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Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 18 Apr 4:35 am AST
Extended Forecast for

Santa Isabel PR

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 71. East northeast wind around 7 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 88. East southeast wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 71. East northeast wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 71 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers after noon. Sunny, with a high near 88. East southeast wind 11 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 10%.

    High: 88 °F

    Sunny then
    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers before midnight. Mostly clear, with a low around 71. East northeast wind around 8 mph. Chance of precipitation is 10%.

    Low: 71 °F

    Isolated
    Showers then
    Mostly Clear

  • Monday

    Monday: Scattered showers 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 40%.

    High: 88 °F

    Sunny then
    Scattered
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71. East northeast wind around 8 mph.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Partly cloudy, with a low around 70. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 71. East northeast wind around 7 mph. Chance of precipitation is 40%.
Saturday
Scattered showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 88. East southeast wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 71. East northeast wind 6 to 9 mph. Chance of precipitation is 10%.
Sunday
Isolated showers after noon. Sunny, with a high near 88. East southeast wind 11 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 10%.
Sunday Night
Isolated showers before midnight. Mostly clear, with a low around 71. East northeast wind around 8 mph. Chance of precipitation is 10%.
Monday
Scattered showers 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 40%.
Monday Night
Partly cloudy, with a low around 71. East northeast wind around 8 mph.
Tuesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 70. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 71.
Friday
Scattered showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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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:
4:08 am AST Apr 18, 2026
Forecast Valid:
4am AST Apr 18, 2026-6pm AST Apr 24, 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