| National Weather Service Forecast for:
St. Louis, MO Issued by: National Weather Service St. Louis/St. Charles, MO |
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| Updated: Tue, 22-Sep-2026 5:41am CDT | ||||||||||||||||||||||||||||||||||||||||
| Saint Louis | ||||||||||||||||||||||||||||||||||||||||
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| Today |
A slight chance of drizzle before 10am. Mostly cloudy, with a high near 73. Northeast wind around 8 mph. |
| Tonight |
Mostly cloudy, with a low around 59. Northeast wind 3 to 8 mph. |
| Wednesday |
Partly sunny, with a high near 73. North wind 5 to 8 mph. |
| Wednesday Night |
Partly cloudy, with a low around 59. Northeast wind 2 to 7 mph. |
| Thursday |
Mostly sunny, with a high near 76. Northeast wind around 5 mph. |
| Thursday Night |
Partly cloudy, with a low around 60. |
| Friday |
Mostly sunny, with a high near 78. |
| Friday Night |
Mostly cloudy, with a low around 57. |
| Saturday |
Partly sunny, with a high near 76. |
| Saturday Night |
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%. |
| Sunday |
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 82. Chance of precipitation is 20%. |
| Sunday Night |
Partly cloudy, with a low around 62. |
| Monday |
Mostly sunny, with a high near 87. |
| Monday Night |
A slight chance of rain showers after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for St. Louis, MO.