Blistering Heat from South to West; Soggy Conditions in the East

Intense heat continues to bake much of the southern states. A weakening monsoonal pattern and shifting high pressure will allow temperatures to warm into the 90s to 100 in the Pacific Northwest, with widespread temperatures above 110 degrees in the Southwest. Ample moisture and a stalled frontal system will bring additional heavy rain across the east, which may result in localized flash flooding. 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

81°F

27°C

Humidity 79%
Wind Speed E 13 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 22 Jul 7:56 pm AST
Extended Forecast for

San Juan PR

  • Tonight

    Tonight: Isolated showers.  Partly cloudy, with a low around 78. East southeast wind 7 to 10 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 78 °F

  • Monday

    Monday: Scattered showers, mainly after noon.  Mostly sunny, with a high near 89. East southeast wind 13 to 17 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 89 °F

  • Monday
    Night

    Monday Night: Isolated showers.  Partly cloudy, with a low around 78. East wind 9 to 11 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 78 °F

  • Tuesday

    Tuesday: Isolated showers.  Mostly sunny, with a high near 90. East wind 14 to 18 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: Isolated showers.  Partly cloudy, with a low around 78. Southeast wind 8 to 13 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 78 °F

  • Wednesday

    Wednesday: Isolated showers.  Mostly sunny, with a high near 89. East wind 11 to 18 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    High: 89 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 78. East southeast wind 9 to 13 mph.

    Partly Cloudy

    Low: 78 °F

  • Thursday

    Thursday: Scattered showers, mainly after noon.  Mostly sunny, with a high near 90. East wind 11 to 13 mph.  Chance of precipitation is 40%.

    Mostly Sunny
    then
    Scattered
    Showers

    High: 90 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 78. East wind 7 to 9 mph.

    Partly Cloudy

    Low: 78 °F

Detailed Forecast

Tonight
Isolated showers. Partly cloudy, with a low around 78. East southeast wind 7 to 10 mph. Chance of precipitation is 20%.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 89. East southeast wind 13 to 17 mph. Chance of precipitation is 30%.
Monday Night
Isolated showers. Partly cloudy, with a low around 78. East wind 9 to 11 mph. Chance of precipitation is 20%.
Tuesday
Isolated showers. Mostly sunny, with a high near 90. East wind 14 to 18 mph. Chance of precipitation is 20%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 78. Southeast wind 8 to 13 mph. Chance of precipitation is 20%.
Wednesday
Isolated showers. Mostly sunny, with a high near 89. East wind 11 to 18 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 78. East southeast wind 9 to 13 mph.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 11 to 13 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 78. East wind 7 to 9 mph.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 78.
Saturday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
San Juan PR
 18.41°N 66.08°W (Elev. 16 ft)
7:46 pm AST Jul 22, 2018
8pm AST Jul 22, 2018-6pm AST Jul 29, 2018
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database