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Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

82°F

28°C

Humidity 79%
Wind Speed SE 3 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 24 Aug 6:56 am AST
Extended Forecast for

Emajagua PR

Heat Advisory August 24, 10:00am until August 24, 04:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Scattered showers, mainly before 9am. Sunny, with a high near 90. Heat index values as high as 103. East wind 11 to 14 mph. Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    Showers then
    Sunny

  • Tonight

    Tonight: Scattered showers after midnight. Partly cloudy, with a low around 80. East northeast wind 11 to 14 mph. Chance of precipitation is 40%.

    Low: 80 °F

    Clear then
    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 89. Heat index values as high as 102. East wind around 11 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly before 9pm. Widespread haze after 9pm. Partly cloudy, with a low around 81. East wind 9 to 14 mph. Chance of precipitation is 30%.

    Low: 81 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Widespread haze. Sunny, with a high near 90. East wind 11 to 14 mph.

    High: 90 °F

    Haze

  • Wednesday Night

    Wednesday Night: Isolated showers. Mostly clear, with a low around 80. East northeast wind 11 to 14 mph. Chance of precipitation is 10%.

    Low: 80 °F

    Isolated
    Showers

  • Thursday

    Thursday: Scattered showers. Mostly sunny, with a high near 90. East wind 11 to 13 mph. Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 80. East northeast wind 11 to 13 mph.

    Low: 80 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East wind 11 to 14 mph. Chance of precipitation is 50%.

    High: 89 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

Today
Scattered showers, mainly before 9am. Sunny, with a high near 90. Heat index values as high as 103. East wind 11 to 14 mph. Chance of precipitation is 30%.
Tonight
Scattered showers after midnight. Partly cloudy, with a low around 80. East northeast wind 11 to 14 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers. Mostly sunny, with a high near 89. Heat index values as high as 102. East wind around 11 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers, mainly before 9pm. Widespread haze after 9pm. Partly cloudy, with a low around 81. East wind 9 to 14 mph. Chance of precipitation is 30%.
Wednesday
Widespread haze. Sunny, with a high near 90. East wind 11 to 14 mph.
Wednesday Night
Isolated showers. Mostly clear, with a low around 80. East northeast wind 11 to 14 mph. Chance of precipitation is 10%.
Thursday
Scattered showers. Mostly sunny, with a high near 90. East wind 11 to 13 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 80. East northeast wind 11 to 13 mph.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East wind 11 to 14 mph. Chance of precipitation is 50%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 80. Chance of precipitation is 50%.
Saturday
Scattered showers. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 80. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Emajagua PR
 18°N 65.87°W (Elev. 0 ft)
Last Update:
7:04 am AST Aug 24, 2026
Forecast Valid:
7am AST Aug 24, 2026-6pm AST Aug 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation