Weather WorldCupp Lake, TN Weather Forecast
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Cupp Lake Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Patchy Fog | Sunny | Patchy Fog | Sunny | Patchy Fog | Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny |
| Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 106 AM EDT Wed Oct 21 2026 
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Issued: 139 AM EDT Wed Oct 21 2026
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Updated at 137 AM EDT Wed Oct 21 2026- Dry weather dominates the forecast period, with cool mornings and pleasant afternoons each day. Afternoon relative humidity will remain on the lower side as well.
Discussion
... Issued at 137 AM EDT Wed Oct 21 2026
Morning fog along rivers and lakes will be possible again during the late night into early morning hours today, as cool air settles over the warm waters.
A large upper ridge to our west will gradually shift eastward during the period and s...