National Weather Service United States Department of Commerce

An Active Start to the Week

A slow moving and large-scale system will produce widespread rain and thunderstorms the next few days across the central and southern Plains into the Mid to Lower Mississippi Valley. Severe storms will be common across Texas through Tuesday before spreading eastward. The locally heavy rain will produce possible flooding and have a similar transition to the east through midweek. 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