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Marks Lake Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Partly Cloudy | Sunny | Partly Cloudy | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 90°FHi: 32°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C |
| POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 450 PM CDT Mon Sep 21 2026 
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Issued: 631 PM CDT Mon Sep 21 2026
Key Messages
Issued at 630 PM CDT Mon Sep 21 2026- A cold front will progress south across the state Monday bringing a few showers/storms to the area
- Behind the front, much cooler temperatures expected through the week
- Little improvement in wildfire danger and drought conditions expected over the next 7 days
Discussion
... Issued at 1256 AM CDT Mon Sep 21 2026
Early morning radar data and sfc obs indicate a cold front draped from northeast Oklahoma to southern Missouri and Illinois. Scattered showers...