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Lyman Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Hi: 85°FHi: 29°C Lo: 55°FLo: 13°C | Hi: 85°FHi: 29°C Lo: 55°FLo: 13°C | Hi: 85°FHi: 29°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C |
| POP: 20% | POP: 20% | POP: 30% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 425 AM MDT Wed Sep 23 2026 
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Issued: 545 AM MDT Wed Sep 23 2026
Key Messages
- Cool but seasonable temperatures will continue through mid- week, with a warming trend expected for the weekend.
- Increasing coverage of showers and thunderstorms expected through Thursday as a subtropical disturbance lifts northward over the area, then a brief drying trend for the weekend.
Aviation
/12Z TAFS THROUGH 12Z THURSDAY/... Issued at 545 AM MDT Wed Sep 23 2026
Low stratus clouds and some patchy fog will continue until shortly after sunrise across the eastern plains terminals. M...