Full Notification

SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-IDA-DAKOTA-LINCOLN SD-UNION-

INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS...CHEROKEE...SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...SOUTH SIOUX CITY...CANTON...LENNOX...TEA...HARRISBURG...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON

436 AM CST WED JAN 7 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
THURSDAY...

...BLIZZARD WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING.

FOR THE WIND CHILL ADVISORY...

* WIND CHILL VALUES...AROUND 25 TO 35 BELOW ZERO THIS
  MORNING...MODERATING TO 15 BELOW TO 25 BELOW BY LATE MORNING THROUGH TONIGHT.

* WIND AND VISIBILITY...SOUTHERLY WINDS WILL INCREASE
  TONIGHT...AVERAGING 15 TO 30 MPH. THIS COULD CAUSE SOME PATCHY BLOWING AND DRIFTING SNOW...WHICH COULD CAUSE SOME VISIBILITY REDUCTIONS.

FOR THE BLIZZARD WATCH...

* WIND...NORTHWESTERLY WINDS WILL INCREASE THURSDAY AFTERNOON AND  REMAIN STRONG INTO THE EVENING HOURS. WIND SPEEDS OF 30 TO 35 MPH...GUSTING TO AROUND 45 MPH ARE LIKELY.

* VISIBILITY...ONE QUARTER OF A MILE OR LESS...ESPECIALLY IN OPEN AND RURAL AREAS. WITHIN CITY LIMITS...VISIBILITIES WILL MOST  OFTEN BE GREATER THAN A MILE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS.