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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

87°F

31°C

Humidity 55%
Wind Speed SE 9 G 16 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 11 Apr 10:56 am AST
Extended Forecast for

San Juan PR

Flood Watch April 13, 10:00am until April 15, 08:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers likely, mainly between noon and 3pm. Partly sunny, with a high near 88. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 88 °F

    Showers
    Likely

  • Tonight

    Tonight: Isolated showers before 9pm, then scattered showers after midnight. Partly cloudy, with a low around 74. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 87. East wind 8 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. East wind 6 to 9 mph. Chance of precipitation is 70%.

    Low: 72 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 86. East wind 7 to 13 mph. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 70. East northeast wind 9 to 14 mph. Chance of precipitation is 90%.

    Low: 70 °F

    Showers

  • Tuesday

    Tuesday: Showers. High near 82. East wind 14 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 82 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 70. East southeast wind around 10 mph. Chance of precipitation is 90%.

    Low: 70 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 84. East wind 9 to 11 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers

Detailed Forecast

Today
Showers likely, mainly between noon and 3pm. Partly sunny, with a high near 88. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Isolated showers before 9pm, then scattered showers after midnight. Partly cloudy, with a low around 74. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 87. East wind 8 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. East wind 6 to 9 mph. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 86. East wind 7 to 13 mph. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm. Low around 70. East northeast wind 9 to 14 mph. Chance of precipitation is 90%.
Tuesday
Showers. High near 82. East wind 14 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Tuesday Night
Showers. Low around 70. East southeast wind around 10 mph. Chance of precipitation is 90%.
Wednesday
Showers. High near 84. East wind 9 to 11 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Cloudy, with a low around 72. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 56 ft)
Last Update:
10:16 am AST Apr 11, 2026
Forecast Valid:
11am AST Apr 11, 2026-6pm AST Apr 17, 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