Hourly Weather Forecast for West Palm Beach, Florida

Hourly Weather | Today › Thursday, May 21, 2026

Active Weather Warnings

Rip Current Statement

West Palm Beach, Florida

6 AM

81°

Feels Like 82°

Humidity: 77%

UV Index: 0

Wind: 9 mph

7 AM

81°

Feels Like 84°

Humidity: 74%

UV Index: 1

Wind: 10 mph

8 AM

81°

Feels Like 84°

Humidity: 75%

UV Index: 2

Wind: 13 mph

9 AM

82°

Feels Like 88°

Humidity: 71%

UV Index: 3

Wind: 14 mph

10 AM

82°

Feels Like 90°

Humidity: 69%

UV Index: 5

Wind: 15 mph

11 AM

84°

Feels Like 91°

Humidity: 67%

UV Index: 8

Wind: 15 mph

12 PM

84°

Feels Like 93°

Humidity: 64%

UV Index: 11

Wind: 16 mph

1 PM

86°

Feels Like 95°

Humidity: 62%

UV Index: 11

Wind: 16 mph

2 PM

88°

Feels Like 97°

Humidity: 61%

UV Index: 11

Wind: 15 mph

3 PM

88°

Feels Like 91°

Humidity: 60%

UV Index: 8

Wind: 15 mph

4 PM

88°

Feels Like 93°

Humidity: 58%

UV Index: 5

Wind: 15 mph

5 PM

88°

Feels Like 91°

Humidity: 60%

UV Index: 3

Wind: 15 mph

6 PM

86°

Feels Like 90°

Humidity: 62%

UV Index: 2

Wind: 15 mph

7 PM

84°

Feels Like 88°

Humidity: 65%

UV Index: 1

Wind: 15 mph

8 PM

82°

Feels Like 84°

Humidity: 69%

UV Index: 0

Wind: 13 mph

9 PM

82°

Feels Like 84°

Humidity: 69%

UV Index: 0

Wind: 13 mph

10 PM

82°

Feels Like 84°

Humidity: 70%

UV Index: 0

Wind: 13 mph

11 PM

82°

Feels Like 84°

Humidity: 71%

UV Index: 0

Wind: 13 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM

19 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 1.88 µg/m³
PM₁₀: 4.82 µg/m³
O₃: 0.020 ppm
NO₂: 2.2 ppb
SO₂: 0.2 ppb
CO: 0.10 ppm

Health Recommendations:

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

7 AM

18 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 1.94 µg/m³
PM₁₀: 4.95 µg/m³
O₃: 0.020 ppm
NO₂: 2.7 ppb
SO₂: 0.3 ppb
CO: 0.10 ppm

Health Recommendations:

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

8 AM

18 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2 µg/m³
PM₁₀: 5.11 µg/m³
O₃: 0.020 ppm
NO₂: 2.9 ppb
SO₂: 0.3 ppb
CO: 0.11 ppm

Health Recommendations:

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

9 AM

21 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.05 µg/m³
PM₁₀: 5.22 µg/m³
O₃: 0.022 ppm
NO₂: 2.5 ppb
SO₂: 0.4 ppb
CO: 0.11 ppm

Health Recommendations:

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

10 AM

24 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.36 µg/m³
PM₁₀: 5.52 µg/m³
O₃: 0.026 ppm
NO₂: 2.4 ppb
SO₂: 0.5 ppb
CO: 0.11 ppm

Health Recommendations:

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

11 AM

32 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.81 µg/m³
PM₁₀: 6.98 µg/m³
O₃: 0.035 ppm
NO₂: 2 ppb
SO₂: 0.5 ppb
CO: 0.11 ppm

Health Recommendations:

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

12 PM

36 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.85 µg/m³
PM₁₀: 5.12 µg/m³
O₃: 0.039 ppm
NO₂: 0.7 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

37 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.24 µg/m³
PM₁₀: 3.92 µg/m³
O₃: 0.040 ppm
NO₂: 0.4 ppb
SO₂: 0.2 ppb
CO: 0.09 ppm

Health Recommendations:

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

2 PM

37 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.1 µg/m³
PM₁₀: 3.59 µg/m³
O₃: 0.040 ppm
NO₂: 0.4 ppb
SO₂: 0.2 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: 2.11 µg/m³
PM₁₀: 3.54 µg/m³
O₃: 0.040 ppm
NO₂: 0.4 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

38 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.29 µg/m³
PM₁₀: 3.8 µg/m³
O₃: 0.041 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.

5 PM

38 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.43 µg/m³
PM₁₀: 4.1 µg/m³
O₃: 0.041 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.

6 PM

37 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.54 µg/m³
PM₁₀: 4.41 µg/m³
O₃: 0.040 ppm
NO₂: 0.8 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: 2.64 µg/m³
PM₁₀: 4.77 µg/m³
O₃: 0.039 ppm
NO₂: 1.1 ppb
SO₂: 0.3 ppb
CO: 0.09 ppm

Health Recommendations:

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

8 PM

35 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.69 µg/m³
PM₁₀: 5.12 µg/m³
O₃: 0.038 ppm
NO₂: 1.5 ppb
SO₂: 0.3 ppb
CO: 0.09 ppm

Health Recommendations:

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

9 PM

34 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.66 µg/m³
PM₁₀: 5.38 µg/m³
O₃: 0.037 ppm
NO₂: 1.8 ppb
SO₂: 0.3 ppb
CO: 0.09 ppm

Health Recommendations:

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

10 PM

32 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.62 µg/m³
PM₁₀: 5.73 µg/m³
O₃: 0.035 ppm
NO₂: 2 ppb
SO₂: 0.4 ppb
CO: 0.09 ppm

Health Recommendations:

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

11 PM

30 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.58 µg/m³
PM₁₀: 6.02 µg/m³
O₃: 0.032 ppm
NO₂: 2.1 ppb
SO₂: 0.3 ppb
CO: 0.10 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 West Palm Beach

Moderate Expected Likely

Rip Current Statement

Rip Current Statement issued May 21 at 3:42AM EDT until May 22 at 8:00PM EDT by NWS Miami FL

May 21, 3:42 AM → May 22, 8:00 PM

WHAT: Dangerous rip currents.

WHERE: Coastal Palm Beach County.

WHEN: Through Friday evening.

IMPACTS: Rip currents can sweep even the best swimmers away
from shore into deeper water.

+ Read More

Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

Updated: May 21, 5:04 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Pollutant Concentrations:

Health Recommendations:

Weather Alerts and Warnings for West Palm Beach

Rip Current Statement

Explore U.S. Weather Trends