Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

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 94%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 23 Jan 5:56 am AST
Extended Forecast for

San Juan PR

  • Today

    Today: Showers likely, mainly after noon.  Mostly cloudy, with a high near 84. East wind 7 to 15 mph.  Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 84 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely, mainly after 3am.  Mostly cloudy, with a low around 74. East wind 6 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 74 °F

    Showers
    Likely

  • Saturday

    Saturday: Scattered showers.  Partly sunny, with a high near 85. East wind 7 to 14 mph.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 85 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers.  Partly cloudy, with a low around 74. East wind around 9 mph.  Chance of precipitation is 20%.

    Low: 74 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers before noon.  Sunny, with a high near 86. East wind 11 to 16 mph, with gusts as high as 21 mph.  Chance of precipitation is 10%.

    High: 86 °F

    Isolated
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Isolated showers.  Partly cloudy, with a low around 74. East wind 7 to 10 mph.  Chance of precipitation is 10%.

    Low: 74 °F

    Isolated
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 86. East wind 7 to 15 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. East southeast wind 6 to 8 mph.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. East wind 5 to 11 mph.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Showers likely, mainly after noon. Mostly cloudy, with a high near 84. East wind 7 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Showers likely, mainly after 3am. Mostly cloudy, with a low around 74. East wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Scattered showers. Partly sunny, with a high near 85. East wind 7 to 14 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Isolated showers. Partly cloudy, with a low around 74. East wind around 9 mph. Chance of precipitation is 20%.
Sunday
Isolated showers before noon. Sunny, with a high near 86. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 74. East wind 7 to 10 mph. Chance of precipitation is 10%.
Monday
Mostly sunny, with a high near 86. East wind 7 to 15 mph.
Monday Night
Partly cloudy, with a low around 73. East southeast wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 87. East wind 5 to 11 mph.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 56 ft)
3:49 am AST Jan 23, 2026
6am AST Jan 23, 2026-6pm AST Jan 29, 2026
 
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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