Severe thunderstorms and heavy rain for portions of the southern U.S.

A storm system will produce scattered severe thunderstorms and locally heavy rain stretching from the Southern Plains to the Gulf Coast and lower Miss. Valley on Friday. Large hail, locally damaging winds and flash flooding will be the main threats. This activity will continue into Saturday.
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Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Mostly Cloudy

28°C

83°F

Humidity 77%
Wind Speed E 7 km/h
Barometer 1014.0 mb (29.95 in)
Dewpoint 24°C (75°F)
Visibility 14 km
Heat Index32°C (90°F)
Last update 29 Apr 8:56 am AST
Extended Forecast for

San Juan PR

  • Today

    Today: Isolated showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 32. Heat index values as high as 37. East southeast wind 16 to 23 km/h.  Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

    Isolated
    Showers then
    Showers
    Likely

    High: 32 °C

  • Tonight

    Tonight: Scattered showers.  Mostly cloudy, with a low around 24. East southeast wind 18 to 23 km/h decreasing to 10 to 15 km/h after midnight.  Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm possible.

    Scattered
    Showers

    Low: 24 °C

  • Saturday

    Saturday: Isolated showers, then scattered showers and thunderstorms after noon.  Partly sunny, with a high near 31. East southeast wind 11 to 16 km/h.  Chance of precipitation is 50%. New rainfall amounts between 2.5 and 5 mm possible.

    Isolated
    Showers then
    Scattered
    Showers

    High: 31 °C

  • Saturday
    Night

    Saturday Night: Isolated showers.  Mostly cloudy, with a low around 23. Southeast wind around 14 km/h.  Chance of precipitation is 20%.

    Isolated
    Showers

    Low: 23 °C

  • Sunday

    Sunday: Scattered showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 31. East southeast wind 14 to 21 km/h.  Chance of precipitation is 40%. New rainfall amounts between 2.5 and 5 mm possible.

    Scattered
    Showers

    High: 31 °C

  • Sunday
    Night

    Sunday Night: Scattered showers.  Mostly cloudy, with a low around 23. East southeast wind 10 to 13 km/h.  Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm possible.

    Scattered
    Showers

    Low: 23 °C

  • Monday

    Monday: Scattered showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 31. East wind 16 to 24 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 31 °C

  • Monday
    Night

    Monday Night: Scattered showers.  Mostly cloudy, with a low around 24. East southeast wind around 13 km/h.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 24 °C

  • Tuesday

    Tuesday: Scattered showers.  Partly sunny, with a high near 31. East wind 16 to 21 km/h.  Chance of precipitation is 40%.

    Scattered
    Showers

    High: 31 °C

Detailed Forecast

Today
Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 32. Heat index values as high as 37. East southeast wind 16 to 23 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Tonight
Scattered showers. Mostly cloudy, with a low around 24. East southeast wind 18 to 23 km/h decreasing to 10 to 15 km/h after midnight. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm possible.
Saturday
Isolated showers, then scattered showers and thunderstorms after noon. Partly sunny, with a high near 31. East southeast wind 11 to 16 km/h. Chance of precipitation is 50%. New rainfall amounts between 2.5 and 5 mm possible.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 23. Southeast wind around 14 km/h. Chance of precipitation is 20%.
Sunday
Scattered showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 31. East southeast wind 14 to 21 km/h. Chance of precipitation is 40%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 23. East southeast wind 10 to 13 km/h. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm possible.
Monday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 31. East wind 16 to 24 km/h. Chance of precipitation is 30%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 24. East southeast wind around 13 km/h. Chance of precipitation is 30%.
Tuesday
Scattered showers. Partly sunny, with a high near 31. East wind 16 to 21 km/h. Chance of precipitation is 40%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Wednesday
Scattered showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 24. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 17 m)
7:08 am AST Apr 29, 2016
9am AST Apr 29, 2016-6pm AST May 5, 2016
 
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