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

Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Guanica PR

  • This Afternoon

    This Afternoon: Scattered showers. Mostly sunny, with a high near 88. East southeast wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly before 9pm. Partly cloudy, with a low around 69. East wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Friday

    Friday: Isolated showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 88. East southeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 40%.

    High: 88 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers, mainly between 9pm and midnight. Partly cloudy, with a low around 68. East wind 5 to 8 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers after noon. Mostly sunny, with a high near 87. East wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 87 °F

    Sunny then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Clear, with a low around 68. East northeast wind 6 to 8 mph.

    Low: 68 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89. East southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 68. East northeast wind 6 to 11 mph.

    Low: 68 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88. East southeast wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers. Mostly sunny, with a high near 88. East southeast wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.
Tonight
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 69. East wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday
Isolated showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 88. East southeast wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 40%.
Friday Night
Scattered showers, mainly between 9pm and midnight. Partly cloudy, with a low around 68. East wind 5 to 8 mph. Chance of precipitation is 30%.
Saturday
Scattered showers after noon. Mostly sunny, with a high near 87. East wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Saturday Night
Clear, with a low around 68. East northeast wind 6 to 8 mph.
Sunday
Sunny, with a high near 89. East southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Clear, with a low around 68. East northeast wind 6 to 11 mph.
Monday
Sunny, with a high near 88. East southeast wind 6 to 16 mph, with gusts as high as 26 mph.
Monday Night
Clear, with a low around 69.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Guanica PR
 17.97°N 66.92°W (Elev. 16 ft)
Last Update:
3:56 am AST Jan 22, 2026
Forecast Valid:
3pm AST Jan 22, 2026-6pm AST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation