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

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

A Moderate Risk (Level 3 of 4) Excessive Rainfall Outlook and Flood Watches have been issued for portions of east Texas into Louisiana Thursday where flash, urban, and riverine flooding is possible. A Slight Risk (Level 2 of 5) for scattered severe thunderstorms has been issued from west Texas to the lower Mississippi Valley Thursday afternoon into Thursday night. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Fair

80°F

27°C

Humidity 85%
Wind Speed Calm
Barometer 29.95 in (1014.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 17 May 3:56 am AST
Extended Forecast for

Ceiba PR

  • Overnight

    Overnight: Isolated showers. Partly cloudy, with a low around 79. East wind around 9 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Isolated
    Showers

  • Friday

    Friday: Scattered showers, mainly before noon. Mostly sunny, with a high near 92. Heat index values as high as 106. East southeast wind 9 to 11 mph. Chance of precipitation is 30%.

    High: 92 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers, mainly between midnight and 3am. Partly cloudy, with a low around 81. East wind around 9 mph. Chance of precipitation is 30%.

    Low: 81 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers. Sunny, with a high near 92. Heat index values as high as 107. East wind around 10 mph. Chance of precipitation is 20%.

    High: 92 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 80. East wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers. Mostly sunny, with a high near 91. East southeast wind 8 to 10 mph. Chance of precipitation is 40%.

    High: 91 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 80. East wind 7 to 9 mph.

    Low: 80 °F

    Partly Cloudy

  • Monday

    Monday: Scattered showers. Mostly sunny, with a high near 92. East southeast wind around 9 mph. Chance of precipitation is 40%.

    High: 92 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Partly cloudy, with a low around 79. East wind around 10 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 79. East wind around 9 mph. Chance of precipitation is 20%.
Friday
Scattered showers, mainly before noon. Mostly sunny, with a high near 92. Heat index values as high as 106. East southeast wind 9 to 11 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers, mainly between midnight and 3am. Partly cloudy, with a low around 81. East wind around 9 mph. Chance of precipitation is 30%.
Saturday
Isolated showers. Sunny, with a high near 92. Heat index values as high as 107. East wind around 10 mph. Chance of precipitation is 20%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 80. East wind 7 to 9 mph. Chance of precipitation is 20%.
Sunday
Scattered showers. Mostly sunny, with a high near 91. East southeast wind 8 to 10 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 80. East wind 7 to 9 mph.
Monday
Scattered showers. Mostly sunny, with a high near 92. East southeast wind around 9 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers. Partly cloudy, with a low around 79. East wind around 10 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Showers likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 89. Chance of precipitation is 60%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Ceiba PR
 18.27°N 65.65°W (Elev. 49 ft)
Last Update:
7:12 pm AST May 16, 2024
Forecast Valid:
4am AST May 17, 2024-6pm AST May 23, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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