Threat For Heavy Rainfall And Flash Flooding Continues From The Mid South To The Mid Atlantic; Critical Fire Weather Over The Western U.S.

A slow moving low pressure system will bring a continued threat for heavy rainfall and flooding from portions of the Mid South to the Ohio Valley and Mid Atlantic through midweek. Some areas could see locally significant flooding. Out west,very dry humidity combined with gusty winds will lead to a continued threat for critical fire weather and dry thunderstorms. Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

26°C

78°F

Humidity 87%
Wind Speed E 9 km/h
Barometer 1016.1 mb (30.01 in)
Dewpoint 23°C (74°F)
Visibility 16 km
Heat Index27°C (80°F)
Last update 25 Sep 12:56 am AST
Extended Forecast for

San Juan PR

  • Overnight

    Overnight: Scattered showers and thunderstorms.  Partly cloudy, with a low around 25. East wind 16 to 18 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 25 °C

  • Tuesday

    Tuesday: Scattered showers and thunderstorms.  Mostly sunny, with a high near 31. East wind 24 to 29 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 31 °C

  • Tuesday
    Night

    Tuesday Night: Scattered showers and thunderstorms.  Partly cloudy, with a low around 24. East southeast wind 13 to 21 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 24 °C

  • Wednesday

    Wednesday: Scattered showers and thunderstorms.  Mostly sunny, with a high near 31. East wind 21 to 26 km/h.  Chance of precipitation is 50%.

    Scattered
    Showers

    High: 31 °C

  • Wednesday
    Night

    Wednesday Night: Scattered showers and thunderstorms.  Partly cloudy, with a low around 24. East wind 16 to 21 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 24 °C

  • Thursday

    Thursday: Scattered showers and thunderstorms.  Mostly sunny, with a high near 32. East northeast wind 23 to 27 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 32 °C

  • Thursday
    Night

    Thursday Night: Scattered showers.  Partly cloudy, with a low around 25. East northeast wind 21 to 24 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 25 °C

  • Friday

    Friday: Mostly sunny, with a high near 31. East northeast wind around 24 km/h.

    Mostly Sunny

    High: 31 °C

  • Friday
    Night

    Friday Night: Scattered showers.  Partly cloudy, with a low around 24. East wind 14 to 18 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 24 °C

Detailed Forecast

Overnight
Scattered showers and thunderstorms. Partly cloudy, with a low around 25. East wind 16 to 18 km/h. Chance of precipitation is 30%.
Tuesday
Scattered showers and thunderstorms. Mostly sunny, with a high near 31. East wind 24 to 29 km/h. Chance of precipitation is 40%.
Tuesday Night
Scattered showers and thunderstorms. Partly cloudy, with a low around 24. East southeast wind 13 to 21 km/h. Chance of precipitation is 40%.
Wednesday
Scattered showers and thunderstorms. Mostly sunny, with a high near 31. East wind 21 to 26 km/h. Chance of precipitation is 50%.
Wednesday Night
Scattered showers and thunderstorms. Partly cloudy, with a low around 24. East wind 16 to 21 km/h. Chance of precipitation is 40%.
Thursday
Scattered showers and thunderstorms. Mostly sunny, with a high near 32. East northeast wind 23 to 27 km/h. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 25. East northeast wind 21 to 24 km/h. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 31. East northeast wind around 24 km/h.
Friday Night
Scattered showers. Partly cloudy, with a low around 24. East wind 14 to 18 km/h. Chance of precipitation is 30%.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 31. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Scattered showers. Mostly sunny, with a high near 32. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 25. Chance of precipitation is 30%.
Monday
Scattered showers. Mostly sunny, with a high near 32. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
San Juan PR
 18.41°N 66.08°W (Elev. 5 m)
9:20 pm AST Sep 24, 2018
1am AST Sep 25, 2018-6pm AST Oct 1, 2018
 
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