Michigan Grape Scouting Report – July 16, 2025

Jul 21, 2025

By Esmaeil Nasrollahiazar and Mike Reinke et.al

Weather update 

Detailed seven-day forecasts for Michigan grape production regions are available below: 

Agricultural Weather Outlook: Weekly in-season weather updates are provided to the Michigan State University Extensionfruit team by Jeff Andresen, Michigan State University (MSU) agricultural meteorologist. These reports offer timely insights into weather conditions affecting fruit production across Michigan.  

Growing degree day (GDD) report 

Track vine development using the MSU Enviroweather Growing Degree Day (GDD) map. Visit the site to find your nearest weather station, create a free account, and monitor GDDs daily: MSU Enviroweather GDD Tool.

Source : msu.edu
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