Foss, OK Weather Forecast
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| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C |
| POP: 20% | POP: 30% | POP: 30% | POP: 20% | POP: 20% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 128 AM CDT Sun Sep 20 2026 

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Issued: 128 AM CDT Sun Sep 20 2026
Key Messages
Updated at 128 AM CDT Sun Sep 20 2026- Cold front moving through the area today and tonight bringing rain chances and relief from the heat.
- Strong to isolated severe thunderstorms possible Sunday.
Aviation
... (06Z TAFS) Issued at 1107 PM CDT Sat Sep 19 2026
Multiple outflow boundaries exist in the CWA - one in western Oklahoma, and one from northwest to northern Oklahoma. Winds are gradually returning to southerly on both sides of the boundary, but a synoptic cold front will bring north...
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