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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

84°F

29°C

Humidity 74%
Wind Speed SE 8 mph
Barometer 29.93 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 14 Nov 5:56 am AST
Extended Forecast for

4 Miles SE San Lorenzo PR

Heat Advisory November 14, 10:00am until November 14, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Scattered showers, mainly after 3pm. Mostly sunny, with a high near 83. South southeast wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 83 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers between 9pm and midnight. Mostly clear, with a low around 75. Southeast wind 7 to 9 mph. Chance of precipitation is 10%.

    Low: 75 °F

    Isolated
    Showers then
    Clear

  • Sunday

    Sunday: Isolated showers before 9am, then isolated showers after noon. Sunny, with a high near 84. Southeast wind 7 to 11 mph. Chance of precipitation is 10%.

    High: 84 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 73. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 73 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 84. East wind 5 to 11 mph. Chance of precipitation is 40%.

    High: 84 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Isolated showers after midnight. Mostly clear, with a low around 74. East northeast wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Mostly Clear
    then Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 84. East wind 7 to 9 mph. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 74. East northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 83. East southeast wind 6 to 9 mph. Chance of precipitation is 40%.

    High: 83 °F

    Scattered
    Showers

Detailed Forecast

Today
Scattered showers, mainly after 3pm. Mostly sunny, with a high near 83. South southeast wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tonight
Isolated showers between 9pm and midnight. Mostly clear, with a low around 75. Southeast wind 7 to 9 mph. Chance of precipitation is 10%.
Sunday
Isolated showers before 9am, then isolated showers after noon. Sunny, with a high near 84. Southeast wind 7 to 11 mph. Chance of precipitation is 10%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 73. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 20%.
Monday
Scattered showers. Partly sunny, with a high near 84. East wind 5 to 11 mph. Chance of precipitation is 40%.
Monday Night
Isolated showers after midnight. Mostly clear, with a low around 74. East northeast wind 3 to 7 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers. Mostly sunny, with a high near 84. East wind 7 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 74. East northeast wind around 5 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 83. East southeast wind 6 to 9 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Thursday
Scattered showers. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 73.
Friday
Scattered showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE San Lorenzo PR
 18.15°N 65.92°W (Elev. 705 ft)
Last Update:
3:23 am AST Nov 14, 2026
Forecast Valid:
6am AST Nov 14, 2026-6pm AST Nov 20, 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