNDAY. SOME COMPACTION OF SNOW EARLY MAY
  LEAD TO ICY PATCHES AND SLICK TRAVEL AS WELL. DURING THE DAY
  SUNDAY...THE COMBINATION OF TEMPERATURES NEAR OR A LITTLE ABOVE
  FREEZING BY AFTERNOON AND FILTERED SUNSHINE THROUGH THE
  CLOUDINESS WILL LIKELY RESULT IN THE MELT OFF OF MOST OF THE
  SNOW ON MAIN ROADS BY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR
THE LATEST FORECASTS FOR UPDATES.

&&

$$