National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

West Palm Beach - Palm Beach International Airport (KPBI)

Lat: 26.69°NLon: 80.1°WElev: 10ft.

Mostly Cloudy

80°F

27°C

Humidity 71%
Wind Speed S 8 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Jun 1:53 am EDT
Extended Forecast for

Boynton Beach FL

  • Overnight

    Overnight: Partly cloudy, with a low around 78. South wind around 5 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 90. Heat index values as high as 105. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 78. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 78 °F

    T-storms
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 79. Southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 79 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 80. South wind 5 to 7 mph.

    Low: 80 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. Southeast wind 3 to 7 mph.

    Low: 79 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 78. South wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 90. Heat index values as high as 105. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 78. South wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 79. Southeast wind 5 to 7 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 80. South wind 5 to 7 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. Southeast wind 3 to 7 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Boynton Beach FL
 26.53°N 80.07°W
Last Update:
2:01 am EDT Jun 20, 2026
Forecast Valid:
2am EDT Jun 20, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation