Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

81°F

27°C

Humidity 89%
Wind Speed E 6 mph
Barometer 30.05 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Jul 1:56 am AST
Extended Forecast for

3 Miles NW Bayamon PR

  • Overnight

    Overnight: Isolated showers.  Partly cloudy, with a low around 76. East wind around 6 mph.  Chance of precipitation is 20%.

    Low: 76 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 84. East wind 7 to 13 mph.  Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    High: 84 °F

    Scattered
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Isolated showers before midnight, then isolated showers after 3am.  Mostly clear, with a low around 75. East southeast wind around 6 mph.  Chance of precipitation is 20%.

    Low: 75 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers.  Widespread haze. Mostly sunny, with a high near 86. East wind 8 to 13 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Widespread haze. Clear, with a low around 75. East wind 5 to 7 mph.

    Low: 75 °F

    Haze

  • Friday

    Friday: Widespread haze. Sunny, with a high near 84. East northeast wind 7 to 13 mph.

    High: 84 °F

    Haze

  • Friday Night

    Friday Night: Clear, with a low around 74. East wind 3 to 7 mph.

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 86. East wind 6 to 13 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. East southeast wind around 6 mph.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 76. East wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 84. East wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Isolated showers before midnight, then isolated showers after 3am. Mostly clear, with a low around 75. East southeast wind around 6 mph. Chance of precipitation is 20%.
Thursday
Isolated showers. Widespread haze. Mostly sunny, with a high near 86. East wind 8 to 13 mph. Chance of precipitation is 20%.
Thursday Night
Widespread haze. Clear, with a low around 75. East wind 5 to 7 mph.
Friday
Widespread haze. Sunny, with a high near 84. East northeast wind 7 to 13 mph.
Friday Night
Clear, with a low around 74. East wind 3 to 7 mph.
Saturday
Sunny, with a high near 86. East wind 6 to 13 mph.
Saturday Night
Mostly clear, with a low around 74. East southeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 75.
Monday
Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Bayamon PR
 18.31°N 66.19°W (Elev. 804 ft)
1:59 am AST Jul 16, 2025
2am AST Jul 16, 2025-6pm AST Jul 22, 2025
 
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Additional Resources

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