WeatherNext 3 draws the global forecast on a 5 km grid and refreshes it every hour
Google's new weather model ingests live geostationary satellite mosaics, predicts key surface variables at 5 km and refreshes hourly. That is a sharper global decision layer, but a 5 km cell is still not a forecast for one street or roof.
Parminder Kumar Sharma · 14 Sept 2026












