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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

81°F

27°C

Humidity 79%
Wind Speed E 6 mph
Barometer 30.06 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 6 Jul 1:56 am AST
Extended Forecast for

Palmer PR

Heat Advisory July 6, 10:00am until July 6, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Scattered showers, mainly after 3am. Widespread haze before 3am. Partly cloudy, with a low around 77. East southeast wind around 14 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers, mainly between noon and 3pm. Widespread haze before noon, then widespread haze after 3pm. Mostly sunny, with a high near 90. East southeast wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Isolated showers before midnight, then scattered showers after 3am. Widespread haze before 3am. Partly cloudy, with a low around 77. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly after 9am. Widespread haze before 9am. Mostly sunny, with a high near 89. East wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 89 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 76. East wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 89. East wind 16 to 20 mph. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Scattered showers, mainly before midnight. Widespread haze after midnight. Partly cloudy, with a low around 77. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers then
    Haze

  • Thursday

    Thursday: Widespread haze. Mostly sunny, with a high near 89. East wind around 18 mph, with gusts as high as 23 mph.

    High: 89 °F

    Haze

  • Thursday Night

    Thursday Night: Widespread haze. Partly cloudy, with a low around 77. East wind 14 to 16 mph, with gusts as high as 21 mph.

    Low: 77 °F

    Haze

Detailed Forecast

Overnight
Scattered showers, mainly after 3am. Widespread haze before 3am. Partly cloudy, with a low around 77. East southeast wind around 14 mph. Chance of precipitation is 30%.
Monday
Scattered showers, mainly between noon and 3pm. Widespread haze before noon, then widespread haze after 3pm. Mostly sunny, with a high near 90. East southeast wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday Night
Isolated showers before midnight, then scattered showers after 3am. Widespread haze before 3am. Partly cloudy, with a low around 77. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers, mainly after 9am. Widespread haze before 9am. Mostly sunny, with a high near 89. East wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 76. East wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Wednesday
Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 89. East wind 16 to 20 mph. Chance of precipitation is 60%.
Wednesday Night
Scattered showers, mainly before midnight. Widespread haze after midnight. Partly cloudy, with a low around 77. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Widespread haze. Mostly sunny, with a high near 89. East wind around 18 mph, with gusts as high as 23 mph.
Thursday Night
Widespread haze. Partly cloudy, with a low around 77. East wind 14 to 16 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 77.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Palmer PR
 18.36°N 65.77°W (Elev. 180 ft)
Last Update:
1:32 am AST Jul 6, 2026
Forecast Valid:
2am AST Jul 6, 2026-6pm AST Jul 12, 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