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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.

Partly Cloudy

86°F

30°C

Humidity 66%
Wind Speed E 12 G 16 mph
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index93°F (34°C)
Last update 27 Jul 8:56 am AST
Extended Forecast for

Emajagua PR

Heat Advisory July 27, 10:42am until July 27, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 27, 10:42am until July 27, 05:00pm

    NOW until 5:00pm Mon

    Heat Advisory

  • Today

    High: 87 °F

    Showers
    Likely then
    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 79. East wind around 9 mph. Chance of precipitation is 50%.

    Low: 79 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 9am, then scattered showers and thunderstorms between 9am and noon, then isolated showers after noon. Partly sunny, with a high near 88. East southeast wind 13 to 15 mph. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely then
    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 79. East wind 10 to 13 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 88. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 80. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Thursday

    Thursday: Widespread haze. Mostly sunny, with a high near 88. East wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 88 °F

    Haze

  • Thursday Night

    Thursday Night: Widespread haze. Partly cloudy, with a low around 80. East northeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 80 °F

    Haze

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before noon, then scattered showers. Partly sunny, with a high near 87. East southeast wind around 11 mph. Chance of precipitation is 60%.
Tonight
Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 79. East wind around 9 mph. Chance of precipitation is 50%.
Tuesday
Showers likely and possibly a thunderstorm before 9am, then scattered showers and thunderstorms between 9am and noon, then isolated showers after noon. Partly sunny, with a high near 88. East southeast wind 13 to 15 mph. Chance of precipitation is 60%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 79. East wind 10 to 13 mph. Chance of precipitation is 40%.
Wednesday
Scattered showers. Partly sunny, with a high near 88. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 80. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday
Widespread haze. Mostly sunny, with a high near 88. East wind 15 to 18 mph, with gusts as high as 23 mph.
Thursday Night
Widespread haze. Partly cloudy, with a low around 80. East northeast wind around 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 88. East wind around 16 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 79.
Saturday
Sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 79.
Sunday
Scattered showers. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Emajagua PR
 18°N 65.87°W (Elev. 0 ft)
Last Update:
7:52 am AST Jul 27, 2026
Forecast Valid:
10am AST Jul 27, 2026-6pm AST Aug 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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