Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Digital Map Viewer Forecast Page:

The new and improved graphical forecast of temperature/rainfall probability for the entire area. Click on the example below for latest Graphic Forecasts. This page has mouseover capabilites, along with the ability to overlay different map options.