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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 28 Jan 10:55 pm AST
Extended Forecast for

Guanica PR

  • Tonight

    Tonight: Isolated showers. Mostly clear, with a low around 66. North wind around 7 mph becoming east after midnight. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers between noon and 3pm. Sunny, with a high near 88. East southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.

    High: 88 °F

    Sunny then
    Isolated
    Showers

  • Thursday Night

    Thursday Night: Clear, with a low around 65. East wind around 6 mph becoming north in the evening.

    Low: 65 °F

    Clear

  • Friday

    Friday: Isolated showers after noon. Sunny, with a high near 88. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Isolated
    Showers

  • Friday Night

    Friday Night: Scattered showers. Partly cloudy, with a low around 69. East wind 9 to 11 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers after noon. Mostly sunny, with a high near 89. East southeast wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 89 °F

    Sunny then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 70. East southeast wind around 9 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Mostly sunny, with a high near 88. Southeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 68. East wind 5 to 7 mph becoming north northeast after midnight. Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Isolated showers. Mostly clear, with a low around 66. North wind around 7 mph becoming east after midnight. Chance of precipitation is 20%.
Thursday
Isolated showers between noon and 3pm. Sunny, with a high near 88. East southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
Thursday Night
Clear, with a low around 65. East wind around 6 mph becoming north in the evening.
Friday
Isolated showers after noon. Sunny, with a high near 88. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers. Partly cloudy, with a low around 69. East wind 9 to 11 mph. Chance of precipitation is 30%.
Saturday
Scattered showers after noon. Mostly sunny, with a high near 89. East southeast wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 70. East southeast wind around 9 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 88. Southeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 68. East wind 5 to 7 mph becoming north northeast after midnight. Chance of precipitation is 30%.
Monday
Scattered showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
Scattered showers. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Showers likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guanica PR
 17.97°N 66.92°W (Elev. 16 ft)
Last Update:
9:52 pm AST Jan 28, 2026
Forecast Valid:
11pm AST Jan 28, 2026-6pm AST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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