National Weather Service United States Department of Commerce
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Last Map Update: Tue, May 19, 2026 at 3:42:42 am CDT

A line of storms that has developed along a cold front will slowly move toward and eventually, into northeast Oklahoma before dawn Tuesday morning. Locally damaging winds up to 60 mph will be the main severe weather threat with this line of storms, with isolated large hail to the size of a quarter also possible. A Severe Thunderstorm Watch has been posted for parts of northeast Oklahoma along the Kansas border through 7 AM Tuesday.
Radar loop from the KINX (Tulsa, OK) Radar
The potential for severe weather will continue into the daytime Tuesday along and in advance of a cold front. A Slight Risk for severe weather exists along and south of a line from Okmulgee to Jay, with a Marginal Risk northwest to a line from Bartlesville to Pawnee. Damaging winds will be the main severe weather threat, with isolated large hail as well.
The better chance for severe storms during the Monday into Tuesday time frame will accompany storms along a cold front, beginning late Monday night/early Tuesday morning and shifting southward into Tuesday afternoon.
A Slight Risk of excessive rainfall exists Monday night along and north of Highway 412, while a Marginal Risk extends across the rest of eastern Oklahoma and western Arkansas into Tuesday. Rainfall amounts of a half to one inch should be common, with local totals in the 2 to 3 inch range possible.
Thunderstorm chances continue Monday with higher chances Monday night into Tuesday. Severe weather potential likely to develop at times. Above normal temperatures will continue through Monday, with cooler weather toward the early to middle part of next week.
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