National Weather Service United States Department of Commerce

Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Tulsa, OK

Weather Forecast Office

NWS Forecast Office Tulsa, OK

Weather.gov > Tulsa, OK
Click a location below for detailed forecast.

Last Map Update: Tue, Aug 18, 2026 at 4:16:33 am CDT

Dangerous Heat Persists Through Midweek
100 Degree-Day Streak Info
Forecast Summary
High heat stress conditions will persist through the middle of the week. Heat stress will continue to impact outdoor activities. Some minor heat relief is forecast during the latter part of the week.
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Tulsa, Fort Smith and Fayetteville are all in the midst of a multi-day stretch featuring triple digit high temperatures with more forecast. How does the current stretch of 100's stack up all-time? Fayetteville has officially cracked the Top 5 as of August 16th and Fort Smith is within striking distance.
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Hot temperatures continue through the weekend with isolated to scattered thunderstorm potential late Sunday afternoon into Monday. Slightly cooler for some on Monday but back to the hot weather Tuesday.
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