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

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

87°F

31°C

Humidity 67%
Wind Speed S 8 G 16 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 17 May 5:56 pm AST
Extended Forecast for

Luis M. Cintron PR

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Partly cloudy, with a low around 80. East southeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers, mainly before noon. Mostly sunny, with a high near 91. Heat index values as high as 106. East southeast wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers, mainly before 9pm. Partly cloudy, with a low around 80. East wind 8 to 10 mph. Chance of precipitation is 40%.

    Low: 80 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Mostly sunny, with a high near 91. Heat index values as high as 105. East southeast wind around 11 mph. Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 80. East wind around 10 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 91. East wind around 11 mph. Chance of precipitation is 40%.

    High: 91 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Partly cloudy, with a low around 80. East southeast wind around 13 mph. Chance of precipitation is 30%.

    Low: 80 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 90. East southeast wind around 14 mph. Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. East southeast wind 11 to 13 mph.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly after 3am. Partly cloudy, with a low around 80. East southeast wind around 10 mph. Chance of precipitation is 30%.
Saturday
Scattered showers, mainly before noon. Mostly sunny, with a high near 91. Heat index values as high as 106. East southeast wind 8 to 10 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 80. East wind 8 to 10 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 91. Heat index values as high as 105. East southeast wind around 11 mph. Chance of precipitation is 50%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 80. East wind around 10 mph. Chance of precipitation is 20%.
Monday
Scattered showers. Partly sunny, with a high near 91. East wind around 11 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 80. East southeast wind around 13 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers. Mostly sunny, with a high near 90. East southeast wind around 14 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 79. East southeast wind 11 to 13 mph.
Wednesday
Showers likely, mainly after noon. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 79. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 79. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Luis M. Cintron PR
 18.32°N 65.64°W (Elev. 23 ft)
Last Update:
3:58 pm AST May 17, 2024
Forecast Valid:
6pm AST May 17, 2024-6pm AST May 24, 2024
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation