Air Quality Concerns; Fire Weather in the West; Flash Flooding in the Southeast

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Severe thunderstorms continue across the Northern Plains 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

88°F

31°C

Humidity 66%
Wind Speed NE 16 mph
Barometer 30.10 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 5 Aug 1:56 pm AST
Extended Forecast for

Candelaria Arenas PR

  • This Afternoon

    This Afternoon: Isolated showers.  Mostly sunny, with a high near 88. Heat index values as high as 103. East northeast wind around 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between 9pm and midnight.  Partly cloudy, with a low around 77. East southeast wind 5 to 9 mph.  Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, mainly before 9am.  Mostly sunny, with a high near 90. Heat index values as high as 108. East wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Isolated showers after midnight.  Mostly clear, with a low around 76. East southeast wind 5 to 11 mph.  Chance of precipitation is 10%.

    Low: 76 °F

    Mostly Clear
    then Isolated
    Showers

  • Thursday

    Thursday: Isolated showers after noon.  Sunny, with a high near 90. East northeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 10%.

    High: 90 °F

    Sunny then
    Isolated
    Showers

  • Thursday Night

    Thursday Night: Clear, with a low around 77. East wind 7 to 10 mph.

    Low: 77 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. East northeast wind 8 to 16 mph, with gusts as high as 21 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 76. East southeast wind 6 to 9 mph.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 89. East northeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 88. Heat index values as high as 103. East northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Scattered showers, mainly between 9pm and midnight. Partly cloudy, with a low around 77. East southeast wind 5 to 9 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers, mainly before 9am. Mostly sunny, with a high near 90. Heat index values as high as 108. East wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Wednesday Night
Isolated showers after midnight. Mostly clear, with a low around 76. East southeast wind 5 to 11 mph. Chance of precipitation is 10%.
Thursday
Isolated showers after noon. Sunny, with a high near 90. East northeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 10%.
Thursday Night
Clear, with a low around 77. East wind 7 to 10 mph.
Friday
Sunny, with a high near 89. East northeast wind 8 to 16 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 76. East southeast wind 6 to 9 mph.
Saturday
Sunny, with a high near 89. East northeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Scattered showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Monday
Showers likely. Mostly cloudy, with a high near 89. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Candelaria Arenas PR
 18.44°N 66.22°W (Elev. 13 ft)
3:17 am AST Aug 5, 2025
2pm AST Aug 5, 2025-6pm AST Aug 11, 2025
 
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Additional Resources

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