National Weather Service United States Department of Commerce
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Last Map Update: Tue, Apr 21, 2026 at 11:26:23 am CDT

Thunderstorm chances increase Thursday into Thursday night across eastern Oklahoma and northwest Arkansas. A marginal to slight severe weather risk is outlooked for northeast and east central Oklahoma as well as parts of northwest Arkansas. Large hail and damaging winds are the main severe threats.
Thunderstorms may be ongoing early in the day Friday and expand in coverage and intensity through the day. Locally heavy rainfall and flooding potential may also develop.
Severe storm chances continue this weekend across eastern Oklahoma and northwest Arkansas as a frontal boundary remains over and or near the forecast area. Large hail and damaging wind gusts are the main hazards each day.
In addition to the severe weather threat, a heavy rain threat develops for portions of eastern Oklahoma and far northwest Arkansas Thursday into Friday. Localized flooding potential exists Thursday into Friday.
Thunderstorm chances this week focus primarily late week. Monitor updated forecasts especially if planning outdoor activities.
Forecast summary for select cities for the next six days, as well as three days of weather hazards across eastern Oklahoma and northwest and west central Arkansas.
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