Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

72°F

22°C

Humidity 94%
Wind Speed W 3 mph
Barometer 30.02 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 12 Feb 3:56 am AST
Extended Forecast for

San Juan PR

  • Overnight

    Overnight: Scattered showers.  Mostly cloudy, with a low around 71. East southeast wind around 7 mph.  Chance of precipitation is 50%.

    Low: 71 °F

    Scattered
    Showers

  • Thursday

    Thursday: Showers likely, mainly after noon.  Mostly cloudy, with a high near 85. Southeast wind 6 to 13 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 85 °F

    Scattered
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 70. Southeast wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Friday

    Friday: Scattered showers.  Mostly cloudy, with a high near 85. Light southeast wind becoming east 5 to 10 mph in the morning.  Chance of precipitation is 50%.

    High: 85 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers before midnight.  Mostly clear, with a low around 70. Southeast wind 3 to 7 mph.  Chance of precipitation is 10%.

    Low: 70 °F

    Isolated
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Isolated showers.  Mostly sunny, with a high near 84. Light east southeast wind becoming east northeast 6 to 11 mph in the morning.  Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Clear, with a low around 71. East northeast wind around 8 mph.

    Low: 71 °F

    Clear

  • Sunday

    Sunday: Showers likely, mainly before noon.  Mostly cloudy, with a high near 83. East northeast wind 9 to 14 mph.  Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. East wind around 10 mph.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 71. East southeast wind around 7 mph. Chance of precipitation is 50%.
Thursday
Showers likely, mainly after noon. Mostly cloudy, with a high near 85. Southeast wind 6 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 70. Southeast wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Scattered showers. Mostly cloudy, with a high near 85. Light southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 50%.
Friday Night
Isolated showers before midnight. Mostly clear, with a low around 70. Southeast wind 3 to 7 mph. Chance of precipitation is 10%.
Saturday
Isolated showers. Mostly sunny, with a high near 84. Light east southeast wind becoming east northeast 6 to 11 mph in the morning. Chance of precipitation is 20%.
Saturday Night
Clear, with a low around 71. East northeast wind around 8 mph.
Sunday
Showers likely, mainly before noon. Mostly cloudy, with a high near 83. East northeast wind 9 to 14 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 71. East wind around 10 mph.
Washington's Birthday
Showers likely, mainly before noon. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Monday Night
Scattered showers. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Tuesday
Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 56 ft)
9:26 pm AST Feb 11, 2026
4am AST Feb 12, 2026-6pm AST Feb 18, 2026
 
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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