National Weather Service United States Department of Commerce

Heavy rain in the lower Mississippi Valley Saturday, then heavy rain and snow in the Northeast starting Sunday

Heavy rains will bring potential flash flooding to portions of the lower Mississippi Valley early this weekend. Across the Pacific Northwest, an atmospheric river event is set to arrive by Sunday, bringing heavy coastal rains and high elevation snowfall. Above average temperatures continue for much of the country through the weekend. Read More >

Rainfall Variations During ENSO


Pohnpei/FSM Seasonal Rainfall Variations During ENSO
(Values are % of normal)

El Nino Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
101% 103% 100% 95% 77% 80% 97% 95%
La Nina Year (0) Year (+1)
Winter Spring Summer Fall Winter Spring Summer Fall
78% 105% 83% 96% 114% 119% 115% 97%