Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

27°C

81°F

Humidity 77%
Wind Speed Calm
Barometer 1012.9 mb (29.92 in)
Dewpoint 23°C (73°F)
Visibility 16 km
Heat Index30°C (86°F)
Last update 4 May 8:56 am AST
Extended Forecast for

Loiza PR

Flood Watch May 4, 09:06am until May 5, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 4, 09:06am until May 5, 06:00pm

    NOW until 6:00pm Sun

    Flood Watch

  • Today

    High: 31 °C

    Showers

  • Tonight

    Tonight: Scattered showers before midnight, then scattered showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am.  Mostly cloudy, with a low around 25. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between 2 and 3 cm possible.

    Low: 25 °C

    Showers
    Likely

  • Sunday

    Sunday: Scattered showers, mainly before noon.  Partly sunny, with a high near 30. East northeast wind 8 to 18 km/h.  Chance of precipitation is 50%. New precipitation amounts between 7.5 mm and 1 cm possible.

    High: 30 °C

    Scattered
    Showers then
    Isolated
    Showers

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 25. East northeast wind 11 to 13 km/h.  Chance of precipitation is 60%.

    Low: 25 °C

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 29. East northeast wind 11 to 14 km/h.  Chance of precipitation is 70%.

    High: 29 °C

    Showers
    Likely

  • Monday Night

    Monday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 24. East northeast wind 8 to 13 km/h becoming light east  after midnight.  Chance of precipitation is 70%.

    Low: 24 °C

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before noon.  Partly sunny, with a high near 29. Calm wind.  Chance of precipitation is 60%.

    High: 29 °C

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely.  Mostly cloudy, with a low around 24. East wind 5 to 11 km/h.  Chance of precipitation is 70%.

    Low: 24 °C

    Showers
    Likely

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 31. Calm wind becoming east 5 to 10 km/h in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 3 and 4 cm possible.
Tonight
Scattered showers before midnight, then scattered showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 60%. New rainfall amounts between 2 and 3 cm possible.
Sunday
Scattered showers, mainly before noon. Partly sunny, with a high near 30. East northeast wind 8 to 18 km/h. Chance of precipitation is 50%. New precipitation amounts between 7.5 mm and 1 cm possible.
Sunday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 25. East northeast wind 11 to 13 km/h. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 29. East northeast wind 11 to 14 km/h. Chance of precipitation is 70%.
Monday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 24. East northeast wind 8 to 13 km/h becoming light east after midnight. Chance of precipitation is 70%.
Tuesday
Showers likely, mainly before noon. Partly sunny, with a high near 29. Calm wind. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 24. East wind 5 to 11 km/h. Chance of precipitation is 70%.
Wednesday
Scattered showers. Mostly sunny, with a high near 30. East wind 8 to 14 km/h. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 26. Chance of precipitation is 50%.
Thursday
Showers likely. Partly sunny, with a high near 29. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 29.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Loiza PR
 18.44°N 65.89°W (Elev. 3 m)
5:40 am AST May 4, 2024
9am AST May 4, 2024-6pm AST May 10, 2024
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database