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Pittsburg Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  |  |  | | |  | | | | |
| Mostly Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 90°FHi: 32°C |
| POP: 20% | POP: 60% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 507 PM CDT Fri Sep 18 2026 
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Issued: 1204 AM CDT Sat Sep 19 2026
Key Messages
Issued at 1156 PM CDT Fri Sep 18 2026- Near record temperatures continue Saturday.
- Fire weather concerns will continue during periods of stronger winds, especially on Saturday across eastern Oklahoma.
- Shower and thunderstorm chances return Saturday night and increase Sunday through Sunday night as a slow moving cold front passes.
- Noticeably cooler temperatures arrive next week.
Aviation
... (00Z TAFS) Issued at 536 PM CDT Fri Sep 18 2026
VFR conditions will prevail through the period. So...