National Weather Service United States Department of Commerce

Severe Storms and Heavy Rain the Mississippi Valley and Midwest; Widespread Heat in the Central US

Severe thunderstorms and showers have the potential for large hail, a few strong tornadoes, damaging winds with gusts over 75 mph, and localized flash flooding across parts of the Mid/Upper Mississippi Valley and Midwest. A widespread heat wave will continue across the Central U.S. and Midwest today. Fire weather concerns persist in the Southwest into the central Rockies and northern California. Read More >

Rainfall Variations During ENSO


Yap Seasonal Rainfall Variations During ENSO
(Values are % of normal)

El Nino Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
101% 102% 99% 91% 75% 72% 100% 102%
La Nina Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
85% 110% 82% 111% 124% 149% 84% 98%