National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Tulsa, Tulsa International Airport (KTUL)

Lat: 36.2°NLon: 95.89°WElev: 676ft.

Partly Cloudy

82°F

28°C

Humidity 67%
Wind Speed SE 12 mph
Barometer 29.83 in (1009.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Jun 10:53 pm CDT
Extended Forecast for

Owasso OK

Heat Advisory June 21, 01:00pm until June 21, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 74. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 105. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 93 °F

    Slight Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 70. South wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. North wind 5 to 10 mph.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 68 °F

    Chance
    T-storms then
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 84. East wind around 5 mph. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Northeast wind around 5 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northeast wind around 5 mph.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 74. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 105. South wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Showers likely and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 70. South wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. North wind 5 to 10 mph.
Monday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 84. East wind around 5 mph. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Northeast wind around 5 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northeast wind around 5 mph.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. East wind 5 to 10 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. East wind 5 to 10 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind 15 to 20 mph, with gusts as high as 30 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Owasso OK
 36.28°N 95.83°W
Last Update:
11:26 pm CDT Jun 20, 2026
Forecast Valid:
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation