National Weather Service United States Department of Commerce

Areas of Severe Thunderstorms and Heat This Weekend

Severe thunderstorms today may produce damaging winds, large hail, tornadoes, and flooding over parts of the Plains into the Missouri Valley. On Sunday, scattered severe thunderstorms capable of damaging wind gusts are expected across the Mid-Atlantic vicinity. Hazardous heat will continue in the South, Southwest and central California this weekend building across the Pacific Northwest Sunday. Read More >

A Flood Watch has been issued for heavy rain potential from Saturday evening through Sunday afternoon. Widespread rain totals of one to three inches with localized totals up to five inches will be possible in the watch area. Recent wetting rains in these areas could lead to flooding of rivers, creeks, and other flood prone areas.
Storms developing on a front will bring a slight risk of excessive rainfall which could lead to flash flooding, mainly this evening into overnight tonight. The risk shifts to the south and east by Sunday.
Thunderstorms are expected to develop along a front near the Kansas border Saturday afternoon, with one or more clusters likely to move south and east across the region Saturday evening/night. These storms will pose a risk for severe weather, with damaging winds and hail the main threats. However, a limited tornado threat will exist north of I-40.
Here is the expected timing of the severe weather potential across the region this afternoon and evening.
A Heat Advisory will go into effect for portions of NE OK and W-C AR between 1 PM and 7 PM today, where heat index values up to 106 degrees are expected. Heat Index values of 100 to 105 degrees are forecast across much of the remainder of eastern Oklahoma.
Shower and thunderstorm chances will continue today, tonight, and into Sunday, with a threat for heavy rain and flash flooding. Much cooler weather is expected areawide after Saturday, lingering into early next week.
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