National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Storms in the North High Plains; Heavy Rain in the Gulf States

Severe thunderstorms with locally heavy rain that could cause flash flooding will be possible across the Upper Midwest. Storms with damaging wind may impact the Northeast. Regardless of tropical development, a low in the north-central Gulf may produce heavy rain and flash flooding. Elevated fire weather threats continue in the Central Great Basin and northern Alaska panhandle. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

86°F

30°C

Humidity 70%
Wind Speed NE 17 G 22 mph
Barometer 29.98 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 5 Jul 4:56 pm AST
Extended Forecast for

San Juan PR

  • This
    Afternoon

    This Afternoon: Scattered showers. Partly sunny, with a high near 89. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 89 °F

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 79. East southeast wind 8 to 13 mph. Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 79 °F

  • Monday

    Monday: Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East northeast wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Isolated
    Showers then
    Scattered
    Showers

    High: 90 °F

  • Monday
    Night

    Monday Night: Scattered showers, mainly after 9pm. Partly cloudy, with a low around 78. East wind 11 to 14 mph. Chance of precipitation is 50%.

    Scattered
    Showers

    Low: 78 °F

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 90. East wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind 11 to 14 mph. Chance of precipitation is 50%.

    Scattered
    Showers

    Low: 78 °F

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 92. East southeast wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 92 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 79. East southeast wind 10 to 14 mph.

    Partly Cloudy

    Low: 79 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 90. East wind 15 to 17 mph, with gusts as high as 22 mph.

    Mostly Sunny

    High: 90 °F

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 89. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Tonight
Isolated showers. Partly cloudy, with a low around 79. East southeast wind 8 to 13 mph. Chance of precipitation is 20%.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East northeast wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers, mainly after 9pm. Partly cloudy, with a low around 78. East wind 11 to 14 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers. Mostly sunny, with a high near 90. East wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind 11 to 14 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers. Partly sunny, with a high near 92. East southeast wind 15 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 79. East southeast wind 10 to 14 mph.
Thursday
Mostly sunny, with a high near 90. East wind 15 to 17 mph, with gusts as high as 22 mph.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Scattered showers. Partly sunny, with a high near 91.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 56 ft)
Last Update:
3:29 pm AST Jul 5, 2020
Forecast Valid:
5pm AST Jul 5, 2020-6pm AST Jul 12, 2020
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation