Severe Thunderstorm and Heavy Rain Threat Along the East Coast

Severe thunderstorms capable of widespread damaging winds and a few tornadoes will shift across the Mid-Atlantic and Southeast states today and tonight. Heavy rainfall and a risk of flash flooding is also present as tropical moisture streams north along the East Coast. The highest threat exists from the Carolinas into New England. 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

85°F

29°C

Humidity 59%
Wind Speed E 17 G 23 mph
Barometer 30.09 in (1018.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 19 Apr 10:56 am AST
Extended Forecast for

Guaynabo PR

  • Today

    Today: Sunny, with a high near 88. East wind 15 to 18 mph.

    Sunny

    High: 88 °F

  • Tonight

    Tonight: Isolated showers.  Mostly clear, with a low around 73. East wind 10 to 14 mph.  Chance of precipitation is 10%.

    Isolated
    Showers

    Low: 73 °F

  • Saturday

    Saturday: Isolated showers.  Mostly sunny, with a high near 88. East wind 11 to 18 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    High: 88 °F

  • Saturday
    Night

    Saturday Night: Scattered showers, mainly before 1am.  Partly cloudy, with a low around 73. East wind 9 to 14 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 73 °F

  • Sunday

    Sunday: Scattered showers, mainly between 7am and 1pm.  Mostly sunny, with a high near 87. East wind 11 to 17 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 87 °F

  • Sunday
    Night

    Sunday Night: Scattered showers, mainly after 1am.  Partly cloudy, with a low around 71. East wind 8 to 13 mph.  Chance of precipitation is 50%.

    Isolated
    Showers then
    Scattered
    Showers

    Low: 71 °F

  • Monday

    Monday: Scattered showers.  Mostly sunny, with a high near 85. East northeast wind 11 to 16 mph.  Chance of precipitation is 50%.

    Scattered
    Showers

    High: 85 °F

  • Monday
    Night

    Monday Night: Scattered showers.  Mostly cloudy, with a low around 71. East wind 6 to 10 mph becoming south southeast after midnight.  Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 71 °F

  • Tuesday

    Tuesday: Scattered showers, mainly before 1pm.  Mostly sunny, with a high near 87. East southeast wind 6 to 8 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 87 °F

Detailed Forecast

Today
Sunny, with a high near 88. East wind 15 to 18 mph.
Tonight
Isolated showers. Mostly clear, with a low around 73. East wind 10 to 14 mph. Chance of precipitation is 10%.
Saturday
Isolated showers. Mostly sunny, with a high near 88. East wind 11 to 18 mph. Chance of precipitation is 20%.
Saturday Night
Scattered showers, mainly before 1am. Partly cloudy, with a low around 73. East wind 9 to 14 mph. Chance of precipitation is 30%.
Sunday
Scattered showers, mainly between 7am and 1pm. Mostly sunny, with a high near 87. East wind 11 to 17 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers, mainly after 1am. Partly cloudy, with a low around 71. East wind 8 to 13 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Mostly sunny, with a high near 85. East northeast wind 11 to 16 mph. Chance of precipitation is 50%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 71. East wind 6 to 10 mph becoming south southeast after midnight. Chance of precipitation is 40%.
Tuesday
Scattered showers, mainly before 1pm. Mostly sunny, with a high near 87. East southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Guaynabo PR
 18.39°N 66.11°W (Elev. 151 ft)
10:19 am AST Apr 19, 2019
11am AST Apr 19, 2019-6pm AST Apr 25, 2019
 
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Additional Resources

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