GMet warns of major rainstorm: High-impact thunderstorms & flooding expected

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The Ghana Meteorological Agency (GMet) has issued an Impact-Based Weather Warning for today, Sunday, October 12, 2025, alerting the public to the imminent westward movement of a significant rainstorm originating from Nigeria and Benin.

The storm, which is forecast to produce thunderstorms and rain of varying intensities across its path, carries a High Impact (E) risk for several regions, necessitating immediate public action.

The warning, issued at 0000 UTC and valid from 0130 UTC on Sunday morning, projects that flooding may occur over low-lying areas nationwide.

Moderate to strong winds are also expected to accompany the rainstorm, adding to the potential hazard.

Specific Regional Impact and Risk Levels

GMet's forecast utilizes a risk matrix to specify the potential impact across the country's three main belts:

Region Group	Valid Time (UTC)	Predicted Impact Level	Required Public Action
Northern & Upper Regions (Northern, North East, Upper East, Savannah, and Upper West)	0130 UTC – 0600 UTC		High (E)	Take Action / Be Prepared
Middle Belt (Oti, Volta, Bono East, Eastern, Ashanti, and Bono regions)	0230 UTC – 0600 UTC		High (E)	Take Action / Be Prepared
Coastal Belt (Central, Greater Accra, and Western regions)	0300 UTC – 0600 UTC

WEATHER WARNING 12102025pptx Download

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