National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Fair

93°F

34°C

Humidity 53%
Wind Speed SE 18 G 24 mph
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 17 Aug 2:30 pm AST
Extended Forecast for

4 Miles NNE Coamo PR

  • This Afternoon

    This Afternoon: Isolated showers after 3pm. Sunny, with a high near 86. East wind around 11 mph. Chance of precipitation is 10%.

    High: 86 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers between midnight and 3am. Mostly clear, with a low around 72. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 10%.

    Low: 72 °F

    Clear then
    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly after 3pm. Increasing clouds, with a high near 85. East wind 5 to 11 mph. Chance of precipitation is 40%.

    High: 85 °F

    Sunny then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers after 9pm. Partly cloudy, with a low around 72. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 83. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.

    High: 83 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 72. East wind around 5 mph. Chance of precipitation is 20%.

    Low: 72 °F

    Isolated
    Showers

  • Thursday

    Thursday: Sunny, with a high near 84. East southeast wind 9 to 13 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. East northeast wind 5 to 7 mph.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 85. East wind 8 to 13 mph.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers after 3pm. Sunny, with a high near 86. East wind around 11 mph. Chance of precipitation is 10%.
Tonight
Isolated showers between midnight and 3am. Mostly clear, with a low around 72. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 10%.
Tuesday
Scattered showers, mainly after 3pm. Increasing clouds, with a high near 85. East wind 5 to 11 mph. Chance of precipitation is 40%.
Tuesday Night
Isolated showers after 9pm. Partly cloudy, with a low around 72. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 83. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 72. East wind around 5 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 84. East southeast wind 9 to 13 mph.
Thursday Night
Mostly clear, with a low around 72. East northeast wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 85. East wind 8 to 13 mph.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Coamo PR
 18.14°N 66.35°W (Elev. 1860 ft)
Last Update:
1:36 pm AST Aug 17, 2026
Forecast Valid:
2pm AST Aug 17, 2026-6pm AST Aug 23, 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