In the basic forecasting overlay, time is given in 3 hour blocks and rainfall is given in in/mm. Is that "projected cumulative rainfall over that 3 hour time period", or is that "hourly rainfall within that three hour time period?"

]]>https://community.windy.com/topic/22462/interpretation-of-rain-accumulation-in-forecastRSS for NodeTue, 16 Jun 2026 15:29:34 GMTThu, 29 Sep 2022 17:08:32 GMT60@garvalbert
As mentioned in the FAQ, the rain layer shows the cumulative rainfall during the last 3 hours as predicted by the weather model:
https://community.windy.com/topic/3361/description-of-weather-overlays

]]>https://community.windy.com/post/121689https://community.windy.com/post/121689Thu, 29 Sep 2022 17:25:56 GMT