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Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

A Few Clouds

N/A

Humidity NA
Wind Speed SE 15 G 23 mph
Barometer 29.92 in
Dewpoint N/A
Visibility 10.00 mi
Last update 6 Apr 1:35 pm AST
Extended Forecast for

Santa Isabel PR

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms after 3pm. Sunny early, then becoming mostly cloudy, with a high near 87. East southeast wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms between midnight and 3am, then scattered showers after 3am. Mostly cloudy, with a low around 72. East wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Scattered showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 87. East southeast wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 87 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 73. East wind 8 to 10 mph. Chance of precipitation is 50%.

    Low: 73 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 88. East southeast wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers before midnight. Mostly clear, with a low around 72. East northeast wind around 9 mph. Chance of precipitation is 20%.

    Low: 72 °F

    Isolated
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. East northeast wind 7 to 9 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East southeast wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms after 3pm. Sunny early, then becoming mostly cloudy, with a high near 87. East southeast wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Tonight
Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms between midnight and 3am, then scattered showers after 3am. Mostly cloudy, with a low around 72. East wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Scattered showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 87. East southeast wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 73. East wind 8 to 10 mph. Chance of precipitation is 50%.
Wednesday
Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 88. East southeast wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Wednesday Night
Isolated showers before midnight. Mostly clear, with a low around 72. East northeast wind around 9 mph. Chance of precipitation is 20%.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 72. East northeast wind 7 to 9 mph.
Friday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East southeast wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Isabel PR
 17.98°N 66.4°W (Elev. 56 ft)
Last Update:
9:56 am AST Apr 6, 2026
Forecast Valid:
1pm AST Apr 6, 2026-6pm AST Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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