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

Dangerous Heat and Humidity Continues Over the Midwest/ East; Severe Thunderstorms Upper Midwest Into Great Lakes

Oppressive heat and humidity will continue through today from the Midwest to the East Coast. The Midwest will get a slight reprieve on Sunday as a cold front moves through the area, while excessive heat continues in the East. Severe thunderstorms capable of damaging wind gusts are forecast into tonight across portions of Iowa, Illinois and Wisconsin into Lower Michigan. 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

87°F

31°C

Humidity 70%
Wind Speed E 12 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 20 Jul 2:56 pm AST
Extended Forecast for

Carolina PR

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a high near 91. East wind 11 to 13 mph becoming south. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 91 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind around 9 mph. Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 77 °F

  • Sunday

    Sunday: Scattered showers. Mostly sunny, with a high near 89. East wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Scattered
    Showers

    High: 89 °F

  • Sunday
    Night

    Sunday Night: Scattered showers. Partly cloudy, with a low around 77. East wind around 11 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 77 °F

  • Monday

    Monday: Scattered showers, mainly after 1pm. Mostly sunny, with a high near 90. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 90 °F

  • Monday
    Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 77. East wind 10 to 13 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 77 °F

  • Tuesday

    Tuesday: Scattered showers. Mostly sunny, with a high near 91. East southeast wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    High: 91 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 78. East wind 11 to 15 mph, with gusts as high as 20 mph.

    Partly Cloudy

    Low: 78 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. East wind 11 to 15 mph.

    Mostly Sunny

    High: 91 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a high near 91. East wind 11 to 13 mph becoming south. Chance of precipitation is 40%.
Tonight
Scattered showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind around 9 mph. Chance of precipitation is 30%.
Sunday
Scattered showers. Mostly sunny, with a high near 89. East wind 9 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers. Partly cloudy, with a low around 77. East wind around 11 mph. Chance of precipitation is 40%.
Monday
Scattered showers, mainly after 1pm. Mostly sunny, with a high near 90. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 77. East wind 10 to 13 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers. Mostly sunny, with a high near 91. East southeast wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 78. East wind 11 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 91. East wind 11 to 15 mph.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Thursday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Friday Night
Scattered showers. Partly cloudy, with a low around 79. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 91.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Carolina PR
 18.41°N 65.98°W (Elev. 13 ft)
Last Update:
3:26 pm AST Jul 20, 2019
Forecast Valid:
4pm AST Jul 20, 2019-6pm AST Jul 27, 2019
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation