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 >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

88°F

31°C

Humidity 59%
Wind Speed S 9 mph
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 1 Feb 12:56 pm AST
Extended Forecast for

3 Miles NE Comerio PR

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a high near 79. South wind 9 to 11 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 3am, then scattered showers and thunderstorms after 3am.  Mostly cloudy, with a low around 69. Light south southwest wind.  Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 69 °F

    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm.  High near 75. Light and variable wind becoming north 5 to 7 mph in the morning.  Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    High: 75 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 67. North wind 9 to 11 mph.  Chance of precipitation is 80%.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 75. North wind 11 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 66. Northeast wind around 8 mph.  Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely.  Cloudy, with a high near 75. East northeast wind 6 to 8 mph.  Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Scattered showers.  Mostly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 50%.

    Low: 67 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers likely, mainly after noon.  Mostly cloudy, with a high near 77. Southeast wind 3 to 8 mph.  Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 79. South wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 3am, then scattered showers and thunderstorms after 3am. Mostly cloudy, with a low around 69. Light south southwest wind. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and possibly a thunderstorm. High near 75. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm. Low around 67. North wind 9 to 11 mph. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. North wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Northeast wind around 8 mph. Chance of precipitation is 60%.
Wednesday
Showers likely. Cloudy, with a high near 75. East northeast wind 6 to 8 mph. Chance of precipitation is 70%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 50%.
Thursday
Showers likely, mainly after noon. Mostly cloudy, with a high near 77. Southeast wind 3 to 8 mph. Chance of precipitation is 60%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
Scattered showers. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 66.
Saturday
Scattered showers. Mostly sunny, with a high near 75. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Comerio PR
 18.24°N 66.2°W (Elev. 1650 ft)
7:46 am AST Feb 1, 2026
1pm AST Feb 1, 2026-6pm AST Feb 7, 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