National Weather Service United States Department of Commerce

Heavy Rains and Catastrophic Flooding Possible in Hawaii

A kona low will continue to bring heavy rain to Hawaii bringing flooding and flash flooding, landslides, road closures, and low visibility with high rainfall rates expected. Lake effect snow is expected downwind from the Great Lakes. Blizzard conditions are expected in the southeast Alaska. Read More >

Experimental GFS-LAMP Lightning Guidance

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Experimental GFS-LAMP Convection Guidance

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