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Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Overcast

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 22 Mar 6:15 pm AST
Extended Forecast for

Santa Isabel PR

  • Tonight

    Tonight: Scattered showers, mainly before 9pm. Partly cloudy, with a low around 70. North northeast wind around 8 mph. Chance of precipitation is 50%.

    Low: 70 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Monday

    Monday: Scattered showers, then showers and possibly a thunderstorm after 3pm. High near 87. East northeast wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Scattered
    Showers then
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly before 9pm. Partly cloudy, with a low around 69. North northeast wind around 8 mph. Chance of precipitation is 50%.

    Low: 69 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers. Sunny, with a high near 86. North northeast wind 6 to 13 mph becoming southeast in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 86 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers after midnight. Partly cloudy, with a low around 68. East northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Clear then
    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, mainly before noon. Mostly sunny, with a high near 86. East southeast wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 70. East northeast wind 7 to 9 mph. Chance of precipitation is 50%.

    Low: 70 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, mainly after noon. Mostly sunny, with a high near 86. East southeast wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 86 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. East northeast wind 7 to 9 mph.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 70. North northeast wind around 8 mph. Chance of precipitation is 50%.
Monday
Scattered showers, then showers and possibly a thunderstorm after 3pm. High near 87. East northeast wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 69. North northeast wind around 8 mph. Chance of precipitation is 50%.
Tuesday
Isolated showers. Sunny, with a high near 86. North northeast wind 6 to 13 mph becoming southeast in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Scattered showers after midnight. Partly cloudy, with a low around 68. East northeast wind around 6 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 86. East southeast wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 70. East northeast wind 7 to 9 mph. Chance of precipitation is 50%.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 86. East southeast wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 70. East northeast wind 7 to 9 mph.
Friday
Scattered showers, mainly before noon. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 69.
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:
4:53 pm AST Mar 22, 2026
Forecast Valid:
6pm AST Mar 22, 2026-6pm AST Mar 29, 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