Perennial Vintner weather related links:
Our custom Powdery Mildew tracking website (PMI)
Our data at WeatherUnderground.com
Our data at WeatherBug.com
Our data at CWOP/MesoWest
UW Atmos. Sci. NW radar loop
UW Atmos. Sci. IR Pacific/NW

We have several Puget Sound AVA weather stations that contribute their data for public use. This data can be viewed in detail within our PMI website (above). Below are links to their console page and automated (updated hourly) GDD charts.

Initials in PMI website Website for the business Location Console display GDD chart WUnderground
PV Perennial Vintners Bainbridge Island Console GDD KWABAINB13
PTV Port Townsend Vineyards, Jackman Vineyard Port Townsend Console GDD KWAPORTT59
PTVW Port Townsend Vineyards, winery location Port Townsend Console GDD KWAPORTT48
SCV Skagit Crest Vineyard & Winery Sedro Woolley Console GDD KWASEDRO31
RCPT Raincoast Farm Port Townsend Console GDD KWAPORTT39
MFV MFV Vashon Island Console GDD KWAVASHO30
HTV Horsetales Vineyard Olympia Console GDD KWAOLYMP247
*=No realtime weather station - manually downloaded temperature data only