Tuesday, September 20, 2016

Weather Washington Cascades- Extended Outlook

Issued 9-20-2016

For the period 9-27 to 10-3 forecast models show a trough of low pressure (see map below) to our north at times and this type of pattern generally brings below normal temperatures and precipitation over the Washington Cascades.

500 mb map at 18,000 for 9-30-2016

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