Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Cold Front Slowly Moves East On Sunday

A slow moving cold front is cutting through the Central U.S today. Behind the cold front, unseasonably cold weather and high elevation snow is occurring. Ahead of the front, temperatures are more typical of mid-summer running 15 to 20 degrees above normal with some daily records expected. The front separating these extremes will be the focal point for locally heavy rain. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

89°F

32°C

Humidity 68%
Wind Speed E 8 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 24 Sep 9:56 am AST
Extended Forecast for

Toa Baja PR

  • Today

    Today: Scattered showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 91. Heat index values as high as 105. East wind around 14 mph.  Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Scattered
    Showers

    High: 91 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms.  Partly cloudy, with a low around 78. East southeast wind 9 to 11 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 78 °F

  • Monday

    Monday: Scattered showers and thunderstorms before noon, then isolated showers.  Partly sunny, with a high near 92. Heat index values as high as 103. East southeast wind 9 to 13 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 92 °F

  • Monday
    Night

    Monday Night: Isolated showers.  Mostly cloudy, with a low around 78. Southeast wind around 8 mph.  Chance of precipitation is 10%.

    Isolated
    Showers

    Low: 78 °F

  • Tuesday

    Tuesday: Isolated showers, then scattered showers and thunderstorms after 2pm.  Partly sunny, with a high near 91. East southeast wind 10 to 13 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 91 °F

  • Tuesday
    Night

    Tuesday Night: Scattered showers and thunderstorms before 7pm, then isolated showers.  Partly cloudy, with a low around 77. East southeast wind around 10 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 77 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. East southeast wind 8 to 10 mph.

    Mostly Sunny

    High: 91 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 75. East wind around 7 mph.

    Partly Cloudy

    Low: 75 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 91. East southeast wind around 8 mph.

    Mostly Sunny

    High: 91 °F

Detailed Forecast

Today
Scattered showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 91. Heat index values as high as 105. East wind around 14 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Scattered showers and thunderstorms. Partly cloudy, with a low around 78. East southeast wind 9 to 11 mph. Chance of precipitation is 30%.
Monday
Scattered showers and thunderstorms before noon, then isolated showers. Partly sunny, with a high near 92. Heat index values as high as 103. East southeast wind 9 to 13 mph. Chance of precipitation is 30%.
Monday Night
Isolated showers. Mostly cloudy, with a low around 78. Southeast wind around 8 mph. Chance of precipitation is 10%.
Tuesday
Isolated showers, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 91. East southeast wind 10 to 13 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers and thunderstorms before 7pm, then isolated showers. Partly cloudy, with a low around 77. East southeast wind around 10 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 91. East southeast wind 8 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 75. East wind around 7 mph.
Thursday
Mostly sunny, with a high near 91. East southeast wind around 8 mph.
Thursday Night
Low around 75.
Friday
High near 91.
Friday Night
Saturday
Click Map For Forecast
Point Forecast:
Toa Baja PR
 18.45°N 66.26°W (Elev. 13 ft)
3:01 am AST Sep 24, 2017
10am AST Sep 24, 2017-6pm AST Sep 30, 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