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Hazardous Weather Conditions

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Partly Cloudy

82°F

28°C

Humidity 84%
Wind Speed E 7 mph
Barometer 29.98 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 16 Aug 1:35 am AST
Extended Forecast for

Tallaboa Alta PR

Heat Advisory August 16, 10:00am until August 16, 05:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Isolated showers. Widespread haze. Partly cloudy, with a low around 77. East wind around 6 mph. Chance of precipitation is 10%.

    Low: 77 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Widespread haze. Mostly sunny, with a high near 90. East southeast wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.

    High: 90 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Widespread haze before 9pm. Clear, with a low around 77. East northeast wind 5 to 10 mph.

    Low: 77 °F

    Haze then
    Clear

  • Monday

    Monday: Isolated showers after noon. Sunny, with a high near 90. Southeast wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.

    High: 90 °F

    Sunny then
    Isolated
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Northeast wind 3 to 6 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Scattered showers after noon. Mostly sunny, with a high near 90. Southeast wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 90 °F

    Sunny then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Clear, with a low around 76. East northeast wind around 6 mph.

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Scattered showers after noon. Mostly sunny, with a high near 88. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.

    High: 88 °F

    Sunny then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. East northeast wind 3 to 5 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers. Widespread haze. Partly cloudy, with a low around 77. East wind around 6 mph. Chance of precipitation is 10%.
Sunday
Isolated showers. Widespread haze. Mostly sunny, with a high near 90. East southeast wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 10%.
Sunday Night
Widespread haze before 9pm. Clear, with a low around 77. East northeast wind 5 to 10 mph.
Monday
Isolated showers after noon. Sunny, with a high near 90. Southeast wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.
Monday Night
Mostly clear, with a low around 76. Northeast wind 3 to 6 mph.
Tuesday
Scattered showers after noon. Mostly sunny, with a high near 90. Southeast wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
Clear, with a low around 76. East northeast wind around 6 mph.
Wednesday
Scattered showers after noon. Mostly sunny, with a high near 88. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 77. East northeast wind 3 to 5 mph.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 77.
Saturday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tallaboa Alta PR
 18.05°N 66.69°W (Elev. 719 ft)
Last Update:
1:05 am AST Aug 16, 2026
Forecast Valid:
2am AST Aug 16, 2026-6pm AST Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation