An upper level ridge of high pressure will be the weather influencer for Central and Eastern Washington today. Northcentral Washington can expect sunny skies today with northwest winds 5-15 mph and mild with high temperatures this afternoon into the mid an upper 40’s.
A generally dry and persistent weather forecast stays in place for Wednesday with mostly sunny skies, calm wind conditions and afternoon highs in the mid 40’s.
The weather becomes more active on Thursday as the mean upper level ridge retrogrades west and allows energy to slip southward into the Pacific Northwest. By Thursday, a shortwave of energy drops down the British Columbia coast and tracks across the region bringing a 20-30% chance of rain to the Wenatchee Valley with afternoon highs in the lower 40’s.
There looks to be a brief break in the stormy weather on Friday with mostly sunny skies and mild high temperatures into the mid 40’s.
Another shot of energy moves into Northcentral Washington on Saturday bringing a 50% chance of rain during the day and a 40% chance of precipitation Saturday night with highs in the lower to mid-40’s.
Showers decrease on Sunday as a westerly weather flow aloft prevails with mostly sunny skies both Sunday and Monday with afternoon high temperatures in the mid to upper 40’s.