National Weather Service United States Department of Commerce

Active Pattern for the Center of the Nation

Critical fire weather conditions, severe thunderstorms capable of producing severe wind gusts, large hail, strong tornadoes and heavy rainfall remain on tap for the central U.S. this evening. Flash flooding is also possible for portions of the Plains and Mississippi Valley. Very large hail up to 3 inches in diameter will be possible this evening across western Kansas. Read More >

Rainfall Variations During ENSO


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

El Nino Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
87% 112% 102% 100% 99% 74% 95% 105%
La Nina Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
85% 100% 100% 97% 95% 133% 109% 97%