Dangerous Heat Wave Continues; Severe Thunderstorms and Heavy Rain from the Central Plains to the Midwest

A prolonged, dangerous heat wave will continue today in the Midwest and Mississippi Valley, and persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorm are expected from the northern/central Plains to the Mid-Atlantic. Isolated slash flooding is possible from the central Plains to the Upper Midwest. Read More >

The statewide maps below are based on 30-year climate normals from 1981-2010. For your convenience, a table displaying the numerical value of each normal for select cities has been added to the bottom of each map.

*** Note: The exact values in the tables may not always match the corresponding color of the maps due to the interpolation method used and the location of the observation site relative to the city. ***

Annual Normals