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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 and Breezy

90°F

32°C

Humidity 59%
Wind Speed NE 22 G 30 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index99°F (37°C)
Last update 26 Jul 2:56 pm AST
Extended Forecast for

Luis M. Cintron PR

Heat Advisory until July 26, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 26, 05:00pm

    NOW until 5:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 80. East wind around 11 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 80 °F

    Scattered
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 90. East southeast wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 90 °F

    Showers
    Likely then
    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers before 9pm, then scattered showers and thunderstorms between 9pm and midnight, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 81. East southeast wind around 9 mph. Chance of precipitation is 60%.

    Low: 81 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 90. East southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 90 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 81. East wind 11 to 13 mph. Chance of precipitation is 40%.

    Low: 81 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers before noon. Mostly sunny, with a high near 89. East southeast wind around 18 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 82. East wind 14 to 16 mph, with gusts as high as 21 mph.

    Low: 82 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 89. East southeast wind around 14 mph. Chance of precipitation is 60%.
Tonight
Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 80. East wind around 11 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 90. East southeast wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Scattered showers before 9pm, then scattered showers and thunderstorms between 9pm and midnight, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 81. East southeast wind around 9 mph. Chance of precipitation is 60%.
Tuesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 90. East southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 81. East wind 11 to 13 mph. Chance of precipitation is 40%.
Wednesday
Scattered showers before noon. Mostly sunny, with a high near 89. East southeast wind around 18 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 82. East wind 14 to 16 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 89. East wind around 18 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 81.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 81.
Saturday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Luis M. Cintron PR
 18.31°N 65.64°W (Elev. 23 ft)
Last Update:
7:29 am AST Jul 26, 2026
Forecast Valid:
3pm AST Jul 26, 2026-6pm AST Aug 1, 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