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Historical Marker, TX Weather Forecast
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| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  | | | | | | | | | | |
| Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny |
| Lo: 80°FLo: 27°C | Hi: 106°FHi: 41°C | Lo: 80°FLo: 27°C | Hi: 105°FHi: 41°C | Lo: 79°FLo: 26°C | Hi: 103°FHi: 39°C | Lo: 79°FLo: 26°C | Hi: 108°FHi: 42°C | Lo: 79°FLo: 26°C | Hi: 108°FHi: 42°C | Lo: 81°FLo: 27°C | Hi: 108°FHi: 42°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 535 PM CDT Tue Aug 18 2026 
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Issued: 626 PM CDT Tue Aug 18 2026
Key Messages
Updated at 622 PM CDT Tue Aug 18 2026- Widespread dangerous heat returns today with high temperatures between 105-110 degrees
- Fire weather conditions increase to an Elevated Risk across western Oklahoma & western north Texas for today and Wednesday.
- A weak cold front will restrict the dangerous heat to southern Oklahoma & western north Texas on Thursday, but it will return and become widespread Friday into the weekend.
Aviation
... (00Z TAFS) Issued at 622 ...