URGENT - WINTER WEATHER MESSAGENATIONAL WEATHER SERVICE NORTHERN INDIANA334 AM EST THU JAN 23 2014.AN ARCTIC AIRMASS WILL MOVE ACROSS THE AREA TODAY THROUGH FRIDAYMORNING RESULTING IN A VARIETY OF WINTER HAZARDS. BRISK WINDSWILL CONTINUE TO CAUSE SOME BLOWING AND DRIFTING SNOW IN OPENAREAS THIS MORN