894 WWUS73 KDMX 071530 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 930 AM CST Tue Feb 7 2017 ...DENSE FOG CONDITIONS IMPROVING... .Visibilities are improving across the advised area, though areas of fog may linger for a few more hours this morning. IAZ038-039-049-050-061-062-075-086-097-071630- /O.CAN.KDMX.FG.Y.0009.000000T0000Z-170207T1600Z/ Grundy-Black Hawk-Marshall-Tama-Jasper-Poweshiek-Mahaska-Wapello- Davis- Including the cities of Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Newton, Grinnell, Oskaloosa, Ottumwa, and Bloomfield 930 AM CST Tue Feb 7 2017 ...DENSE FOG ADVISORY IS CANCELLED... The National Weather Service in Des Moines has cancelled the Dense Fog Advisory. Conditions continue to improve across the region as northwest winds will increase through the morning hours. Some pockets of fog may remain in low lying areas. Drive carefully. $$ ANSORGE