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

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

84°F

29°C

Humidity 74%
Wind Speed E 8 mph
Barometer 30.05 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 2 Sep 8:56 am AST
Extended Forecast for

Ingenio PR

Heat Advisory September 2, 10:00am until September 2, 04:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 90. Heat index values as high as 111. East northeast wind 8 to 14 mph. Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers before 3am. Mostly clear, with a low around 79. East southeast wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 91. Heat index values as high as 111. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. East southeast wind 5 to 9 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 91. East wind 6 to 15 mph. Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Scattered showers, mainly after midnight. Partly cloudy, with a low around 79. East wind 5 to 8 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 7 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 91 °F

    Sunny then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. Southeast wind 6 to 9 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely, mainly after noon. Partly sunny, with a high near 92. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 92 °F

    Scattered
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 90. Heat index values as high as 111. East northeast wind 8 to 14 mph. Chance of precipitation is 30%.
Tonight
Isolated showers before 3am. Mostly clear, with a low around 79. East southeast wind 6 to 9 mph. Chance of precipitation is 10%.
Thursday
Isolated showers. Mostly sunny, with a high near 91. Heat index values as high as 111. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 78. East southeast wind 5 to 9 mph.
Friday
Isolated showers. Mostly sunny, with a high near 91. East wind 6 to 15 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 79. East wind 5 to 8 mph. Chance of precipitation is 40%.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East wind 7 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 79. Southeast wind 6 to 9 mph.
Sunday
Showers likely, mainly after noon. Partly sunny, with a high near 92. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 79. Chance of precipitation is 30%.
Labor Day
Scattered showers. Mostly sunny, with a high near 93. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 80.
Tuesday
Scattered showers. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ingenio PR
 18.45°N 66.21°W (Elev. 10 ft)
Last Update:
7:52 am AST Sep 2, 2026
Forecast Valid:
9am AST Sep 2, 2026-6pm AST Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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