...Winter Storm Warning remains in effect until 9 PM CST Sunday...
* short term trends...snow will continue through the night with heavy snowfall at times. Accumulation by Sunday morning will rage from 6 to 10 inches. Snow will continue to fall through the day Sunday with increasing winds and blowing snow.
* Storm total snow...region wide accumulations of 9 to 12 inches are likely with locally higher amounts just east of i35 near and south of US 30 to near Highway 34.
* Winds/visibility...turning to northeast 10 to 20 mph by early Sunday morning...then becoming north 15 to 25 mph and gusty by Sunday afternoon.
* Impacts...roads will become snow covered and hazardous through the evening hours as rain changes over to snow. Later tonight and Sunday...heavy snow fall and blowing snow will reduce visibility and make it difficult to clear the roads... especially in open and rural areas.
A Winter Storm Warning for heavy snow means severe winter weather conditions are expected or occurring. Significant amounts of snow are forecast that will make travel dangerous. Only travel in an emergency. If you must travel...keep an extra flashlight... food...and water in your vehicle in case of an emergency.
Any reports of snow accumulations are much appreciated and can be relayed directly to the National Weather Service using twitter handle NWS Des Moines...hashtag nwsdmx or Post to the NWS Des Moines facebook Page.