National Weather Service United States Department of Commerce

Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

SPI Information: What is the SPI?

SPI Data tables
"Quick-look" data set
Full data set includes the SPI maps
Micronesia and Samoa data set 

SPI Rain Gage Locator Maps
Kaua'i | O'ahu | Maui | Big Island