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

Heavy Rainfall Across the Lower Mississippi Valley and Gulf Coast; Storm System Impacting the Northwest

Periods of heavy rainfall are expected across the Lower Mississippi Valley and Gulf Coast Friday. A Slight Risk (level 2 of 4) of Excessive Rainfall has been issued for portions of the Texas and Louisiana coast. A strong Pacific storm will impact the Pacific Northwest and Great Basin Friday through the weekend, bringing high elevation snow, lower elevation rain, and strong winds. 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

77°F

25°C

Humidity 88%
Wind Speed Vrbl 7 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 May 1:56 am AST
Extended Forecast for

Cidra PR

Flood Watch May 4, 02:24am until May 5, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 4, 02:24am until May 5, 06:00pm

    NOW until 6:00pm Sun

    Flood Watch

  • Overnight

    Low: 72 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 81. Light east northeast wind. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    High: 81 °F

    Scattered
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Scattered showers, mainly after 3am. Partly cloudy, with a low around 76. Calm wind. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 83. East wind 3 to 7 mph. Chance of precipitation is 70%.

    High: 83 °F

    Scattered
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 75. Light northeast wind. Chance of precipitation is 10%.

    Low: 75 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers, mainly after noon. Mostly sunny, with a high near 82. East northeast wind 3 to 7 mph. Chance of precipitation is 50%.

    High: 82 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 75. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 75 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 81. Light east northeast wind. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers, mainly before 3am. Partly cloudy, with a low around 72. East wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 81. Light east northeast wind. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night
Scattered showers, mainly after 3am. Partly cloudy, with a low around 76. Calm wind. Chance of precipitation is 30%.
Sunday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 83. East wind 3 to 7 mph. Chance of precipitation is 70%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 75. Light northeast wind. Chance of precipitation is 10%.
Monday
Scattered showers, mainly after noon. Mostly sunny, with a high near 82. East northeast wind 3 to 7 mph. Chance of precipitation is 50%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 75. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
Showers likely. Mostly cloudy, with a high near 81. Light east northeast wind. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 73. Light east northeast wind.
Wednesday
Showers likely, mainly after noon. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Thursday
Scattered showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Thursday Night
Clear, with a low around 76.
Friday
Mostly sunny, with a high near 81.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Cidra PR
 18.17°N 66.16°W (Elev. 1417 ft)
Last Update:
7:40 pm AST May 3, 2024
Forecast Valid:
2am AST May 4, 2024-6pm AST May 10, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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