National Weather Service United States Department of Commerce

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Rainfall Variations During ENSO


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

El Nino Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
103% 116% 110% 114% 109% 107% 92% 104%
La Nina Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
114% 87% 94% 90% 99% 86% 72% 81%