Sumner County, Middle Tennessee, Tennessee, United States

Last updated: 6:27 PM CDT · Refresh

26°C

Feels like 30°

Overcast

▲ 31° / ▼ 21°

Wind

7 mph SW

Humidity

87%

Dew Point

23°

Pressure

29.23 inHg

Visibility

9 mi

UV Index

2.1

Cloud Cover

88%

Sunrise

5:29 AM

Sunset

8:07 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Sumner County is currently overcast at 26°C. Precipitation is likely — peak probability 90% around 3 AM. Atmospheric instability is elevated (CAPE up to 3754 J/kg) — isolated convective development possible. Sunrise: 5:29AM · Sunset: 8:07PM.

42 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

26°

57%

7 PM

27°

84%

8 PM

26°

77%

9 PM

24°

78%

10 PM

24°

70%

11 PM

23°

78%

12 AM

23°

79%

1 AM

22°

74%

2 AM

22°

80%

3 AM

22°

90%

4 AM

22°

85%

5 AM

21°

90%

6 AM

21°

78%

7 AM

22°

78%

8 AM

22°

78%

9 AM

24°

73%

10 AM

26°

51%

11 AM

27°

51%

12 PM

28°

47%

1 PM

32°

41%

2 PM

32°

41%

3 PM

32°

41%

4 PM

32°

31%

5 PM

32°

31%

7-Day Forecast

Tonight

31° 21°

Overcast with a 78% chance of rain.

Sun

33° 21°

Rain, 90% chance.

Mon

34° 23°

Mostly Clear.

Tue

33° 24°

Mostly Clear with a 32% chance of rain.

Wed

34° 23°

Thunderstorm, 64% chance.

Thu

33° 23°

Thunderstorm, 51% chance.

Fri

33° 23°

Partly Cloudy with a 28% chance of rain.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 26° Overcast 57% 7 mph SW 87%

7 PM 27° Overcast 84% 7 mph SW 92%

8 PM 26° Heavy Rain 77% 6 mph S 94%

9 PM 24° Overcast 78% 5 mph SE 95%

10 PM 24° Heavy Rain 70% 4 mph SSE 96%

11 PM 23° Heavy Rain 78% 4 mph S 97%

12 AM 23° Overcast 79% 3 mph S 97%

1 AM 22° Overcast 74% 3 mph S 97%

2 AM 22° Mostly Cloudy 80% 4 mph S 98%

3 AM 22° Overcast 90% 4 mph S 98%

4 AM 22° Overcast 85% 4 mph S 98%

5 AM 21° Overcast 90% 3 mph SSW 98%

6 AM 21° Rain 78% 5 mph SW 97%

7 AM 22° Rain 78% 5 mph WSW 96%

8 AM 22° Mostly Cloudy 78% 5 mph SW 94%

9 AM 24° Mostly Cloudy 73% 6 mph SW 92%

10 AM 26° Partly Cloudy 51% 7 mph SW 87%

11 AM 27° Partly Cloudy 51% 7 mph WSW 81%

12 PM 28° Partly Cloudy 47% 7 mph WSW 76%

1 PM 32° Rain 41% 7 mph WSW 73%

2 PM 32° Rain 41% 7 mph WSW 72%

3 PM 32° Rain 41% 7 mph WSW 71%

4 PM 32° Rain 31% 6 mph WSW 72%

5 PM 32° Mostly Clear 31% 5 mph WSW 74%

15-Day Forecast

Today

6/27

Overcast

78%

21°

31°

Sun

6/28

Rain

90%

21°

33°

Mon

6/29

Mostly Clear

23°

34°

Tue

6/30

Mostly Clear

32%

24°

33°

Wed

7/1

Thunderstorm

64%

23°

34°

Thu

7/2

Thunderstorm

51%

23°

33°

Fri

7/3

Partly Cloudy

28%

23°

33°

Sat

7/4

Thunderstorm

63%

22°

33°

Sun

7/5

Thunderstorm

68%

22°

32°

Mon

7/6

Thunderstorm

68%

22°

32°

Tue

7/7

Rain

77%

22°

32°

Wed

7/8

Drizzle

60%

21°

31°

Thu

7/9

Rain

90%

21°

29°

Fri

7/10

Drizzle

60%

20°

29°

Sat

7/11

Drizzle

60%

20°

29°

Good

U.S. Air Quality Index · Dominant: PM2.5

50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

Dominant

42 AQI 7.5 µg/m³

O₃

Ground-level ozone

31 AQI 35 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Sun 42 Good 31 42

Mon 32 Good 32 30

Tue 42 Good 38 42

About the Air Quality Index

0–50 Good

51–100 Moderate

101–150 Unhealthy for Sensitive Groups

151–200 Unhealthy

201–300 Very Unhealthy

301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Sat Jun 27, 22:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1660 J/kg

MLCAPE1358 J/kg

MUCAPE1714 J/kg

SBCIN-56 J/kg

MLCIN0 J/kg

Lifted Index-5.5

Kinematics

0–6 km Shear33 kt

0–1 km Shear16 kt

Eff. Shear26 kt

0–1 km SRH-6

0–3 km SRH-36

Eff. SRH-36

Storm Motion233° @ 33 kt

0–1 km EHI-0.1

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index31.4

Thermo & Levels

PWAT1.95 in

0–3 km LR5.8 °C/km

700–500 LR6.0 °C/km

Total Totals48.4

LCL942 hPa

LFC861 hPa

EL165 hPa

Freezing Lvl14,564 ft

Sumner County, Middle Tennessee, Tennessee, United States

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