Foggy start to Monday in KELOLAND

SIOUX FALLS, S.D. (KELO) -- It was a foggy start to Monday in eastern South Dakota. KELOLAND chief photographer Kevin Kjergaard captured video in the Sioux Falls area Monday morning. You can see that visibility was very low. This brings up something we've heard Meteorologist Scot Mundt talk about before, the 90 Day Fog Rule. [...]