Cyclone Gati Makes Historic Landfall in Somalia – More Than a Year’s Worth of Rain in Two Days

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Cyclone Gati Somalia Annotated

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November 22, 2020

On November 22, 2020, Cyclone Gati ended up being the greatest storm to strike Somalia given that satellite records started 5 years back. Gati made landfall with optimal continual winds of 170 kilometers (105 miles) per hour, a classification 2 storm on the Saffir-Simpson scale. The storm brought more than a year’s worth of rain to the area in 2 days. Local authorities report a minimum of 8 individuals were eliminated and thousands have actually been displaced.

The natural-color image above programs Gati prior to making landfall over Ras Hafun (the easternmost point in Africa) on November 22. The image was gotten by the Visible Infrared Imaging Radiometer Suite (VIIRS) on the Suomi NPP satellite.

In 12 hours, Gati’s winds magnified from 65 kilometers (40 miles) to 185 kilometers (115 miles) per hour—the biggest 12-hour boost for any hurricane ever taped in the Indian Ocean. The storm quickly magnified due to its little size, warm Indian Ocean waters, and low wind shear. Although the storm somewhat compromised prior to landfall, Gati brought remarkable quantities of rain to northern Somalia.

Somalia Rainfall Accumulation November 2020 Annotated

November 21 – 23, 2020

The map above programs rains build-up from November 21-23, 2020. These information are remotely-sensed quotes that originate from the Integrated Multi-Satellite Retrievals for GPM (IMERG), an item of the Global Precipitation Measurement (GPM) objective. Local rains quantities can be substantially greater when determined from the ground.

Much of northern Somalia, which generally gets about 10 centimeters (4 inches) of rain in a whole year, got a minimum of that much in 2 days. The city of Bosaso reported 12.8 centimeters (5 inches) in 24 hours. Heavy rains and strong winds triggered flash floods along seaside and inland locations and damaged structures. Villages in the Iskushuban district, that includes Ras Hafun, were struck hardest. Gati has actually given that compromised and moved into the Gulf of Aden.

NASA Earth Observatory images by Lauren Dauphin, utilizing IMERG information from the Global Precipitation Mission (GPM) at NASA/GSFC and VIIRS information from NASA EOSDIS/LANCE and GIBS/Worldview and the Suomi National Polar-orbiting Partnership.



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