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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

73°F

23°C

Humidity 84%
Wind Speed Calm
Barometer 29.99 in (1015.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 30 Jan 5:56 am AST
Extended Forecast for

2 Miles NNE Catano PR

  • Today

    Today: Scattered showers, mainly after noon. Mostly sunny, with a high near 82. East wind 6 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 82 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers before midnight. Partly cloudy, with a low around 75. East southeast wind 7 to 10 mph. Chance of precipitation is 40%.

    Low: 75 °F

    Scattered
    Showers then
    Clear

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after noon. Increasing clouds, with a high near 83. East southeast wind 8 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Isolated
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 76. South southeast wind around 8 mph. Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 84. South southeast wind 6 to 11 mph. Chance of precipitation is 50%.

    High: 84 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 75. Calm wind becoming south southwest around 6 mph after midnight. Chance of precipitation is 60%.

    Low: 75 °F

    Isolated
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly after noon. Mostly cloudy, with a high near 78. West southwest wind 5 to 10 mph becoming north 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%.

    High: 78 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely. Cloudy, with a low around 73. North wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 73 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 77. North northeast wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

Today
Scattered showers, mainly after noon. Mostly sunny, with a high near 82. East wind 6 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tonight
Scattered showers before midnight. Partly cloudy, with a low around 75. East southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Saturday
Showers likely and possibly a thunderstorm, mainly after noon. Increasing clouds, with a high near 83. East southeast wind 8 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 76. South southeast wind around 8 mph. Chance of precipitation is 50%.
Sunday
Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 84. South southeast wind 6 to 11 mph. Chance of precipitation is 50%.
Sunday Night
Isolated showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 75. Calm wind becoming south southwest around 6 mph after midnight. Chance of precipitation is 60%.
Monday
Showers likely, mainly after noon. Mostly cloudy, with a high near 78. West southwest wind 5 to 10 mph becoming north 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%.
Monday Night
Showers likely. Cloudy, with a low around 73. North wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Tuesday
Showers likely. Mostly cloudy, with a high near 77. North northeast wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Cloudy, with a low around 73. Chance of precipitation is 70%.
Wednesday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Thursday
Scattered showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 ft)
Last Update:
3:40 am AST Jan 30, 2026
Forecast Valid:
6am AST Jan 30, 2026-6pm AST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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