St. James, MO Weather Forecast
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St. James Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Clear | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Clearing | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers |
| Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 70°FLo: 21°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 316 AM CDT Sun Sep 13 2026 

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Issued: 310 AM CDT Sun Sep 13 2026
Key Messages
- Rain ends this morning. A 15-20% chance for rain this afternoon mainly east of Highway 65.
- Highs in the 90s with heat index values of 100-105 during the upcoming work week.
Aviation
/06Z TAFS THROUGH 06Z MONDAY/... Issued at 106 AM CDT Sun Sep 13 2026
Showers and thunderstorms linger around the area through Sunday morning. There may be a chance for storms again in the late afternoon after 18z. Winds turn east-southeast later today and remain light under 10 knots. Ceilings are expected t...
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