Hourly Weather Forecast for Southaven, Mississippi

Hourly Weather | Today › Tuesday, July 21, 2026

Active Weather Warnings

Extreme Heat Warning
Heat Advisory

Southaven, Mississippi

3 AM

81°

Feels Like 91°

Humidity: 88%

UV Index: 0

Wind: 4 mph

4 AM

81°

Feels Like 90°

Humidity: 89%

UV Index: 0

Wind: 4 mph

5 AM

79°

Feels Like 90°

Humidity: 90%

UV Index: 0

Wind: 4 mph

6 AM

79°

Feels Like 88°

Humidity: 92%

UV Index: 0

Wind: 4 mph

7 AM

81°

Feels Like 93°

Humidity: 87%

UV Index: 1

Wind: 4 mph

8 AM

84°

Feels Like 97°

Humidity: 79%

UV Index: 2

Wind: 6 mph

9 AM

88°

Feels Like 102°

Humidity: 71%

UV Index: 3

Wind: 6 mph

10 AM

90°

Feels Like 106°

Humidity: 64%

UV Index: 5

Wind: 7 mph

11 AM

93°

Feels Like 109°

Humidity: 57%

UV Index: 8

Wind: 7 mph

12 PM

95°

Feels Like 111°

Humidity: 53%

UV Index: 10

Wind: 6 mph

1 PM

95°

Feels Like 113°

Humidity: 52%

UV Index: 11

Wind: 6 mph

2 PM

97°

Feels Like 113°

Humidity: 50%

UV Index: 10

Wind: 7 mph

3 PM

97°

Feels Like 109°

Humidity: 52%

UV Index: 8

Wind: 7 mph

4 PM

97°

Feels Like 109°

Humidity: 50%

UV Index: 5

Wind: 7 mph

5 PM

99°

Feels Like 109°

Humidity: 47%

UV Index: 3

Wind: 7 mph

6 PM

95°

Feels Like 106°

Humidity: 51%

UV Index: 2

Wind: 7 mph

7 PM

95°

Feels Like 104°

Humidity: 54%

UV Index: 1

Wind: 7 mph

8 PM

91°

Feels Like 100°

Humidity: 58%

UV Index: 0

Wind: 7 mph

9 PM

90°

Feels Like 99°

Humidity: 65%

UV Index: 0

Wind: 6 mph

10 PM

88°

Feels Like 97°

Humidity: 70%

UV Index: 0

Wind: 6 mph

11 PM

86°

Feels Like 95°

Humidity: 72%

UV Index: 0

Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 AM

22 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.28 µg/m³
PM₁₀: 6.56 µg/m³
O₃: 0.009 ppm
NO₂: 2.9 ppb
SO₂: 0.1 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 AM

23 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.44 µg/m³
PM₁₀: 6.73 µg/m³
O₃: 0.007 ppm
NO₂: 2.8 ppb
SO₂: 0.1 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM

23 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.57 µg/m³
PM₁₀: 6.87 µg/m³
O₃: 0.005 ppm
NO₂: 2.6 ppb
SO₂: 0.1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM

24 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.71 µg/m³
PM₁₀: 7.01 µg/m³
O₃: 0.004 ppm
NO₂: 2.5 ppb
SO₂: 0.1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM

24 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.85 µg/m³
PM₁₀: 7.16 µg/m³
O₃: 0.003 ppm
NO₂: 2.6 ppb
SO₂: 0.1 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM

25 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.9 µg/m³
PM₁₀: 7.21 µg/m³
O₃: 0.004 ppm
NO₂: 1.8 ppb
SO₂: 0.1 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM

25 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 6.02 µg/m³
PM₁₀: 7.32 µg/m³
O₃: 0.006 ppm
NO₂: 1.5 ppb
SO₂: 0.1 ppb
CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM

28 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 6.69 µg/m³
PM₁₀: 8.01 µg/m³
O₃: 0.011 ppm
NO₂: 1.8 ppb
SO₂: 0.1 ppb
CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM

36 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.63 µg/m³
PM₁₀: 7.24 µg/m³
O₃: 0.039 ppm
NO₂: 0.5 ppb
SO₂: 0.5 ppb
CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM

38 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.43 µg/m³
PM₁₀: 6.98 µg/m³
O₃: 0.041 ppm
NO₂: 0.3 ppb
SO₂: 0.3 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM

38 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.52 µg/m³
PM₁₀: 7 µg/m³
O₃: 0.041 ppm
NO₂: 0.2 ppb
SO₂: 0.3 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM

38 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.54 µg/m³
PM₁₀: 6.95 µg/m³
O₃: 0.041 ppm
NO₂: 0.2 ppb
SO₂: 0.3 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM

37 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.35 µg/m³
PM₁₀: 6.65 µg/m³
O₃: 0.040 ppm
NO₂: 0.2 ppb
SO₂: 0.2 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM

37 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.2 µg/m³
PM₁₀: 6.42 µg/m³
O₃: 0.040 ppm
NO₂: 0.2 ppb
SO₂: 0.2 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM

36 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.2 µg/m³
PM₁₀: 6.38 µg/m³
O₃: 0.039 ppm
NO₂: 0.3 ppb
SO₂: 0.2 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM

36 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.33 µg/m³
PM₁₀: 6.49 µg/m³
O₃: 0.039 ppm
NO₂: 0.5 ppb
SO₂: 0.2 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM

36 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.42 µg/m³
PM₁₀: 6.58 µg/m³
O₃: 0.039 ppm
NO₂: 0.6 ppb
SO₂: 0.2 ppb
CO: 0.09 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM

31 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 5.53 µg/m³
PM₁₀: 6.67 µg/m³
O₃: 0.033 ppm
NO₂: 1.2 ppb
SO₂: 0.2 ppb
CO: 0.10 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM

24 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.73 µg/m³
PM₁₀: 6.86 µg/m³
O₃: 0.025 ppm
NO₂: 1.9 ppb
SO₂: 0.2 ppb
CO: 0.11 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM

25 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 5.94 µg/m³
PM₁₀: 7.07 µg/m³
O₃: 0.020 ppm
NO₂: 2.3 ppb
SO₂: 0.2 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM

25 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 6.07 µg/m³
PM₁₀: 7.2 µg/m³
O₃: 0.017 ppm
NO₂: 2.7 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Southaven

Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued July 20 at 9:56PM CDT until July 21 at 9:00PM CDT by NWS Memphis TN

Jul 20, 9:56 PM → Jul 21, 9:00 PM

WHAT: Dangerously hot conditions with heat index values up to 115.

WHERE: Portions of North Mississippi and West Tennessee.

WHEN: Until 9 PM CDT Tuesday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events.

+ Read More

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Updated: Jul 21, 1:08 AM Source: NWS Alert

Moderate Expected Likely

Heat Advisory

Heat Advisory issued July 20 at 12:32PM CDT until July 21 at 9:00PM CDT by NWS Memphis TN

Jul 20, 12:32 PM → Jul 21, 9:00 PM

WHAT: Heat index values up to 110.

WHERE: Portions of North Mississippi and West Tennessee.

WHEN: Until 9 PM CDT Tuesday.

IMPACTS: Hot temperatures and high humidity may cause heat
illnesses.

+ Read More

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Updated: Jul 20, 9:41 PM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Southaven

Extreme Heat Warning

Heat Advisory

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