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Now · 1:52 PM

Powell Weather & Hourly Forecast

United States · Tennessee · 37849

Sunny
89°F
Sunny
Feels like: 95°F
💧 Humidity 56% 🌡 Pressure 30.09 inHg 💨 Wind 2 mph 👁 Visibility 6.2 mi Clouds 0% ☀️ UV index 8.3 · Very high 🌅 Sunrise 7:05 AM 🌇 Sunset 8:08 PM

Hourly Forecast for Powell

Today
Sunny · 2:00 PM Sunny
89° 💧 None 💨 2 mph H 56%30.09 inHg
Sunny · 5:00 PM Sunny
88° 💧 None 💨 0 mph H 47%30.06 inHg
Partly cloudy · 8:00 PM Partly cloudy
80° 💧 None 💨 4 mph H 59%30.06 inHg
Overcast night · 11:00 PM Overcast night
77° 💧 None 💨 4 mph H 63%30.09 inHg
Tomorrow
Mostly cloudy night · 2:00 AM Mostly cloudy night
74° 💧 None 💨 2 mph H 73%30.12 inHg
Clear night · 5:00 AM Clear night
71° 💧 None 💨 2 mph H 80%30.12 inHg
Partly cloudy · 8:00 AM Partly cloudy
73° 💧 None 💨 3 mph H 82%30.18 inHg
Partly cloudy · 11:00 AM Partly cloudy
85° 💧 None 💨 4 mph H 59%30.18 inHg
Mostly sunny · 2:00 PM Mostly sunny
89° 💧 None 💨 4 mph H 44%30.12 inHg
Mostly sunny · 5:00 PM Mostly sunny
90° 💧 None 💨 5 mph H 36%30.06 inHg
Partly cloudy · 8:00 PM Partly cloudy
83° 💧 None 💨 3 mph H 56%30.06 inHg
Clear night · 11:00 PM Clear night
79° 💧 None 💨 2 mph H 67%30.09 inHg
Monday
Clear night · 2:00 AM Clear night
79° 💧 None 💨 3 mph H 74%30.09 inHg
Clear night · 5:00 AM Clear night
73° 💧 None 💨 2 mph H 78%30.09 inHg
Partly cloudy · 8:00 AM Partly cloudy
74° 💧 None 💨 0 mph H 77%30.15 inHg
Partly cloudy · 11:00 AM Partly cloudy
85° 💧 None 💨 2 mph H 54%30.15 inHg

In Powell and, more broadly, across the state of Tennessee: The rest of the day will be mostly sunny with a few clouds, bringing warm conditions that will see temperatures rise from the mid-70s to around 89 degrees Fahrenheit. Light south winds will prevail, blowing at up to 5 mph, with occasional gusts reaching 8 mph. No precipitation is expected, so outdoor plans should be comfortable and dry. Temperatures are expected to remain steady through the afternoon, making for a warm and pleasant evening.

15-Day Weather Outlook for Powell

TomorrowTomorrow Mostly sunny Mostly sunny 90°/71° 💧 None 💨 5 mph
Monday, Aug 31Mon Aug 31 Partly cloudy Partly cloudy 93°/72° 💧 None 💨 4 mph
Tuesday, Sep 1Tue Sep 1 Sunny Sunny 95°/72° 💧 None 💨 3 mph
Wednesday, Sep 2Wed Sep 2 Sunny Sunny 97°/75° 💧 None 💨 3 mph
Thursday, Sep 3Thu Sep 3 Sunny Sunny 98°/76° 💧 None 💨 3 mph
Friday, Sep 4Fri Sep 4 Sunny Sunny 98°/77° 💧 None 💨 5 mph
Saturday, Sep 5Sat Sep 5 Light rain Light rain 97°/74° 💧 0.09 in 💨 4 mph
Sunday, Sep 6Sun Sep 6 Moderate rain Moderate rain 95°/72° 💧 0.30 in 💨 7 mph
Monday, Sep 7Mon Sep 7 Partly cloudy Partly cloudy 95°/71° 💧 None 💨 3 mph
Tuesday, Sep 8Tue Sep 8 Light rain Light rain 94°/75° 💧 0.04 in 💨 7 mph
Wednesday, Sep 9Wed Sep 9 Sunny Sunny 94°/74° 💧 None 💨 5 mph
Thursday, Sep 10Thu Sep 10 Partly cloudy Partly cloudy 92°/74° 💧 None 💨 7 mph
Friday, Sep 11Fri Sep 11 Moderate rain Moderate rain 77°/65° 💧 0.22 in 💨 6 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 87°/61° 💧 None 💨 4 mph
Sunday, Sep 13Sun Sep 13 Mostly sunny Mostly sunny 90°/64° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Powell

Vertical axis: °F · Color based on temperature
Sunny at 2:00 PM
89° Today 2:00 PM
Sunny at 3:00 PM
88° 3:00 PM
Sunny at 4:00 PM
88° 4:00 PM
Sunny at 5:00 PM
88° 5:00 PM
Mostly sunny at 6:00 PM
86° Today 6:00 PM
Partly cloudy at 7:00 PM
83° 7:00 PM
Partly cloudy at 8:00 PM
80° 8:00 PM
Overcast night at 9:00 PM
79° 9:00 PM
Overcast night at 10:00 PM
78° Today 10:00 PM
Overcast night at 11:00 PM
77° 11:00 PM
Overcast night at 12:00 AM
76° 12:00 AM
Mostly cloudy night at 1:00 AM
74° 1:00 AM
Mostly cloudy night at 2:00 AM
74° Tomorrow 2:00 AM
Clear night at 3:00 AM
73° 3:00 AM
Clear night at 4:00 AM
72° 4:00 AM
Clear night at 5:00 AM
71° 5:00 AM
Partly cloudy night at 6:00 AM
71° Tomorrow 6:00 AM
Partly cloudy night at 7:00 AM
71° 7:00 AM
Partly cloudy at 8:00 AM
73° 8:00 AM
Partly cloudy at 9:00 AM
78° 9:00 AM
Partly cloudy at 10:00 AM
82° Tomorrow 10:00 AM
Partly cloudy at 11:00 AM
85° 11:00 AM
Partly cloudy at 12:00 PM
86° 12:00 PM
Mostly sunny at 1:00 PM
88° 1:00 PM
Mostly sunny at 2:00 PM
89° Tomorrow 2:00 PM
Sunny at 3:00 PM
90° 3:00 PM
Mostly sunny at 4:00 PM
90° 4:00 PM
Mostly sunny at 5:00 PM
90° 5:00 PM
Partly cloudy at 6:00 PM
87° Tomorrow 6:00 PM
Partly cloudy at 7:00 PM
85° 7:00 PM
Partly cloudy at 8:00 PM
83° 8:00 PM
Partly cloudy night at 9:00 PM
83° 9:00 PM
Clear night at 10:00 PM
81° Tomorrow 10:00 PM
Clear night at 11:00 PM
79° 11:00 PM
Clear night at 12:00 AM
79° 12:00 AM
Clear night at 1:00 AM
79° 1:00 AM
Clear night at 2:00 AM
79° Monday 2:00 AM
Clear night at 3:00 AM
73° 3:00 AM
Clear night at 4:00 AM
72° 4:00 AM
Clear night at 5:00 AM
73° 5:00 AM
Mostly clear night at 6:00 AM
73° Monday 6:00 AM
Partly cloudy night at 7:00 AM
73° 7:00 AM
Partly cloudy at 8:00 AM
74° 8:00 AM
Mostly cloudy at 9:00 AM
76° 9:00 AM
Partly cloudy at 10:00 AM
81° Monday 10:00 AM
Partly cloudy at 11:00 AM
85° 11:00 AM
Partly cloudy at 12:00 PM
89° 12:00 PM
Partly cloudy at 1:00 PM
91° 1:00 PM
Partly cloudy at 2:00 PM
93° Monday 2:00 PM
Partly cloudy at 3:00 PM
93° 3:00 PM
Partly cloudy at 4:00 PM
93° 4:00 PM
Partly cloudy at 5:00 PM
91° 5:00 PM
Partly cloudy at 6:00 PM
90° Monday 6:00 PM
Mostly cloudy at 7:00 PM
86° 7:00 PM
Mostly cloudy at 8:00 PM
82° 8:00 PM
Partly cloudy night at 9:00 PM
81° 9:00 PM
Mostly cloudy night at 10:00 PM
80° Monday 10:00 PM
Mostly cloudy night at 11:00 PM
78° 11:00 PM
Mostly cloudy night at 12:00 AM
77° 12:00 AM
Mostly cloudy night at 1:00 AM
76° 1:00 AM
Partly cloudy night at 2:00 AM
75° Tuesday 2:00 AM
Clear night at 3:00 AM
74° 3:00 AM
Clear night at 4:00 AM
73° 4:00 AM
Clear night at 5:00 AM
73° 5:00 AM
Clear night at 6:00 AM
72° Tuesday 6:00 AM
Clear night at 7:00 AM
72° 7:00 AM
Sunny at 8:00 AM
73° 8:00 AM
Sunny at 9:00 AM
77° 9:00 AM
Sunny at 10:00 AM
81° Tuesday 10:00 AM
Sunny at 11:00 AM
86° 11:00 AM
Sunny at 12:00 PM
90° 12:00 PM
Sunny at 1:00 PM
93° 1:00 PM
Sunny at 2:00 PM
95° Tuesday 2:00 PM
Sunny at 3:00 PM
96° 3:00 PM
Sunny at 4:00 PM
96° 4:00 PM
Sunny at 5:00 PM
95° 5:00 PM
Sunny at 6:00 PM
94° Tuesday 6:00 PM
Sunny at 7:00 PM
91° 7:00 PM
Sunny at 8:00 PM
85° 8:00 PM
Clear night at 9:00 PM
83° 9:00 PM
Clear night at 10:00 PM
82° Tuesday 10:00 PM
Clear night at 11:00 PM
81° 11:00 PM
Clear night at 12:00 AM
80° 12:00 AM
Clear night at 1:00 AM
79° 1:00 AM
Clear night at 2:00 AM
78° Wednesday 2:00 AM
Clear night at 3:00 AM
77° 3:00 AM
Clear night at 4:00 AM
76° 4:00 AM
Clear night at 5:00 AM
75° 5:00 AM
Clear night at 6:00 AM
75° Wednesday 6:00 AM
Clear night at 7:00 AM
74° 7:00 AM
Sunny at 8:00 AM
75° 8:00 AM
Sunny at 9:00 AM
79° 9:00 AM
Sunny at 10:00 AM
83° Wednesday 10:00 AM
Sunny at 11:00 AM
88° 11:00 AM
Sunny at 12:00 PM
92° 12:00 PM
Sunny at 1:00 PM
95° 1:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Powell

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 2:00 PM
PM2.5 Fine particles Good 6,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 9,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 83,5µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,8µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Powell

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 8,5Very high 🙂Fair
Tomorrow UV 8,6Very high 🙂Fair
Monday UV 9,1Very high 😐Moderate
Tuesday UV 9,1Very high 🙂Fair
Wednesday UV 9,0Very high 🙂Fair
Thursday UV 9,0Very high Unavailable
Friday UV 9,0Very high Unavailable
Hourly UV index today
2:00 PMUV 8,5 3:00 PMUV 7,3 4:00 PMUV 5,3 5:00 PMUV 3,0 6:00 PMUV 0,8 7:00 PMUV 0,1
Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Powell

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 2:00 PM 3:00 PM 4:00 PM 5:00 PM Today 6:00 PM 7:00 PM 8:00 PM 9:00 PM Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Monday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Monday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Monday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Monday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Monday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Monday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tuesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tuesday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tuesday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tuesday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tuesday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tuesday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Wednesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Wednesday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Wednesday 10:00 AM 11:00 AM 12:00 PM 1:00 PM
Sustained wind Max gusts
Internal PR simulation: 4.05 Population: 13,739

Forecast data for Powell were last refreshed today at 1:52 PM. The current forecast period extends through 31/08/2026 at 11:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.