National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Tropical Cyclone Climatology in the Pacific


Tropical Cyclone Climatology 1966-2005

Hurricane Symbol

  Images below taken from Cindy Dettmer-Shea's Thesis Research at the University of Hawaii at Manoa, 2008

Tropical Cyclone Tracks By Month Mean Tropical Cyclone Motion and Speed

Landfalling Tropical Cyclones

Tropical Cyclone Tracks During El Nino/La Nina Years

Total Tropical Cyclones

Tropical Cyclone Genesis Positions and Tracks In The Eastern Pacific Tropical Cyclone Tracks in the Eastern Pacific (1966-1993) Tropical Cyclone Frequency in the Eastern Pacific, NW Pacific and SW Pacific

Climatology of Tropical Cyclones in the Central Pacific Basin (WFO Honolulu)