Wind Force Calculations

Al's Software has an excellent analysis, it is a good read to understand the forces on your anchor system.

Rode force webpage: External Link

Al's chart showing rode force

AI generated chart comparing a Lagoon 380 to a Seawind 1160

A reasoned estimate of expected holding strength (excellent bottom) of a 65 pound Mantus M1 anchor is 4,000–6,000 lbs, based on Practical sailor articles.

Practical sailor article: External Link