Tuesday, April 10, 2007

4/10 - 4/11 Winter Storm

Although the storm isn't completely winter, with a majority of the state seeing mainly rain throughout the duration of it. The headlines of the storm are going to be the potentially heavy and significant snows in the northern portion of the state. This morning has snow falling over mainly the northwest portion of Iowa, with moderate to heavy snow at times in areas of Estherville, Spencer & even Algona early this morning. This is expected to continue and increase in coverage during the day today and throughout the nighttime hours especially. In response to the expected heavy snowfall and potentially significant accumulations across the northern portion of the state the NWS has issued a couple of advisories/watches over the area.

Northwest Iowa -- Snow Advisory
Northeast Iowa -- Winter Storm Watch

As for the rest of the state, mainly rain showers expected throughout the afternoon as temperatures are just high enough to deter the snow from falling. However, by tonight and the temperatures fall there is the potential for snowfall across at least the northern half of the state. The central third of the state however is not likely to see accumulations as the snow will be fairly short lived and not heavy. Morning model runs indicate that the rain/snow line has not changed much, although precipitation may be slightly heavier than previous runs. Snow forecasts have not been completed yet, however areas that are under an advisory/watch are still likely to see the heaviest snow amounts. Expect updates throughout the day and tomorrow as the forecast changes and snowfall amounts begin to come in...

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