National Weather Service United States Department of Commerce

Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture from the remnants of Odalys and Hurricane Polo will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Flood Watches have been issued through Wednesday in the southwest U.S. and moderate risk outlooks have been issued today through Thursday. 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%