10-day forecast for Powell, TN: 68° to 95°, with precipitation expected on 9 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Tuesday, August 11
94° · 1.53 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 70°0.16
Morning72°feels 74°
Afternoon79°feels 79°
Evening81°feels 85°
Overnight72°feels 72°
89 °
Powell, Monday, 10 August
Light rain. High 89°, low 70°.
Pressure30.12 inHg
Wind5.1 mph SW
Humidity65%
Visibility6.2 mi
Dew point70°
Tue, 1192° / 70°0
Morning72°feels 73°
Afternoon91°feels 94°
Evening81°feels 86°
Overnight73°feels 74°
92 °
Powell, Tuesday, 11 August
Clear. High 92°, low 70°.
Pressure30.06 inHg
Wind6.7 mph SW
Humidity57%
Visibility6.2 mi
Dew point69°
Wed, 1295° / 71°0.51
Morning73°feels 74°
Afternoon93°feels 97°
Evening84°feels 89°
Overnight73°feels 74°
95 °
Powell, Wednesday, 12 August
Heavy rain. High 95°, low 71°.
Pressure29.94 inHg
Wind8.7 mph SW
Humidity58%
Visibility6.2 mi
Dew point70°
Thu, 1387° / 68°0.24
Morning74°feels 75°
Afternoon84°feels 87°
Evening78°feels 78°
Overnight73°feels 75°
87 °
Powell, Thursday, 13 August
Rain. High 87°, low 68°.
Pressure29.97 inHg
Wind5.1 mph SW
Humidity56%
Visibility—
Dew point66°
Fri, 1482° / 71°0.75
Morning72°feels 73°
Afternoon76°feels 77°
Evening77°feels 78°
Overnight73°feels 75°
82 °
Powell, Friday, 14 August
Rain. High 82°, low 71°.
Pressure30.09 inHg
Wind6.4 mph SW
Humidity91%
Visibility—
Dew point72°
Sat, 1580° / 71°0.38
Morning73°feels 75°
Afternoon76°feels 77°
Evening75°feels 76°
Overnight72°feels 73°
80 °
Powell, Saturday, 15 August
Rain. High 80°, low 71°.
Pressure30.21 inHg
Wind5.3 mph E
Humidity78%
Visibility—
Dew point68°
Sun, 1684° / 69°0.2
Morning72°feels 73°
Afternoon78°feels 79°
Evening78°feels 78°
Overnight72°feels 74°
84 °
Powell, Sunday, 16 August
Rain. High 84°, low 69°.
Pressure30.12 inHg
Wind5.3 mph S
Humidity82%
Visibility—
Dew point71°
Mon, 1794° / 70°1.53
Morning77°feels 80°
Afternoon87°feels 92°
Evening70°feels 71°
Overnight71°feels 72°
94 °
Powell, Monday, 17 August
Heavy rain. High 94°, low 70°.
Pressure30.03 inHg
Wind6.2 mph SW
Humidity54%
Visibility—
Dew point69°
Tue, 1887° / 69°0.57
Morning73°feels 76°
Afternoon83°feels 89°
Evening78°feels 79°
Overnight72°feels 74°
87 °
Powell, Tuesday, 18 August
Rain. High 87°, low 69°.
Pressure30.00 inHg
Wind7.5 mph NW
Humidity72%
Visibility—
Dew point72°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Powell, TN around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.