National Weather Service United States Department of Commerce

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. 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)