#flooding

Google Research said on March 12, 2026 that it is rolling out urban flash flood forecasts with up to 24 hours of advance notice. The system uses a Groundsource dataset built from public reports and extends Google’s flood coverage beyond river flooding toward rapid-onset urban disasters.

Google Research says its March 12, 2026 rollout adds urban flash flood forecasts to Flood Hub with up to 24 hours of advance notice. The system is trained in part on Groundsource, a dataset built by using Gemini to extract structured flood events from public news reports.