Statement as of 4:23 AM CDT on April 29, 2011 ... Winter Storm Watch upgraded to Winter Storm Warning... in effect from 10 PM this evening to 10 PM CDT Saturday... The National Weather Service in Bismarck has issued a Winter Storm Warning for snow and blowing snow... which is in effect from 10 PM this evening to 10 PM CDT Saturday. The Winter Storm Watch is no longer in effect. * Rain will begin mixing with snow in northwest and north central North Dakota this evening... with precipitation becoming all snow by midnight tonight. * Travel will be hazardous due to snow covered roads and blowing snow significantly reducing visibilities. * 5 to 7 inches of snow is possible by Saturday evening. Precautionary/preparedness actions... A Winter Storm Warning for snow and blowing snow means that visibilities will be limited due to a combination of falling and blowing snow. Use caution when traveling... especially in open areas.