National Weather Service United States Department of Commerce

Dangerous, Record-Breaking Heat to Continue in the Central and Eastern U.S.; Severe Thunderstorms in the Upper Midwest; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will continue across most of the central and eastern U.S this week. Heat indices will exceed 100 degrees. Severe storms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians Thursday, with the primary threat large to very large hail. Critical fire weather to continue in the Four Corners Region Read More >

Storms are beginning to move into Cheyenne (CO) and Wallace Counties. The main threats initially will be Hail up to 1.75 inches and then transitioning to Gusts up to 75 mph later this evening. Please report any Severe Weather to NWS Goodland.
Storms are expected to develop over the next few hours and move north/northeast. Damaging Winds and Large Hail are the main hazards along with a low chance of Flash Flooding.
A few severe storms are possible this afternoon and evening (Wednesday July 01, 2026) — mainly along and east of the KS-CO border between 3-10 pm MDT / 4-11 pm CDT. Localized wind gusts up to 70 mph are the primary threat. A few instances of large hail are possible.
A few severe storms are possible during the afternoon and evening hours on Thursday July 02, 2026 — mainly between 3-10 pm MDT / 4-11 pm CDT. Localized wind gusts up to 65 mph are the primary threat.
Above normal temperatures will persist through the remainder of the work week (July 01-03, 2026). Scattered thunderstorms are possible during the afternoon and evening hours today and Thursday. A few severe storms are possible on both days.