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

Flooding Concerns in Puerto Rico; Thunderstorms Across the Southeast U.S.

Showers and thunderstorms capable of producing widespread heavy rainfall will be possible across much of Puerto Rico today. Heavy rainfall will likely lead to flash, urban and small stream flooding. Some areas may face life-threatening flooding. In the Southeast U.S., strong to marginally severe thunderstorms will be possible this afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Rain

79°F

26°C

Humidity 84%
Wind Speed E 7 mph
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 5.00 mi
Heat Index83°F (28°C)
Last update 19 Apr 4:56 pm AST
Extended Forecast for

San Juan PR

  • This
    Afternoon

    This Afternoon: Scattered showers. Mostly cloudy, with a high near 84. North northeast wind around 7 mph. Chance of precipitation is 50%.

    Scattered
    Showers

    High: 84 °F

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 75. Northeast wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Scattered
    Showers

    Low: 75 °F

  • Saturday

    Saturday: Scattered showers, mainly after noon. Partly sunny, with a high near 83. Northeast wind 7 to 10 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 83 °F

  • Saturday
    Night

    Saturday Night: Scattered showers. Partly cloudy, with a low around 74. East northeast wind around 8 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 74 °F

  • Sunday

    Sunday: Scattered showers, mainly before noon. Partly sunny, with a high near 84. East northeast wind 9 to 13 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 84 °F

  • Sunday
    Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 75. East wind 6 to 8 mph. Chance of precipitation is 50%.

    Scattered
    Showers

    Low: 75 °F

  • Monday

    Monday: Showers likely, mainly after noon. Mostly cloudy, with a high near 89. East wind 5 to 11 mph. Chance of precipitation is 60%.

    Showers
    Likely

    High: 89 °F

  • Monday
    Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 75. East southeast wind around 6 mph. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 75 °F

  • Tuesday

    Tuesday: Showers likely, mainly after noon. Mostly cloudy, with a high near 88. East wind 5 to 14 mph. Chance of precipitation is 60%.

    Showers
    Likely

    High: 88 °F

Detailed Forecast

This Afternoon
Scattered showers. Mostly cloudy, with a high near 84. North northeast wind around 7 mph. Chance of precipitation is 50%.
Tonight
Scattered showers. Mostly cloudy, with a low around 75. Northeast wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Scattered showers, mainly after noon. Partly sunny, with a high near 83. Northeast wind 7 to 10 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Partly cloudy, with a low around 74. East northeast wind around 8 mph. Chance of precipitation is 40%.
Sunday
Scattered showers, mainly before noon. Partly sunny, with a high near 84. East northeast wind 9 to 13 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 75. East wind 6 to 8 mph. Chance of precipitation is 50%.
Monday
Showers likely, mainly after noon. Mostly cloudy, with a high near 89. East wind 5 to 11 mph. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 75. East southeast wind around 6 mph. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly after noon. Mostly cloudy, with a high near 88. East wind 5 to 14 mph. Chance of precipitation is 60%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 76. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 87. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Scattered showers. Partly sunny, with a high near 86.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 56 ft)
Last Update:
3:56 pm AST Apr 19, 2024
Forecast Valid:
5pm AST Apr 19, 2024-6pm AST Apr 26, 2024
 
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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