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Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds and Breezy

88°F

31°C

Humidity 68%
Wind Speed NE 21 G 30 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 76°F (24°C)
Visibility 9.00 mi
Heat Index99°F (37°C)
Last update 3 Jul 12:56 pm AST
Extended Forecast for

Catano PR

Heat Advisory until July 3, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 3, 05:00pm

    NOW until 5:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers, mainly between 9pm and 3am. Widespread haze before 9pm, then widespread haze after 3am. Partly cloudy, with a low around 78. East wind around 9 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Independence Day

    Independence Day: Scattered showers, mainly after noon. Widespread haze between 9am and noon. Mostly sunny, with a high near 89. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers after 9pm. Widespread haze. Partly cloudy, with a low around 79. East wind around 9 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Widespread haze. Mostly sunny, with a high near 89. East wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.

    High: 89 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Widespread haze. Partly cloudy, with a low around 79. East wind 9 to 11 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Isolated
    Showers

  • Monday

    Monday: Widespread haze. Mostly sunny, with a high near 89. East wind 13 to 18 mph, with gusts as high as 23 mph.

    High: 89 °F

    Haze

  • Monday Night

    Monday Night: Widespread haze. Partly cloudy, with a low around 79. East wind around 10 mph.

    Low: 79 °F

    Haze

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 89. East wind around 17 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Scattered showers, mainly between 9pm and 3am. Widespread haze before 9pm, then widespread haze after 3am. Partly cloudy, with a low around 78. East wind around 9 mph. Chance of precipitation is 30%.
Independence Day
Scattered showers, mainly after noon. Widespread haze between 9am and noon. Mostly sunny, with a high near 89. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday Night
Isolated showers after 9pm. Widespread haze. Partly cloudy, with a low around 79. East wind around 9 mph. Chance of precipitation is 20%.
Sunday
Isolated showers. Widespread haze. Mostly sunny, with a high near 89. East wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.
Sunday Night
Isolated showers. Widespread haze. Partly cloudy, with a low around 79. East wind 9 to 11 mph. Chance of precipitation is 10%.
Monday
Widespread haze. Mostly sunny, with a high near 89. East wind 13 to 18 mph, with gusts as high as 23 mph.
Monday Night
Widespread haze. Partly cloudy, with a low around 79. East wind around 10 mph.
Tuesday
Widespread haze before noon. Mostly sunny, with a high near 89. East wind 11 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 79.
Thursday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Catano PR
 18.41°N 66.1°W (Elev. 62 ft)
Last Update:
10:26 am AST Jul 3, 2026
Forecast Valid:
1pm AST Jul 3, 2026-6pm AST Jul 9, 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