National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

82°F

28°C

Humidity 55%
Wind Speed NE 10 G 17 mph
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 27 Dec 12:56 pm AST
Extended Forecast for

Loiza PR

High Surf Advisory December 27, 01:57pm until December 27, 06:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory December 27, 01:57pm until December 27, 06:00pm

    NOW until 6:00pm Sat

    High Surf Advisory

  • This Afternoon

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Partly cloudy, with a low around 69. East wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly before 9am. Mostly sunny, with a high near 81. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Chance of precipitation is 30%.

    High: 81 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 69. Northeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Monday

    Monday: Isolated showers before noon. Sunny, with a high near 79. East northeast wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers then
    Sunny

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 70. East wind 6 to 8 mph. Chance of precipitation is 10%.

    Low: 70 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 81. East wind 6 to 11 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. Southeast wind around 8 mph.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 81. East northeast wind around 9 mph.
Tonight
Scattered showers, mainly after 3am. Partly cloudy, with a low around 69. East wind 3 to 6 mph. Chance of precipitation is 30%.
Sunday
Scattered showers, mainly before 9am. Mostly sunny, with a high near 81. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Scattered showers, mainly between 9pm and 3am. Partly cloudy, with a low around 69. Northeast wind 6 to 8 mph. Chance of precipitation is 30%.
Monday
Isolated showers before noon. Sunny, with a high near 79. East northeast wind 5 to 9 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers. Partly cloudy, with a low around 70. East wind 6 to 8 mph. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 81. East wind 6 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 70. Southeast wind around 8 mph.
Wednesday
Mostly sunny, with a high near 83. East wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 72.
New Year's Day
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Scattered showers. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Loiza PR
 18.44°N 65.89°W (Elev. 3 ft)
Last Update:
12:32 pm AST Dec 27, 2025
Forecast Valid:
1pm AST Dec 27, 2025-6pm AST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation