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Severe weather threat continues and flash flooding returns to portions of the Plains Thursday

The severe weather threat will continue over portions of the Plains on Thursday. Large hail and damaging winds are the primary threats. Moderate to heavy rain will also be possible, mainly across the southern Plains, returning the flash flood threat to an area with already saturated soils.
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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.

A Few Clouds

25°C

77°F

Humidity 85%
Wind Speed Calm
Barometer 29.94 in (1013.8 mb)
Dewpoint 22°C (72°F)
Visibility 16 km
Heat Index26°C (78°F)
Last update 28 May 4:56 am AST
Extended Forecast for

San Juan PR

  • Today

    Isolated Showers Chance for Measurable Precipitation 20%

    Isolated
    Showers

    High: 32 °C

  • Tonight

    Isolated Showers Chance for Measurable Precipitation 20%

    Isolated
    Showers

    Low: 25 °C

  • Friday

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    High: 32 °C

  • Friday
    Night

    Scattered Showers Chance for Measurable Precipitation 50%

    Scattered
    Showers

    Low: 24 °C

  • Saturday

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    High: 31 °C

  • Saturday
    Night

    Scattered Showers Chance for Measurable Precipitation 40%

    Scattered
    Showers

    Low: 24 °C

  • Sunday

    Scattered Showers Chance for Measurable Precipitation 40%

    Scattered
    Showers

    High: 31 °C

  • Sunday
    Night

    Scattered Showers Chance for Measurable Precipitation 30%

    Scattered
    Showers

    Low: 24 °C

  • Monday

    Scattered Showers Chance for Measurable Precipitation 30%

    Scattered
    Showers

    High: 31 °C

Detailed Forecast

Today
Isolated showers. Mostly sunny, with a high near 32. South southeast wind 8 to 13 km/h becoming east 19 to 24 km/h in the morning. Winds could gust as high as 34 km/h. Chance of precipitation is 20%.
Tonight
Isolated showers. Partly cloudy, with a low around 25. Southeast wind 9 to 14 km/h becoming light south southeast after midnight. Chance of precipitation is 20%.
Friday
Isolated showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 32. Heat index values as high as 38. East wind 8 to 13 km/h becoming south 16 to 21 km/h in the afternoon. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Friday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 24. East wind 5 to 10 km/h becoming calm after midnight. Chance of precipitation is 50%. New rainfall amounts between 2.5 and 5 mm possible.
Saturday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 31. East southeast wind 18 to 21 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.
Saturday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 24. East southeast wind 11 to 14 km/h. Chance of precipitation is 40%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 31. East southeast wind 16 to 18 km/h. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 24. East wind 14 to 18 km/h. Chance of precipitation is 30%.
Monday
Scattered showers. Partly sunny, with a high near 31. East southeast wind 16 to 18 km/h. Chance of precipitation is 30%.
Monday Night
Isolated showers. Partly cloudy, with a low around 26. Chance of precipitation is 10%.
Tuesday
Isolated showers. Mostly sunny, with a high near 32. Chance of precipitation is 20%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 25. Chance of precipitation is 20%.
Wednesday
Isolated showers. Mostly sunny, with a high near 32. Chance of precipitation is 20%.
  Click Map For Forecast
Point Forecast:
San Juan PR
 18.41°N 66.07°W (Elev. 17 m)
3:17 am AST May 28, 2015
6am AST May 28, 2015-6pm AST Jun 3, 2015
 
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