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

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

32°C

89°F

Humidity 72%
Wind Speed NE 31 G 41 km/h
Barometer 1015.0 mb (29.98 in)
Dewpoint 26°C (79°F)
Visibility 16 km
Heat Index40°C (104°F)
Last update 18 May 2:56 pm AST
Extended Forecast for

2 Miles NNE Catano PR

Heat Advisory until May 18, 05:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until May 18, 05:00pm

    NOW until 5:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 29 °C

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Mostly clear, with a low around 27. East southeast wind 10 to 13 km/h. Chance of precipitation is 30%.

    Low: 27 °C

    Mostly Clear
    then
    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 30. East wind 10 to 15 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 cm possible.

    High: 30 °C

    Scattered
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Isolated showers. Mostly clear, with a low around 27. East southeast wind 11 to 13 km/h. Chance of precipitation is 10%.

    Low: 27 °C

    Isolated
    Showers

  • Monday

    Monday: Scattered showers, mainly before noon. Mostly sunny, with a high near 31. East wind 11 to 16 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 40%.

    High: 31 °C

    Scattered
    Showers then
    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Mostly clear, with a low around 27. East southeast wind 11 to 16 km/h. Chance of precipitation is 10%.

    Low: 27 °C

    Isolated
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. East wind 13 to 18 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h.

    High: 30 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. East southeast wind 11 to 13 km/h.

    Low: 28 °C

    Partly Cloudy

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 29. East wind around 26 km/h, with gusts as high as 35 km/h. Chance of precipitation is 20%.
Tonight
Scattered showers, mainly after 3am. Mostly clear, with a low around 27. East southeast wind 10 to 13 km/h. Chance of precipitation is 30%.
Sunday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 30. East wind 10 to 15 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 cm possible.
Sunday Night
Isolated showers. Mostly clear, with a low around 27. East southeast wind 11 to 13 km/h. Chance of precipitation is 10%.
Monday
Scattered showers, mainly before noon. Mostly sunny, with a high near 31. East wind 11 to 16 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 40%.
Monday Night
Isolated showers. Mostly clear, with a low around 27. East southeast wind 11 to 16 km/h. Chance of precipitation is 10%.
Tuesday
Mostly sunny, with a high near 30. East wind 13 to 18 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h.
Tuesday Night
Partly cloudy, with a low around 28. East southeast wind 11 to 13 km/h.
Wednesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 29. East southeast wind around 14 km/h. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Friday
Showers likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 m)
Last Update:
4:08 am AST May 18, 2024
Forecast Valid:
3pm AST May 18, 2024-6pm AST May 24, 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