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 >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

74°F

23°C

Humidity 82%
Wind Speed SW 3 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 27 Jan 6:56 am AST
Extended Forecast for

2 Miles NNE Catano PR

  • Today

    Today: Scattered showers, mainly before noon. Mostly sunny, with a high near 82. Light and variable wind becoming east 8 to 13 mph in the morning. Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before 3am. Partly cloudy, with a low around 74. East southeast wind around 8 mph. Chance of precipitation is 10%.

    Low: 74 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers. Mostly sunny, with a high near 82. East wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.

    High: 82 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers. Mostly clear, with a low around 73. East southeast wind 6 to 8 mph. Chance of precipitation is 10%.

    Low: 73 °F

    Isolated
    Showers

  • Thursday

    Thursday: Sunny, with a high near 82. East wind 6 to 13 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Isolated showers. Mostly clear, with a low around 73. East wind 5 to 8 mph. Chance of precipitation is 10%.

    Low: 73 °F

    Isolated
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 83. East wind 5 to 14 mph.

    High: 83 °F

    Mostly Sunny

  • 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 5 to 14 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers, mainly before noon. Mostly sunny, with a high near 82. Light and variable wind becoming east 8 to 13 mph in the morning. Chance of precipitation is 40%.
Tonight
Isolated showers before 3am. Partly cloudy, with a low around 74. East southeast wind around 8 mph. Chance of precipitation is 10%.
Wednesday
Isolated showers. Mostly sunny, with a high near 82. East wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.
Wednesday Night
Isolated showers. Mostly clear, with a low around 73. East southeast wind 6 to 8 mph. Chance of precipitation is 10%.
Thursday
Sunny, with a high near 82. East wind 6 to 13 mph.
Thursday Night
Isolated showers. Mostly clear, with a low around 73. East wind 5 to 8 mph. Chance of precipitation is 10%.
Friday
Mostly sunny, with a high near 83. East wind 5 to 14 mph.
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 5 to 14 mph, with gusts as high as 20 mph.
Saturday Night
Scattered showers. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Sunday
Scattered showers. 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%.
Basemap Options
Click map to change the forecast location
Loading map...
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:
3:05 am AST Jan 27, 2026
Forecast Valid:
7am AST Jan 27, 2026-6pm AST Feb 2, 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