Mason, OK Weather Forecast
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Mason Weather Forecast
| REST OF TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
| Partly Cloudy | Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C |
| POP: 50% | POP: 70% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 132 AM CDT Sat Sep 19 2026 

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Issued: 1230 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
... (06Z TAFS) Issued at 1230 AM CDT Sat Sep 19 2026
A few passing high clouds tonight become more sca...
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