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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

76°F

24°C

Humidity 74%
Wind Speed E 5 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 27 Jan 7:56 pm AST
Extended Forecast for

2 Miles NNE Catano PR

  • Tonight

    Tonight: Isolated showers before 9pm. Mostly clear, with a low around 74. Southeast wind around 8 mph. Chance of precipitation is 10%.

    Low: 74 °F

    Isolated
    Showers then
    Clear

  • Wednesday

    Wednesday: Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 82. East wind 6 to 13 mph. Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers after midnight. Mostly clear, with a low around 73. South southeast wind around 8 mph. Chance of precipitation is 10%.

    Low: 73 °F

    Clear then
    Isolated
    Showers

  • Thursday

    Thursday: Scattered showers after 3pm. Sunny, with a high near 82. East wind 6 to 13 mph. Chance of precipitation is 40%.

    High: 82 °F

    Sunny then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Mostly clear, with a low around 73. Southeast wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 73 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 83. East wind 7 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 83 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75. Southeast wind 6 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. East southeast wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Scattered showers. Partly cloudy, with a low around 75. South southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Isolated showers before 9pm. Mostly clear, with a low around 74. Southeast wind around 8 mph. Chance of precipitation is 10%.
Wednesday
Scattered showers, mainly between noon and 3pm. Mostly sunny, with a high near 82. East wind 6 to 13 mph. Chance of precipitation is 40%.
Wednesday Night
Isolated showers after midnight. Mostly clear, with a low around 73. South southeast wind around 8 mph. Chance of precipitation is 10%.
Thursday
Scattered showers after 3pm. Sunny, with a high near 82. East wind 6 to 13 mph. Chance of precipitation is 40%.
Thursday Night
Isolated showers. Mostly clear, with a low around 73. Southeast wind 6 to 9 mph. Chance of precipitation is 10%.
Friday
Isolated showers. Mostly sunny, with a high near 83. East wind 7 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 75. Southeast wind 6 to 10 mph.
Saturday
Mostly sunny, with a high near 85. East southeast wind 6 to 14 mph, with gusts as high as 20 mph.
Saturday Night
Scattered showers. Partly cloudy, with a low around 75. South southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Monday
Scattered showers. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 ft)
Last Update:
5:52 pm AST Jan 27, 2026
Forecast Valid:
8pm AST Jan 27, 2026-6pm AST Feb 3, 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