Here is a zoom presentation that Stan gave on Transpac Tactics, Strategy, and Weather in May 2021
Here are the powerpoint slides from the above presentation:
Here is a closely related article.
Notes on weather sources for San Francisco Bay Racing: SF Bay wx summary and tips
NYYC presentation on uses of Gribs Feb 2019 15 minutes on routing NYYC
Presentation on sailing and navigation NYYC: comanche NYYC Nav TA2016 novideo
Slides from above presentation on Navigator Preparation: Navigator Preparation
Here are some powerpoint slides with background on the TA record, the 8000+ routes we ran for the previous 11 years of weather to figure it out, and some images showing our actual weather and track. Note how small our patch of wind was late on 25 July and early on the 26 July. We were lucky.