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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Columbia - Jim Hamilton L.B. Owens Airport (KCUB)

Lat: 33.97°NLon: 80.99°WElev: 210ft.

Partly Cloudy

84°F

29°C

Humidity 67%
Wind Speed Calm
Barometer 30.05 in (1017.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 19 Sep 10:53 am EDT
Extended Forecast for

3 Miles E St. Andrews SC

  • Today

    Today: A slight chance of showers and thunderstorms between 2pm and 4pm. Mostly sunny, with a high near 92. Northeast wind around 6 mph. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 11pm. Partly cloudy, with a low around 72. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 91. Light northeast wind.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 2pm and 4pm. Mostly sunny, with a high near 92. Northeast wind around 6 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms between 8pm and 11pm. Partly cloudy, with a low around 72. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 91. Light northeast wind.
Sunday Night
Partly cloudy, with a low around 71. Calm wind.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Wednesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E St. Andrews SC
 34.05°N 81.04°W (Elev. 299 ft)
Last Update:
2:21 am EDT Sep 19, 2026
Forecast Valid:
11am EDT Sep 19, 2026-6pm EDT Sep 25, 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