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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Hazardous Weather Conditions

Current conditions at

Claremore, Claremore Regional Airport (KGCM)

Lat: 36.29°NLon: 95.48°WElev: 725ft.

Light Drizzle Fog/Mist

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 61°F (16°C)
Visibility 1.50 mi
Last update 21 May 9:15 am CDT
Extended Forecast for

Oologah OK

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 70. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Chance
    T-storms then
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 61. North wind around 5 mph becoming east after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, with a high near 77. East wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. East wind around 5 mph becoming calm.

    Low: 60 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.

    High: 79 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Partly sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 70. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 61. North wind around 5 mph becoming east after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, with a high near 77. East wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. East wind around 5 mph becoming calm.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm in the evening.
Memorial Day
Partly sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. South wind 5 to 10 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. Southeast wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. South wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oologah OK
 36.43°N 95.7°W
Last Update:
9:26 am CDT May 21, 2026
Forecast Valid:
9am CDT May 21, 2026-6pm CDT May 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