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

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. 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

82°F

28°C

Humidity 79%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 May 6:56 am AST
Extended Forecast for

Catano PR

  • Today

    Today: Isolated showers after 9am. Sunny, with a high near 91. Heat index values as high as 105. East wind 6 to 15 mph. Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before 9pm. Mostly clear, with a low around 79. East southeast wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Isolated
    Showers then
    Clear

  • Saturday

    Saturday: Scattered showers, mainly after noon. Mostly sunny, with a high near 92. Heat index values as high as 108. East northeast wind 6 to 15 mph. Chance of precipitation is 30%.

    High: 92 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers after midnight. Mostly clear, with a low around 79. East wind 6 to 8 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Clear then
    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 91. East wind 8 to 14 mph. Chance of precipitation is 60%.

    High: 91 °F

    Scattered
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Isolated showers. Mostly clear, with a low around 79. East southeast wind around 7 mph. Chance of precipitation is 10%.

    Low: 79 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers, mainly before noon. Mostly sunny, with a high near 91. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 91 °F

    Scattered
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. East southeast wind 7 to 9 mph.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. East wind 8 to 14 mph.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Isolated showers after 9am. Sunny, with a high near 91. Heat index values as high as 105. East wind 6 to 15 mph. Chance of precipitation is 20%.
Tonight
Isolated showers before 9pm. Mostly clear, with a low around 79. East southeast wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday
Scattered showers, mainly after noon. Mostly sunny, with a high near 92. Heat index values as high as 108. East northeast wind 6 to 15 mph. Chance of precipitation is 30%.
Saturday Night
Isolated showers after midnight. Mostly clear, with a low around 79. East wind 6 to 8 mph. Chance of precipitation is 10%.
Sunday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 91. East wind 8 to 14 mph. Chance of precipitation is 60%.
Sunday Night
Isolated showers. Mostly clear, with a low around 79. East southeast wind around 7 mph. Chance of precipitation is 10%.
Monday
Scattered showers, mainly before noon. Mostly sunny, with a high near 91. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 79. East southeast wind 7 to 9 mph.
Tuesday
Sunny, with a high near 90. East wind 8 to 14 mph.
Tuesday Night
Mostly clear, with a low around 79.
Wednesday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 78. Chance of precipitation is 60%.
Thursday
Showers likely. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Click Map For Forecast
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Catano PR
 18.44°N 66.13°W (Elev. 3 ft)
Last Update:
5:42 am AST May 17, 2024
Forecast Valid:
7am AST May 17, 2024-6pm AST May 23, 2024
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation