Extreme Heavy Rain ● Closed
Fortes averses orageuses avec risque élevé d'inondation en Haute, Moyenne et Basse Guinée le 22 et le 23 septembre 2026, Guinea
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Du 22 au 23 septembre 2026 (inclusivement), d'intenses manifestations pluvio-orageuses, notamment de fortes averses sont prévues pour la Haute, la Moyenne et la Basse Guinée.
Cette situation débutera en Haute Guinée le 22 septembre pour ensuite s'étendre progressivement aux localités Ouest jusqu'au littoral en cours de soirée, où elle pourrait se maintenir durant la journée et la nuit du 23 septembre 2026. Il y a des risques très élevés d'inondation, particulièrement en zone côtière.
Measurements
| Coordinates | 10.9520, -11.2537 |
|---|---|
| Region | La Haute, la Moyenne et la Basse Guinée. |
| Location Precision | polygon |
| Issuing Authority | Guinea — gn-dnm-fr |
| Cap Urgency | Expected |
| Cap Certainty | Likely |
| Cap Expires | 2026-09-24T15:00:00+00:00 |
Official source
Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.
This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.
Severity as published by WMO Alert Hub (national weather services).
View original reportAlso reported by: WMO
This event as JSON · API and licence
Source updated 28 days ago (Sep 21, 2026 17:58 UTC) · we last heard from WMO Alert Hub (national weather services) 12 seconds ago
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What to do
Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.
Flash flood risk awareness, urban drainage flooding, and staying safe during cloudbursts and monsoon downpours.
Open Extreme Rain & Flash Flood Safety →Nearby & related events
Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.