Notice of NWS' New Version of Forecast
A new version of Forecast will launch March 7, 2017.
Click here to visit the new site for details.

Coastal storm will bring wind, rain, and wintry precipitation to the East Coast and New England this week

A strengthening storm system will move from the Southeast U.S. to off the Mid-Atlantic Coast by Monday evening. This storm will bring soaking rains and strong winds to much of the Eastern Seaboard through Tuesday. Interior sections of the Northeast could receive significant snow. Also, the prolonged period of strong onshore winds will result in coastal flooding for the Mid-Atlantic & New England. Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

30°C

86°F

Humidity 49%
Wind Speed S 13 km/h
Barometer 1012.3 mb (29.90 in)
Dewpoint 18°C (65°F)
Visibility 16 km
Heat Index31°C (88°F)
Last update 23 Jan 1:56 pm AST
Extended Forecast for

San Juan PR

  • This
    Afternoon

    This Afternoon: Isolated showers.  Mostly sunny, with a high near 31. Southeast wind 13 to 16 km/h.  Chance of precipitation is 20%.

    Isolated
    Showers

    High: 31 °C

  • Tonight

    Tonight: Isolated showers before 9pm.  Mostly clear, with a low around 22. South southeast wind 16 to 21 km/h decreasing to 10 to 15 km/h after midnight.  Chance of precipitation is 20%.

    Isolated
    Showers then
    Mostly Clear

    Low: 22 °C

  • Tuesday

    Tuesday: Scattered showers after 3pm.  Sunny, with a high near 33. South wind 11 to 14 km/h.  Chance of precipitation is 30%.

    Sunny then
    Scattered
    Showers

    High: 33 °C

  • Tuesday
    Night

    Tuesday Night: Scattered showers.  Partly cloudy, with a low around 23. South southwest wind 11 to 13 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 23 °C

  • Wednesday

    Wednesday: Scattered showers.  Mostly sunny, with a high near 29. West southwest wind 11 to 18 km/h becoming north in the afternoon.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 29 °C

  • Wednesday
    Night

    Wednesday Night: Scattered showers, mainly before 9pm.  Partly cloudy, with a low around 22. North northeast wind 14 to 16 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 22 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 28. Northeast wind 16 to 18 km/h.

    Mostly Sunny

    High: 28 °C

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 22. East wind 13 to 16 km/h.

    Mostly Clear

    Low: 22 °C

  • Friday

    Friday: Sunny, with a high near 28. East northeast wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon.

    Sunny

    High: 28 °C

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 31. Southeast wind 13 to 16 km/h. Chance of precipitation is 20%.
Tonight
Isolated showers before 9pm. Mostly clear, with a low around 22. South southeast wind 16 to 21 km/h decreasing to 10 to 15 km/h after midnight. Chance of precipitation is 20%.
Tuesday
Scattered showers after 3pm. Sunny, with a high near 33. South wind 11 to 14 km/h. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 23. South southwest wind 11 to 13 km/h. Chance of precipitation is 30%.
Wednesday
Scattered showers. Mostly sunny, with a high near 29. West southwest wind 11 to 18 km/h becoming north in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 22. North northeast wind 14 to 16 km/h. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 28. Northeast wind 16 to 18 km/h.
Thursday Night
Mostly clear, with a low around 22. East wind 13 to 16 km/h.
Friday
Sunny, with a high near 28. East northeast wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon.
Friday Night
Scattered showers, mainly after 9pm. Partly cloudy, with a low around 22. Chance of precipitation is 30%.
Saturday
Scattered showers. Mostly sunny, with a high near 29. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Partly cloudy, with a low around 23. Chance of precipitation is 30%.
Sunday
Scattered showers. Mostly sunny, with a high near 29. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 17 m)
3:20 am AST Jan 23, 2017
2pm AST Jan 23, 2017-6pm AST Jan 29, 2017
 
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