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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

73°F

23°C

Humidity 83%
Wind Speed SE 5 mph
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 27 Feb 5:56 am AST
Extended Forecast for

3 Miles NE Comerio PR

  • Today

    Today: Scattered showers before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 76. Light east wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 76 °F

    Scattered
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Isolated showers before 9pm, then isolated showers after 3am. Mostly clear, with a low around 67. East southeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers after noon. Sunny, with a high near 77. East southeast wind 8 to 15 mph. Chance of precipitation is 10%.

    High: 77 °F

    Sunny then
    Isolated
    Showers

  • Saturday Night

    Saturday Night: Scattered showers after midnight. Increasing clouds, with a low around 68. East southeast wind 3 to 7 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Mostly Clear
    then
    Scattered
    Showers

  • Sunday

    Sunday: Sunny, with a high near 78. East wind 8 to 13 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 67. East wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Isolated
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 77. East wind 6 to 13 mph. Chance of precipitation is 50%.

    High: 77 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 67. East wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Mostly sunny, with a high near 77. East wind 7 to 14 mph. Chance of precipitation is 40%.

    High: 77 °F

    Scattered
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Scattered showers before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 76. Light east wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Isolated showers before 9pm, then isolated showers after 3am. Mostly clear, with a low around 67. East southeast wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
Isolated showers after noon. Sunny, with a high near 77. East southeast wind 8 to 15 mph. Chance of precipitation is 10%.
Saturday Night
Scattered showers after midnight. Increasing clouds, with a low around 68. East southeast wind 3 to 7 mph. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 78. East wind 8 to 13 mph.
Sunday Night
Isolated showers. Partly cloudy, with a low around 67. East wind 3 to 6 mph. Chance of precipitation is 20%.
Monday
Scattered showers. Partly sunny, with a high near 77. East wind 6 to 13 mph. Chance of precipitation is 50%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 67. East wind 3 to 5 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 77. East wind 7 to 14 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Scattered showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Comerio PR
 18.24°N 66.2°W (Elev. 1650 ft)
Last Update:
5:36 am AST Feb 27, 2026
Forecast Valid:
6am AST Feb 27, 2026-6pm AST Mar 5, 2026
 
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