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Now · 7:31 PM

Collinwood Weather & Hourly Forecast

United States · Tennessee · 38450

Overcast night
86°F
Overcast night
Feels like: 90°F
💧 Humidity 55% 🌡 Pressure 30.03 inHg 💨 Wind 5 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:23 AM 🌇 Sunset 7:18 PM

Hourly Forecast for Collinwood

Today
Overcast night · 8:00 PM Overcast night
86° 💧 None 💨 5 mph H 55%30.03 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
81° 💧 None 💨 4 mph H 60%30.03 inHg
Tomorrow
Clear night · 2:00 AM Clear night
73° 💧 None 💨 4 mph H 66%30.03 inHg
Clear night · 5:00 AM Clear night
71° 💧 None 💨 4 mph H 70%30.03 inHg
Sunny · 8:00 AM Sunny
79° 💧 None 💨 2 mph H 63%30.09 inHg
Sunny · 11:00 AM Sunny
91° 💧 None 💨 2 mph H 39%30.09 inHg
Partly cloudy · 2:00 PM Partly cloudy
94° 💧 None 💨 4 mph H 31%30.00 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
98° 💧 None 💨 6 mph H 38%29.97 inHg
Mostly cloudy night · 8:00 PM Mostly cloudy night
82° 💧 None 💨 5 mph H 52%30.00 inHg
Mostly clear night · 11:00 PM Mostly clear night
77° 💧 None 💨 5 mph H 62%30.00 inHg
Thursday
Clear night · 2:00 AM Clear night
74° 💧 None 💨 4 mph H 68%30.00 inHg
Clear night · 5:00 AM Clear night
72° 💧 None 💨 4 mph H 71%30.00 inHg
Sunny · 8:00 AM Sunny
79° 💧 None 💨 2 mph H 65%30.03 inHg
Sunny · 11:00 AM Sunny
92° 💧 None 💨 3 mph H 39%30.03 inHg
Overcast · 2:00 PM Overcast
96° 💧 None 💨 4 mph H 35%29.97 inHg
Light rain · 5:00 PM Light rain
84° 💧 0.02 in 💨 2 mph H 59%29.94 inHg

In Collinwood and, more broadly, across the state of Tennessee: The evening will be mostly sunny with just a few clouds drifting across the sky. Temperatures will remain quite warm, ranging from 85 to 87 degrees Fahrenheit. Light southeast winds will blow at around 4 mph, with occasional gusts also reaching 4 mph. No precipitation is expected through this period, making for a dry and warm evening. Conditions are expected to stay calm with gentle breezes, providing a comfortable night despite the heat. It’s a good time to enjoy outdoor activities or relax under the clear skies. Temperatures should gradually cool off later in the night, but it will remain warm into the early morning hours.

15-Day Weather Outlook for Collinwood

TomorrowTomorrow Sunny Sunny 98°/71° 💧 None 💨 6 mph
Thursday, Sep 3Thu Sep 3 Light rain Light rain 96°/72° 💧 0.02 in 💨 6 mph
Friday, Sep 4Fri Sep 4 Sunny Sunny 99°/74° 💧 None 💨 9 mph
Saturday, Sep 5Sat Sep 5 Light rain Light rain 100°/75° 💧 0.01 in 💨 12 mph
Sunday, Sep 6Sun Sep 6 Light rain Light rain 98°/71° 💧 0.03 in 💨 6 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 98°/74° 💧 0.06 in 💨 11 mph
Tuesday, Sep 8Tue Sep 8 Moderate rain Moderate rain 96°/71° 💧 0.45 in 💨 9 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 96°/72° 💧 0.11 in 💨 7 mph
Thursday, Sep 10Thu Sep 10 Light rain Light rain 95°/72° 💧 0.06 in 💨 9 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 97°/73° 💧 None 💨 12 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 91°/70° 💧 0.02 in 💨 10 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 88°/69° 💧 0.25 in 💨 11 mph
Monday, Sep 14Mon Sep 14 Heavy rain Heavy rain 79°/66° 💧 1.27 in 💨 11 mph
Tuesday, Sep 15Tue Sep 15 Partly cloudy Partly cloudy 77°/60° 💧 None 💨 10 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 81°/56° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Collinwood

Vertical axis: °F · Color based on temperature
Overcast night at 8:00 PM
86° Today 8:00 PM
Overcast night at 9:00 PM
85° 9:00 PM
Overcast night at 10:00 PM
83° 10:00 PM
Mostly cloudy night at 11:00 PM
81° 11:00 PM
Mostly cloudy night at 12:00 AM
78° Tomorrow 12:00 AM
Partly cloudy night at 1:00 AM
74° 1:00 AM
Clear night at 2:00 AM
73° 2:00 AM
Clear night at 3:00 AM
73° 3:00 AM
Clear night at 4:00 AM
72° Tomorrow 4:00 AM
Clear night at 5:00 AM
71° 5:00 AM
Clear night at 6:00 AM
71° 6:00 AM
Sunny at 7:00 AM
73° 7:00 AM
Sunny at 8:00 AM
79° Tomorrow 8:00 AM
Sunny at 9:00 AM
85° 9:00 AM
Sunny at 10:00 AM
89° 10:00 AM
Sunny at 11:00 AM
91° 11:00 AM
Sunny at 12:00 PM
92° Tomorrow 12:00 PM
Sunny at 1:00 PM
92° 1:00 PM
Partly cloudy at 2:00 PM
94° 2:00 PM
Mostly cloudy at 3:00 PM
94° 3:00 PM
Mostly cloudy at 4:00 PM
96° Tomorrow 4:00 PM
Mostly cloudy at 5:00 PM
98° 5:00 PM
Overcast at 6:00 PM
95° 6:00 PM
Overcast at 7:00 PM
88° 7:00 PM
Mostly cloudy night at 8:00 PM
82° Tomorrow 8:00 PM
Partly cloudy night at 9:00 PM
79° 9:00 PM
Partly cloudy night at 10:00 PM
77° 10:00 PM
Mostly clear night at 11:00 PM
77° 11:00 PM
Mostly clear night at 12:00 AM
76° Thursday 12:00 AM
Mostly clear night at 1:00 AM
75° 1:00 AM
Clear night at 2:00 AM
74° 2:00 AM
Clear night at 3:00 AM
73° 3:00 AM
Clear night at 4:00 AM
73° Thursday 4:00 AM
Clear night at 5:00 AM
72° 5:00 AM
Clear night at 6:00 AM
72° 6:00 AM
Sunny at 7:00 AM
74° 7:00 AM
Sunny at 8:00 AM
79° Thursday 8:00 AM
Sunny at 9:00 AM
85° 9:00 AM
Sunny at 10:00 AM
89° 10:00 AM
Sunny at 11:00 AM
92° 11:00 AM
Sunny at 12:00 PM
93° Thursday 12:00 PM
Sunny at 1:00 PM
93° 1:00 PM
Overcast at 2:00 PM
96° 2:00 PM
Overcast at 3:00 PM
93° 3:00 PM
Overcast at 4:00 PM
90° Thursday 4:00 PM
Light rain at 5:00 PM
84° 5:00 PM
Light rain at 6:00 PM
83° 6:00 PM
Overcast at 7:00 PM
83° 7:00 PM
Partly cloudy night at 8:00 PM
81° Thursday 8:00 PM
Partly cloudy night at 9:00 PM
81° 9:00 PM
Mostly cloudy night at 10:00 PM
80° 10:00 PM
Partly cloudy night at 11:00 PM
78° 11:00 PM
Mostly cloudy night at 12:00 AM
77° Friday 12:00 AM
Mostly cloudy night at 1:00 AM
77° 1:00 AM
Mostly cloudy night at 2:00 AM
77° 2:00 AM
Partly cloudy night at 3:00 AM
77° 3:00 AM
Mostly cloudy night at 4:00 AM
76° Friday 4:00 AM
Partly cloudy night at 5:00 AM
75° 5:00 AM
Partly cloudy night at 6:00 AM
74° 6:00 AM
Partly cloudy at 7:00 AM
75° 7:00 AM
Sunny at 8:00 AM
79° Friday 8:00 AM
Sunny at 9:00 AM
85° 9:00 AM
Sunny at 10:00 AM
90° 10:00 AM
Sunny at 11:00 AM
94° 11:00 AM
Sunny at 12:00 PM
98° Friday 12:00 PM
Sunny at 1:00 PM
99° 1:00 PM
Overcast at 2:00 PM
97° 2:00 PM
Overcast at 3:00 PM
91° 3:00 PM
Overcast at 4:00 PM
89° Friday 4:00 PM
Overcast at 5:00 PM
87° 5:00 PM
Mostly cloudy at 6:00 PM
85° 6:00 PM
Mostly cloudy at 7:00 PM
83° 7:00 PM
Partly cloudy night at 8:00 PM
83° Friday 8:00 PM
Partly cloudy night at 9:00 PM
83° 9:00 PM
Partly cloudy night at 10:00 PM
82° 10:00 PM
Partly cloudy night at 11:00 PM
80° 11:00 PM
Mostly clear night at 12:00 AM
79° Saturday 12:00 AM
Mostly clear night at 1:00 AM
78° 1:00 AM
Clear night at 2:00 AM
76° 2:00 AM
Clear night at 3:00 AM
76° 3:00 AM
Clear night at 4:00 AM
76° Saturday 4:00 AM
Mostly clear night at 5:00 AM
75° 5:00 AM
Mostly clear night at 6:00 AM
74° 6:00 AM
Partly cloudy at 7:00 AM
75° 7:00 AM
Overcast at 8:00 AM
79° Saturday 8:00 AM
Mostly cloudy at 9:00 AM
85° 9:00 AM
Mostly cloudy at 10:00 AM
90° 10:00 AM
Mostly cloudy at 11:00 AM
95° 11:00 AM
Mostly cloudy at 12:00 PM
99° Saturday 12:00 PM
Mostly cloudy at 1:00 PM
100° 1:00 PM
Mostly sunny at 2:00 PM
101° 2:00 PM
Partly cloudy at 3:00 PM
101° 3:00 PM
Partly cloudy at 4:00 PM
99° Saturday 4:00 PM
Partly cloudy at 5:00 PM
97° 5:00 PM
Partly cloudy at 6:00 PM
92° 6:00 PM
Partly cloudy at 7:00 PM
85° 7:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Collinwood

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 8:00 PM
PM2.5 Fine particles Good 4,7µg/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 5,5µg/m³

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

O₃ Ozone Fair 64,2µg/m³

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

NO₂ Nitrogen dioxide Good 4,5µg/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 Collinwood

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 9,1Very high 🙂Fair
Tomorrow UV 9,2Very high 🙂Fair
Thursday UV 9,0Very high 😐Moderate
Friday UV 9,0Very high 🙂Fair
Saturday UV 8,7Very high 🙂Fair
Sunday UV 9,0Very high Unavailable
Monday UV 9,0Very high Unavailable
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 Collinwood

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Thursday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Thursday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Thursday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Thursday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Thursday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Thursday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Friday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Friday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Friday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Friday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Friday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Friday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Saturday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Saturday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Saturday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Saturday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Saturday 4:00 PM 5:00 PM 6:00 PM 7:00 PM
Sustained wind Max gusts
Internal PR simulation: 3.71 Population: 996

Forecast data for Collinwood were last refreshed today at 7:31 PM. The current forecast period extends through 03/09/2026 at 5:00 PM. 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.