National Weather Service United States Department of Commerce

Atmospheric River in the Pacific Northwest and Northern Rockies this Weekend

A Pacific storm and atmospheric river will impact the Pacific Northwest states and northern Rockies this weekend, bringing locally heavy low elevations rain and heavy high elevation snow in the mountains. By Sunday over the Interior Northwest, rain combined with snowmelt will increase the risk of flood hazards. Flood Watches are in effect. Read More >

ENSO (-1) Years


Tropical Cyclone Genesis Positions: ENSO (-1) Years

TC Genesis -1 Year
Tropical Cyclone Genesis Positions in the Eastern Pacific for ENSO (-1) years (1971, 75, 81, 85, and 91). The number in the figure denotes total number of storms in the five years.

Tropical Cyclone Tracks: ENSO (-1) Years

TC Tracks -1 Year
Tropical Cyclone Tracks in the Eastern Pacific for ENSO (-1) years (1971, 75, 81, 85, 91, 96). In the six years there were a total of 96 storms.