Welcome to Dayton’s weather blog, The Greater Dayton Weather Post. Covering weather for 9 counties in Ohio, see which counties here: About. As the founder and lead forecaster of The Greater Dayton Weather Post. I, Devontae Jackson would like to thank you for visiting this website. My vision for this website is for it to be another reliable source of weather for the Miami Valley/Greater Dayton area. I really do hope you find the site useful and visit this website again. Again if you want to see the counties The Greater Dayton Weather Post (GDwxpost) covers and want to read more about GDwxpost. Read the about page for information on The Greater Dayton Weather Post, the county coverage area, and me, Devontae Jackson here: About.