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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

90°F

32°C

Humidity 59%
Wind Speed E 18 G 25 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 3 Aug 10:56 am AST
Extended Forecast for

Emajagua PR

Heat Advisory until August 3, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 3, 05:00pm

    NOW until 5:00pm Mon

    Heat Advisory

  • Today

    High: 89 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Widespread haze before 3am. Partly cloudy, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 89. East wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 78. East northeast wind 9 to 11 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 88. East wind around 10 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Partly cloudy, with a low around 78. East wind around 10 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 88. East wind 11 to 13 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. East northeast wind around 11 mph.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

Today
Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 89. East wind 11 to 13 mph. Chance of precipitation is 20%.
Tonight
Scattered showers, mainly after 3am. Widespread haze before 3am. Partly cloudy, with a low around 79. East wind 11 to 14 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 89. East wind 10 to 13 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 78. East northeast wind 9 to 11 mph. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 88. East wind around 10 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 78. East wind around 10 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 88. East wind 11 to 13 mph.
Thursday Night
Mostly clear, with a low around 78. East northeast wind around 11 mph.
Friday
Sunny, with a high near 88. East wind around 14 mph.
Friday Night
Partly cloudy, with a low around 79.
Saturday
Sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 80.
Sunday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Emajagua PR
 18°N 65.87°W (Elev. 0 ft)
Last Update:
7:52 am AST Aug 3, 2026
Forecast Valid:
11am AST Aug 3, 2026-6pm AST Aug 9, 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