MOUNTAIN WEATHER FORECAST

Time and Day: 0930 Friday

The Snapshot:  Continued dry with high cirrus clouds forming.  

 

The Science: This stable warm air mass parked over the PNW will continue to produce dry and warm weather in the Cascade Mountains through the weekend.  The inversion layer will continue to be around the 3500’ level through tomorrow.  A weak frontal system clips the coast on Sunday increasing the cloud cover over the interior. 

 

4-7day Long Range: The blocking ridge of high pressure is expected to continue through most of next week.

Precipitation: Water by 4am = 0 Snow = 0 24hr total inches of water ending at noon tomorrow = 0 24hr total inches of snow ending at noon tomorrow =0   Trend and Timing: 0

Base Temp and Freezing levels:  Low:  34   High:  46 Freezing level: +7000   Trends and Timing Unseasonably mild temperatures will continue through the weekend.  Cooler air is expected starting Sunday night.

Winds (mph) Base: 0-5 ESE Ridge Top: 0-10 ESE   Trend and Timing: Southeast flow will continue tonight. Winds shift westerly tomorrow afternoon.