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.

Overcast

63°F

17°C

Humidity 100%
Wind Speed NE 7 mph
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 May 7:35 pm CDT
Extended Forecast for

3 Miles S Locust Grove OK

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Increasing clouds, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 72. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 50%.

    Low: 62 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind.

    High: 79 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 70%.

    Low: 63 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming east around 5 mph.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers after 4am. Increasing clouds, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 72. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers likely and possibly a thunderstorm before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 77. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 60%.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 50%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind.
Saturday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming east around 5 mph.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 63. Calm wind.
Memorial Day
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South wind around 5 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southeast wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South wind around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Locust Grove OK
 36.14°N 95.17°W
Last Update:
6:50 pm CDT May 20, 2026
Forecast Valid:
7pm CDT May 20, 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