Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

75°F

24°C

Humidity 83%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 29 Jan 2:56 am AST
Extended Forecast for

2 Miles NNE Catano PR

  • Overnight

    Overnight: Isolated showers.  Mostly clear, with a low around 73. South southeast wind around 5 mph.  Chance of precipitation is 10%.

    Low: 73 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers before 9am, then scattered showers after 3pm.  Increasing clouds, with a high near 83. South southeast wind 5 to 11 mph becoming east in the afternoon.  Chance of precipitation is 30%.

    High: 83 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers, mainly after 3am.  Mostly clear, with a low around 73. Southeast wind 6 to 10 mph.  Chance of precipitation is 30%.

    Low: 73 °F

    Scattered
    Showers

  • Friday

    Friday: 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 40%.

    High: 82 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers before midnight.  Partly cloudy, with a low around 75. Southeast wind 7 to 9 mph.  Chance of precipitation is 40%.

    Low: 75 °F

    Scattered
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Scattered showers after noon.  Mostly sunny, with a high near 83. Southeast wind 6 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 83 °F

    Sunny then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers.  Mostly cloudy, with a low around 76. South southeast wind 6 to 8 mph.  Chance of precipitation is 50%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly after noon.  Mostly sunny, with a high near 84. South southeast wind 8 to 13 mph.  Chance of precipitation is 50%.

    High: 84 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. Northwest wind around 6 mph.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Mostly clear, with a low around 73. South southeast wind around 5 mph. Chance of precipitation is 10%.
Thursday
Isolated showers before 9am, then scattered showers after 3pm. Increasing clouds, with a high near 83. South southeast wind 5 to 11 mph becoming east in the afternoon. Chance of precipitation is 30%.
Thursday Night
Scattered showers, mainly after 3am. Mostly clear, with a low around 73. Southeast wind 6 to 10 mph. Chance of precipitation is 30%.
Friday
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 40%.
Friday Night
Scattered showers before midnight. Partly cloudy, with a low around 75. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.
Saturday
Scattered showers after noon. Mostly sunny, with a high near 83. Southeast wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 76. South southeast wind 6 to 8 mph. Chance of precipitation is 50%.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. South southeast wind 8 to 13 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 74. Northwest wind around 6 mph.
Monday
Showers likely, mainly after noon. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Monday Night
Showers likely. Cloudy, with a low around 74. Chance of precipitation is 70%.
Tuesday
Showers likely. Cloudy, with a high near 78. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Cloudy, with a low around 74. Chance of precipitation is 70%.
Wednesday
Showers likely. Cloudy, with a high near 79. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 ft)
1:22 am AST Jan 29, 2026
3am AST Jan 29, 2026-6pm AST Feb 4, 2026
 
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Additional Resources

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