National Weather Service United States Department of Commerce

Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

ENSO and Climate Variability


Understanding ENSO (From PMEL)


ENSO Monitor - State of Current Conditions

From International Research Institute for Climate and Society (IRI): From NOAA Pacific Marine Environmental Lab (PMEL):
From CPC/NCEP:
From NOAA Earth System Research Lab (ESRL):
From Bureau of Meteorology (BoM), Australia:

El Nino Map



El Nino Temperatures and Anomalies


Climatology and ENSO-Related Climate Variability in the Pacific


Tropical Cyclone Climatology in the Pacific

Other Helpful Links