National Weather Service United States Department of Commerce

Dangerous heat continues today, mainly along and south of Highway 30, with forecast heat indices between 100 and 105 degrees. An Extreme Heat Warning remains in effect for these areas through 10 PM today, but may need to be extended into Friday. Stay hydrated by drinking plenty of water and take frequent breaks in the shade if you'll be outdoors. Stay cool!
Chances of storms (40-70%) are forecast to increase this evening, lingering into the overnight hours tonight. Uncertainty exists on the exact timing of these storms, but any storms that form will be capable of damaging wind gusts, with a lower threat for large hail. Stay prepared, with multiple ways to receive warnings, and have plan for seeking shelter in case storms threaten!
There will be additional chances of storms Friday and again for Independence Day. There is now a Level 2 of 5 risk for severe storms over much of the local area Friday, with a Level 1 of 5 for some on Saturday. There remains quite a bit of uncertainty on the timing and coverage of these storms, but any severe storms will be capable of damaging winds, with a lower threat of large hail and isolated tornadoes.
Here are the forecast percent chances of storms for select towns/cities in our area. The higher potential for storms overall looks to be north of I-80 tonight before becoming more widespread on Friday and Saturday.