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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

81°F

27°C

Humidity 84%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 10 Nov 1:56 am AST
Extended Forecast for

2 Miles S Guaynabo PR

  • Overnight

    Overnight: Clear, with a low around 78. South southeast wind around 5 mph.

    Low: 78 °F

    Clear

  • Tuesday

    Tuesday: Isolated showers before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 88. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    High: 88 °F

    Isolated
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Isolated showers before 9pm. Mostly clear, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 77 °F

    Isolated
    Showers then
    Clear

  • Veterans Day

    Veterans Day: Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East southeast wind 6 to 13 mph. Chance of precipitation is 40%.

    High: 89 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South southeast wind 3 to 6 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 90. Southeast wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 90 °F

    Isolated
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 79. Southeast wind 5 to 7 mph.

    Low: 79 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely, mainly after noon. Partly sunny, with a high near 90. South southeast wind 7 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 90 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 80. South southeast wind around 8 mph.

    Low: 80 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 78. South southeast wind around 5 mph.
Tuesday
Isolated showers before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 88. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Isolated showers before 9pm. Mostly clear, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 20%.
Veterans Day
Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East southeast wind 6 to 13 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 79. South southeast wind 3 to 6 mph.
Thursday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 90. Southeast wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 79. Southeast wind 5 to 7 mph.
Friday
Showers likely, mainly after noon. Partly sunny, with a high near 90. South southeast wind 7 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 80. South southeast wind around 8 mph.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Sunday Night
Clear, with a low around 78.
Monday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Guaynabo PR
 18.37°N 66.11°W (Elev. 115 ft)
Last Update:
2:06 am AST Nov 10, 2026
Forecast Valid:
2am AST Nov 10, 2026-6pm AST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation