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

Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. 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

83°F

28°C

Humidity 77%
Wind Speed E 7 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 30 Aug 8:56 pm AST
Extended Forecast for

Fajardo PR

  • Tonight

    Tonight: Scattered showers, mainly after midnight. Partly cloudy, with a low around 78. East wind around 10 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly before noon. Mostly sunny, with a high near 90. Heat index values as high as 106. East southeast wind 9 to 11 mph. Chance of precipitation is 50%.

    High: 90 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Sunday Night

    Sunday Night: Scattered showers before 9pm, then scattered showers after midnight. Clear during the early evening, then becoming mostly cloudy, with a low around 77. East wind around 9 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Labor Day

    Labor Day: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 91. Heat index values as high as 108. East southeast wind 9 to 11 mph. Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 78. East southeast wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Partly sunny, with a high near 91. East southeast wind 11 to 13 mph. Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, mainly before noon. Partly sunny, with a high near 91. East wind around 10 mph. Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 78. East wind 8 to 10 mph.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly after midnight. Partly cloudy, with a low around 78. East wind around 10 mph. Chance of precipitation is 30%.
Sunday
Scattered showers, mainly before noon. Mostly sunny, with a high near 90. Heat index values as high as 106. East southeast wind 9 to 11 mph. Chance of precipitation is 50%.
Sunday Night
Scattered showers before 9pm, then scattered showers after midnight. Clear during the early evening, then becoming mostly cloudy, with a low around 77. East wind around 9 mph. Chance of precipitation is 50%.
Labor Day
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 91. Heat index values as high as 108. East southeast wind 9 to 11 mph. Chance of precipitation is 50%.
Monday Night
Isolated showers. Partly cloudy, with a low around 78. East southeast wind 8 to 10 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers, mainly before noon. Partly sunny, with a high near 91. East southeast wind 11 to 13 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers, mainly before noon. Partly sunny, with a high near 91. East wind around 10 mph. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 78. East wind 8 to 10 mph.
Thursday
Scattered showers, mainly before noon. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday
Scattered showers. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Saturday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fajardo PR
 18.32°N 65.65°W (Elev. 30 ft)
Last Update:
4:02 pm AST Aug 30, 2025
Forecast Valid:
9pm AST Aug 30, 2025-6pm AST Sep 6, 2025
 
Forecast Discussion
 
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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