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

Hazardous Weather Conditions

Current conditions at

President Donald J. Trump International Airport (KDJT)

Lat: 26.69°NLon: 80.1°WElev: 10ft.

Fair

80°F

27°C

Humidity 82%
Wind Speed NW 7 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 18 Aug 4:53 am EDT
Extended Forecast for

Jupiter FL

Heat Advisory August 18, 11:00am until August 18, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 92. Heat index values as high as 109. West wind around 8 mph becoming east in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 81. Southeast wind 5 to 7 mph becoming west after midnight.

    Low: 81 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 2pm and 4pm. Mostly sunny, with a high near 91. Heat index values as high as 109. West wind around 7 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 81. Southeast wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 81 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Thursday

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

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

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

    Low: 80 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Southwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 78. Southeast wind 6 to 8 mph.

    Low: 78 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Light and variable wind becoming southeast 5 to 9 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 92. Heat index values as high as 109. West wind around 8 mph becoming east in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 81. Southeast wind 5 to 7 mph becoming west after midnight.
Wednesday
A slight chance of showers and thunderstorms between 2pm and 4pm. Mostly sunny, with a high near 91. Heat index values as high as 109. West wind around 7 mph becoming east in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 81. Southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 80. South wind 5 to 7 mph.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Southwest wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 78. Southeast wind 6 to 8 mph.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Light and variable wind becoming southeast 5 to 9 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77.
Sunday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jupiter FL
 26.94°N 80.09°W
Last Update:
4:16 am EDT Aug 18, 2026
Forecast Valid:
5am EDT Aug 18, 2026-6pm EDT Aug 24, 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