Marshall, WA Weather Forecast
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Marshall Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY | MONDAY |
| Patchy Fog | Patchy Fog | Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 45°FLo: 7°C | Hi: 67°FHi: 19°C | Lo: 47°FLo: 8°C | Hi: 73°FHi: 23°C | Lo: 47°FLo: 8°C | Hi: 77°FHi: 25°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 210 PM PDT Mon Sep 14 2026 

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Issued: 1243 PM PDT Mon Sep 14 2026
Key Messages
- Scattered showers along the Canadian border Monday, then over the Cascades, northern Washington mountains, and North Idaho Panhandle Tuesday.
- 20 to 40 percent chance of showers and thunderstorms Thursday night into Friday over Southeast Washington and the Central Panhandle mountains.
- Warmer temperatures Wednesday through Sunday with afternoon highs in the mid 70s to low 80s.
Discussion
... Monday afternoon through Tuesday: Cumulus clouds and scattered shower activity will develop Monda...
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