A blistering heat wave (daytime highs reaching 100-110°) will prevail across the central and southern Plains, although cooler air has settled on northern areas. Some of the Plains’ heat will spread into the central and southern Corn Belt through the second-half of the week
The upper Midwest will remain favorably cooler; scattered showers and thunderstorms possible in the Corn Belt at week’s end, but the prospects for drought-breaking rainfall appear bleak at this time.As of June 24, corn condition was rated 22 and 36 percent poor to very poor in Illinois and Indiana, respectively.
The West is forecast to remain mostly dry, except for some patchy rain in the Northwest. The 6- to 10-day outlook hotter- and drier-than-normal weather across much of the Nation.