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Colby Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  |  |  |  | | | | | | |
| Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Patchy Fog | Mostly Clear | Sunny | Clear | Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny |
| Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 73°FHi: 23°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 53°FLo: 12°C | Hi: 70°FHi: 21°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 236 PM PDT Sun Sep 13 2026 
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Issued: 207 PM PDT Sun Sep 13 2026
Aviation
... Upper level low will shift N/NE with rain tapering off across western WA this afternoon and early evening. Until then, low clouds, light rain, and MVFR conditions will continue in the interior with VFR conditions at the coast. Widespread MVFR conditions will return overnight into Monday. Gusty winds to 20-25kt expected in the interior 00-12z with increasing onshore flow. 33
KSEA...Light rain diminishing this afternoon but still seeing plenty of low clouds and MVFR conditions. A brief ...