Shackle Island, Sunday, 9 August, 02:26
Overcast. Feels like 70°. High 87°, low 69°.
Shackle Island, Monday, 10 August
Clear. High 94°, low 73°.
Shackle Island, Tuesday, 11 August
Light rain. High 96°, low 75°.
Shackle Island, Wednesday, 12 August
Light rain. High 96°, low 77°.
Shackle Island, Thursday, 13 August
Light rain. High 85°, low 74°.
Shackle Island, Friday, 14 August
Light rain. High 96°, low 74°.
Shackle Island, Saturday, 15 August
Light rain. High 92°, low 70°.
Shackle Island, Sunday, 16 August
Partly cloudy. High 94°, low 74°.
Shackle Island, Monday, 17 August
Overcast. High 90°, low 76°.
Shackle Island, Tuesday, 18 August
Clear. High 91°, low 75°.
Shackle Island, Wednesday, 19 August
Overcast. High 94°, low 72°.
Shackle Island, Thursday, 20 August
Light rain. High 98°, low 76°.
Shackle Island, Friday, 21 August
Clear. High 107°, low 81°.
Shackle Island, Saturday, 22 August
Clear. High 103°, low 80°.
Shackle Island, Sunday, 23 August
Clear. High 104°, low 83°.
Shackle Island, Monday, 24 August
Light rain. High 100°, low 79°.
The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for Shackle Island, TN are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.
They are real temperature extremes recorded in Shackle Island, TN since 1960: the highest and lowest reading for each calendar date, with the year it happened.
The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.