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

Severe Weather in Florida and the Great Plains; Heavy Rainfall in Hawaii and the Gulf Coast

Scattered severe thunderstorms will continue over parts of the north-central Florida Peninsula and develop in the southern Great Plains. New daily record high temperatures are expected for portions of South Florida and southern Texas the next couple of days. Flash flooding is expected in Hawaii. On Thursday, rain may cause additional flooding across east Texas and Louisiana. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

88°F

31°C

Humidity 66%
Wind Speed E 16 G 25 mph
Barometer 30.00 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 15 May 10:56 am AST
Extended Forecast for

San Juan PR

  • Today

    Today: Scattered showers. Partly sunny, with a high near 89. East northeast wind 9 to 13 mph. Chance of precipitation is 40%.

    High: 89 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 78. East wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers before noon, then scattered showers and thunderstorms between noon and 3pm, then isolated showers after 3pm. Mostly sunny, with a high near 90. East wind 5 to 13 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Partly cloudy, with a low around 78. East southeast wind around 8 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly before noon. Mostly sunny, with a high near 91. East wind 6 to 14 mph. Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Clear, with a low around 79. East southeast wind 5 to 7 mph.

    Low: 79 °F

    Clear

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 6 to 13 mph. Chance of precipitation is 30%.

    High: 91 °F

    Sunny then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. East southeast wind 6 to 8 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 6 to 10 mph. Chance of precipitation is 40%.

    High: 90 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

Today
Scattered showers. Partly sunny, with a high near 89. East northeast wind 9 to 13 mph. Chance of precipitation is 40%.
Tonight
Scattered showers. Mostly cloudy, with a low around 78. East wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Isolated showers before noon, then scattered showers and thunderstorms between noon and 3pm, then isolated showers after 3pm. Mostly sunny, with a high near 90. East wind 5 to 13 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. East southeast wind around 8 mph. Chance of precipitation is 40%.
Friday
Scattered showers, mainly before noon. Mostly sunny, with a high near 91. East wind 6 to 14 mph. Chance of precipitation is 30%.
Friday Night
Clear, with a low around 79. East southeast wind 5 to 7 mph.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 6 to 13 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 79. East southeast wind 6 to 8 mph.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 6 to 10 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny, with a high near 90.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.4°N 66.04°W (Elev. 59 ft)
Last Update:
10:48 am AST May 15, 2024
Forecast Valid:
11am AST May 15, 2024-6pm AST May 21, 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