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Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. 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

81°F

27°C

Humidity 74%
Wind Speed E 12 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 30 Jan 5:56 pm AST
Extended Forecast for

3 Miles WNW Luis Muñoz Marín International Airport PR

  • Tonight

    Tonight: Isolated showers after midnight. Mostly clear, with a low around 74. East southeast wind 8 to 13 mph. Chance of precipitation is 10%.

    Low: 74 °F

    Mostly Clear
    then Isolated
    Showers

  • Saturday

    Saturday: Scattered showers before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 86. East southeast wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Scattered
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 74. South southeast wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 74 °F

    Showers

  • Sunday

    Sunday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 87. South southeast wind 6 to 11 mph. Chance of precipitation is 60%.

    High: 87 °F

    Isolated
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Isolated showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 73. Calm wind becoming west southwest 5 to 7 mph in the evening. Chance of precipitation is 60%.

    Low: 73 °F

    Isolated
    Showers then
    Showers
    Likely

  • Monday

    Monday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 82. Light and variable wind becoming north 12 to 17 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%.

    High: 82 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely. Cloudy, with a low around 72. North wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 72 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 79. North northeast wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 72. Northeast wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 72 °F

    Showers
    Likely

Detailed Forecast

Tonight
Isolated showers after midnight. Mostly clear, with a low around 74. East southeast wind 8 to 13 mph. Chance of precipitation is 10%.
Saturday
Scattered showers before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 86. East southeast wind 7 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 74. South southeast wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 87. South southeast wind 6 to 11 mph. Chance of precipitation is 60%.
Sunday Night
Isolated showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 73. Calm wind becoming west southwest 5 to 7 mph in the evening. Chance of precipitation is 60%.
Monday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 82. Light and variable wind becoming north 12 to 17 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Monday Night
Showers likely. Cloudy, with a low around 72. North wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday
Showers likely. Mostly cloudy, with a high near 79. North northeast wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Cloudy, with a low around 72. Northeast wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Wednesday
Showers likely. Cloudy, with a high near 81. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Cloudy, with a low around 73. Chance of precipitation is 70%.
Thursday
Scattered showers. Mostly cloudy, with a high near 84. Chance of precipitation is 50%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Friday
Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Luis Muñoz Marín International Airport PR
 18.45°N 66.04°W (Elev. 7 ft)
Last Update:
4:29 pm AST Jan 30, 2026
Forecast Valid:
6pm AST Jan 30, 2026-6pm AST Feb 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation