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Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

A Few Clouds

79°F

26°C

Humidity 94%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Aug 4:56 am AST
Extended Forecast for

Toa Baja PR

  • Overnight

    Overnight: Isolated showers.  Partly cloudy, with a low around 77. East southeast wind around 6 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 77 °F

  • Sunday

    Sunday: Scattered showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 92. Heat index values as high as 107. East wind 9 to 13 mph.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Scattered
    Showers then
    Showers
    Likely

    High: 92 °F

  • Sunday
    Night

    Sunday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 77. East wind around 9 mph.  Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 77 °F

  • Monday

    Monday: Isolated showers.  Mostly sunny, with a high near 90. Heat index values as high as 102. East northeast wind 10 to 14 mph.  Chance of precipitation is 20%.

    Isolated
    Showers

    High: 90 °F

  • Monday
    Night

    Monday Night: Scattered showers.  Partly cloudy, with a low around 77. East wind 8 to 10 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 77 °F

  • Tuesday

    Tuesday: Scattered showers.  Mostly sunny, with a high near 89. East wind 9 to 14 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 89 °F

  • Tuesday
    Night

    Tuesday Night: Scattered showers.  Partly cloudy, with a low around 77. East wind 7 to 10 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 77 °F

  • Wednesday

    Wednesday: Scattered showers.  Partly sunny, with a high near 90. East wind 9 to 13 mph.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 90 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 77. East southeast wind 7 to 9 mph.

    Partly Cloudy

    Low: 77 °F

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 77. East southeast wind around 6 mph. Chance of precipitation is 20%.
Sunday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 92. Heat index values as high as 107. East wind 9 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East wind around 9 mph. Chance of precipitation is 40%.
Monday
Isolated showers. Mostly sunny, with a high near 90. Heat index values as high as 102. East northeast wind 10 to 14 mph. Chance of precipitation is 20%.
Monday Night
Scattered showers. Partly cloudy, with a low around 77. East wind 8 to 10 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers. Mostly sunny, with a high near 89. East wind 9 to 14 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 77. East wind 7 to 10 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 90. East wind 9 to 13 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 77. East southeast wind 7 to 9 mph.
Thursday
Scattered showers, mainly after noon. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Sunny, with a high near 92.
Friday Night
Scattered showers. Partly cloudy, with a low around 77. Chance of precipitation is 30%.
Saturday
Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Toa Baja PR
 18.45°N 66.26°W (Elev. 13 ft)
5:03 am AST Aug 20, 2017
5am AST Aug 20, 2017-6pm AST Aug 26, 2017
 
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