Friday, December 28, 2007

Snow Advisory: Dec. 28

A Snow Advisory has been issued for roughly the southeastern half of the state, areas east of a Nebraska City, NE to Prairie Du Chien, WI. Areas just to the west of this line may still see snowfall, but generally around an inch or less of snow accumulation is expected. Those counties that are within the snow advisory are expected to see 2-6 inches of snowfall, with the heaviest amounts in southeast and east-central Iowa.

Latest models have actually indicated less snowfall with this system than previous ones, at least looking at last nights model run. The off-hour model runs that come out during the late night hours also seem to have pulled back on total accumulations. However this doesn't seem to be enough to deter the NWS offices from pulling back some of their forecasted totals. Latest discussion indicates mainly 1-5 inches within their advisory area, which is still going with the latest forecast and advisory text.

Road conditions are likely to be effected by this system, in fact a majority of the state have at least wet conditions due to frost and snow. Areas of southern and eastern Iowa are likely to see mostly covered roads through the Noon hour until the snow can begin to taper off and the plows can truly plow the roads. Take some time when traveling this morning and even this afternoon as some slick areas may still exist.

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