The Heat is Expanding; Heavy Rainfall Across the Upper Midwest and Gulf Coast; Snow for the Northern Rockies

A dynamic pattern across the country with accumulating heavy wet snow expected across the northern Rockies late this weekend. Meanwhile, deep tropical moisture is expected to move ashore across the Gulf Coast States with the threat of heavy rainfall. This threat extends into the upper Midwest where flash flooding will be possible. In addition, a heat wave is building from the Plains into Northeast Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

82°F

28°C

Humidity 79%
Wind Speed Vrbl 3 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Jun 6:56 am AST
Extended Forecast for

2 Miles NNE Catano PR

Excessive Heat Watch June 17, 10:00am until June 17, 06:00pm
Heat Advisory June 16, 10:00am until June 16, 06:00pm
Click here for hazard details and duration
Excessive Heat Watch
Heat Advisory
  • Today

    Today: Scattered showers, mainly after noon.  Mostly sunny, with a high near 85. Light and variable wind becoming east northeast 5 to 7 mph in the morning.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 85 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers.  Partly cloudy, with a low around 79. South wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 79 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 86. East northeast wind around 5 mph becoming calm  in the afternoon.  Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Isolated showers.  Partly cloudy, with a low around 78. Calm wind becoming south southeast around 5 mph after midnight.  Chance of precipitation is 10%.

    Low: 78 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers.  Mostly sunny, with a high near 83. Southeast wind 5 to 11 mph becoming east northeast in the afternoon.  Chance of precipitation is 20%.

    High: 83 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers.  Mostly clear, with a low around 79. Southeast wind 6 to 10 mph.  Chance of precipitation is 10%.

    Low: 79 °F

    Isolated
    Showers

  • Juneteenth

    Juneteenth: Scattered showers, mainly after noon.  Mostly sunny, with a high near 83. East wind 6 to 11 mph.  Chance of precipitation is 40%.

    High: 83 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 83. East southeast wind around 10 mph.

    Low: 83 °F

    Partly Cloudy

  • Thursday

    Thursday: Scattered showers.  Mostly sunny, with a high near 83. East wind 13 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 50%.

    High: 83 °F

    Scattered
    Showers

Detailed Forecast

Today
Scattered showers, mainly after noon. Mostly sunny, with a high near 85. Light and variable wind becoming east northeast 5 to 7 mph in the morning. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Isolated showers. Partly cloudy, with a low around 79. South wind 3 to 5 mph. Chance of precipitation is 20%.
Monday
Scattered showers, mainly before noon. Mostly sunny, with a high near 86. East northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%.
Monday Night
Isolated showers. Partly cloudy, with a low around 78. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 10%.
Tuesday
Isolated showers. Mostly sunny, with a high near 83. Southeast wind 5 to 11 mph becoming east northeast in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Isolated showers. Mostly clear, with a low around 79. Southeast wind 6 to 10 mph. Chance of precipitation is 10%.
Juneteenth
Scattered showers, mainly after noon. Mostly sunny, with a high near 83. East wind 6 to 11 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 83. East southeast wind around 10 mph.
Thursday
Scattered showers. Mostly sunny, with a high near 83. East wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 80.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 79.
Saturday
Mostly sunny, with a high near 86.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 ft)
5:48 am AST Jun 16, 2024
7am AST Jun 16, 2024-6pm AST Jun 22, 2024
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database