National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines

Hazardous Weather Conditions

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Fair

81°F

27°C

Humidity 74%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 4 Oct 7:15 am AST
Extended Forecast for

Tierras Nuevas Poniente PR

Heat Advisory October 4, 10:00am until October 4, 04:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Scattered showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Light east southeast wind becoming east northeast 10 to 15 mph in the morning. Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between midnight and 3am. Partly cloudy, with a low around 72. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers, mainly after noon. Mostly sunny, with a high near 92. Heat index values as high as 108. East northeast wind 5 to 14 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 92 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. East southeast wind 5 to 8 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Scattered showers after noon. Mostly sunny, with a high near 92. East northeast wind 6 to 14 mph. Chance of precipitation is 30%.

    High: 92 °F

    Sunny then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 74. East wind 5 to 10 mph. Chance of precipitation is 10%.

    Low: 74 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East northeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 91 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southeast wind 6 to 10 mph.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Scattered showers, mainly after noon. Mostly sunny, with a high near 92. East wind 7 to 14 mph. Chance of precipitation is 40%.

    High: 92 °F

    Mostly Sunny
    then
    Scattered
    Showers

Detailed Forecast

Today
Scattered showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Light east southeast wind becoming east northeast 10 to 15 mph in the morning. Chance of precipitation is 50%.
Tonight
Scattered showers, mainly between midnight and 3am. Partly cloudy, with a low around 72. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 92. Heat index values as high as 108. East northeast wind 5 to 14 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Mostly clear, with a low around 73. East southeast wind 5 to 8 mph.
Tuesday
Scattered showers after noon. Mostly sunny, with a high near 92. East northeast wind 6 to 14 mph. Chance of precipitation is 30%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 74. East wind 5 to 10 mph. Chance of precipitation is 10%.
Wednesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 91. East northeast wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 72. Southeast wind 6 to 10 mph.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 92. East wind 7 to 14 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Scattered showers. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 72.
Saturday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tierras Nuevas Poniente PR
 18.46°N 66.48°W (Elev. 82 ft)
Last Update:
3:54 am AST Oct 4, 2026
Forecast Valid:
7am AST Oct 4, 2026-6pm AST Oct 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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