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 >

Current conditions at

Oklahoma City, Wiley Post Airport (KPWA)

Lat: 35.54°NLon: 97.65°WElev: 1299ft.

Overcast

59°F

15°C

Humidity 93%
Wind Speed E 10 mph
Barometer NA
Dewpoint 57°F (14°C)
Visibility 9.00 mi
Last update 20 May 10:53 pm CDT
Extended Forecast for

3 Miles N Lake Aluma OK

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. Northeast wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 69. East wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 59. East wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 3 to 6 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 60. South southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79.

    High: 79 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. Northeast wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm. High near 69. East wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 59. East wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 3 to 6 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 60. South southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Saturday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 61.
Memorial Day
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lake Aluma OK
 35.59°N 97.44°W
Last Update:
8:22 pm CDT May 20, 2026
Forecast Valid:
10pm 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