Wednesday, May 15, 2013

Weather Washington Cascades Extended

Updated May 15, 2013

Forecast models show an active weather pattern in the extended period as troughs of low pressure drop down from the Gulf of Alaska over the next 10 days or so. Thus below normal temperatures and normal to above normal precipitation should be the rule through May 28. The map below confirms this.

Average position of 500 mb map (18,000') through May 28. This brings a cool pattern to the Northwest

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