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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.

Partly Cloudy

84°F

29°C

Humidity 70%
Wind Speed E 8 mph
Barometer 30.05 in (1017.3 mb)
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Heat Index90°F (32°C)
Last update 8 Aug 7:56 am AST
Extended Forecast for

3 Miles WNW Luis Muñoz Marín International Airport PR

Heat Advisory August 8, 10:00am until August 8, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 91. Heat index values as high as 106. East northeast wind 9 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.

    High: 91 °F

    Haze then
    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Widespread haze. Partly cloudy, with a low around 80. East wind 11 to 13 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Widespread haze. Mostly sunny, with a high near 91. Heat index values as high as 107. East wind 13 to 20 mph. Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers before 3am. Widespread haze. Partly cloudy, with a low around 80. East wind 11 to 14 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 91. East wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Isolated showers. Widespread haze. Partly cloudy, with a low around 80. East wind around 11 mph. Chance of precipitation is 10%.

    Low: 80 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 89. East wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 79. East southeast wind 9 to 11 mph.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely, mainly after noon. Partly sunny, with a high near 93. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 93 °F

    Showers
    Likely

Detailed Forecast

Today
Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 91. Heat index values as high as 106. East northeast wind 9 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.
Tonight
Isolated showers. Widespread haze. Partly cloudy, with a low around 80. East wind 11 to 13 mph. Chance of precipitation is 20%.
Sunday
Isolated showers. Widespread haze. Mostly sunny, with a high near 91. Heat index values as high as 107. East wind 13 to 20 mph. Chance of precipitation is 20%.
Sunday Night
Isolated showers before 3am. Widespread haze. Partly cloudy, with a low around 80. East wind 11 to 14 mph. Chance of precipitation is 20%.
Monday
Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 91. East wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Monday Night
Isolated showers. Widespread haze. Partly cloudy, with a low around 80. East wind around 11 mph. Chance of precipitation is 10%.
Tuesday
Scattered showers. Mostly sunny, with a high near 89. East wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 79. East southeast wind 9 to 11 mph.
Wednesday
Showers likely, mainly after noon. Partly sunny, with a high near 93. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 80. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 94.
Thursday Night
Clear, with a low around 81.
Friday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Luis Muñoz Marín International Airport PR
 18.45°N 66.04°W (Elev. 7 ft)
Last Update:
7:01 am AST Aug 8, 2026
Forecast Valid:
8am AST Aug 8, 2026-6pm AST Aug 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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