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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.

Mostly Cloudy

82°F

28°C

Humidity 79%
Wind Speed S 5 mph
Barometer 29.97 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 22 Sep 2:56 pm AST
Extended Forecast for

3 Miles WNW Luis Muñoz Marín International Airport PR

Flood Advisory until September 22, 03:45pm
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory until September 22, 03:45pm

    NOW until 3:45pm Tue

    Flood Advisory

  • This Afternoon

    High: 91 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly after midnight. Partly cloudy, with a low around 79. Southeast wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Isolated showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 92. Heat index values as high as 106. East wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 92 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 79. East southeast wind 5 to 9 mph. Chance of precipitation is 60%.

    Low: 79 °F

    Showers
    Likely

  • Thursday

    Thursday: Scattered showers, mainly before noon. Mostly sunny, with a high near 91. East wind 7 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 91 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 79. Southeast wind 6 to 8 mph. Chance of precipitation is 50%.

    Low: 79 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 92. East wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 92 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 80. Southeast wind 5 to 8 mph.

    Low: 80 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 91. Heat index values as high as 104. East wind around 16 mph. Chance of precipitation is 20%.
Tonight
Scattered showers, mainly after midnight. Partly cloudy, with a low around 79. Southeast wind 7 to 9 mph. Chance of precipitation is 30%.
Wednesday
Isolated showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 92. Heat index values as high as 106. East wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday Night
Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 79. East southeast wind 5 to 9 mph. Chance of precipitation is 60%.
Thursday
Scattered showers, mainly before noon. Mostly sunny, with a high near 91. East wind 7 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 79. Southeast wind 6 to 8 mph. Chance of precipitation is 50%.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 92. East wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 80. Southeast wind 5 to 8 mph.
Saturday
Sunny, with a high near 92. East wind 7 to 14 mph.
Saturday Night
Clear, with a low around 80.
Sunday
Scattered showers. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 80.
Monday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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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:
1:45 pm AST Sep 22, 2026
Forecast Valid:
3pm AST Sep 22, 2026-6pm AST Sep 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation