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Hazardous Weather Conditions

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Partly Cloudy

97°F

36°C

Humidity 44%
Wind Speed E 14 G 26 mph
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 15 Aug 12:55 pm AST
Extended Forecast for

Tallaboa Alta PR

Heat Advisory August 15, 01:19pm until August 15, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 01:19pm until August 15, 05:00pm

    NOW until 5:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before midnight, then isolated showers after 3am. Mostly clear, with a low around 77. East wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 77 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 87. East southeast wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 87 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers before midnight. Mostly clear, with a low around 76. East northeast wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 76 °F

    Isolated
    Showers then
    Clear

  • Monday

    Monday: Isolated showers after noon. Sunny, with a high near 87. East southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.

    High: 87 °F

    Sunny then
    Isolated
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. East northeast wind 5 to 7 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Light east northeast wind becoming southeast 10 to 15 mph in the morning. Winds could gust as high as 26 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 76 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Isolated showers before 3pm. Widespread haze. Sunny, with a high near 90. East wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 10%.
Tonight
Isolated showers before midnight, then isolated showers after 3am. Mostly clear, with a low around 77. East wind 6 to 9 mph. Chance of precipitation is 10%.
Sunday
Isolated showers. Mostly sunny, with a high near 87. East southeast wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Sunday Night
Isolated showers before midnight. Mostly clear, with a low around 76. East northeast wind 6 to 9 mph. Chance of precipitation is 10%.
Monday
Isolated showers after noon. Sunny, with a high near 87. East southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 10%.
Monday Night
Mostly clear, with a low around 75. East northeast wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 87. Light east northeast wind becoming southeast 10 to 15 mph in the morning. Winds could gust as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 76. East northeast wind around 6 mph.
Wednesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 86. Southeast wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 76.
Friday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tallaboa Alta PR
 18.04°N 66.7°W (Elev. 620 ft)
Last Update:
4:06 am AST Aug 15, 2026
Forecast Valid:
1pm AST Aug 15, 2026-6pm AST Aug 21, 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