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

Severe Storms and Flash Flood Threat in the Lower Mississippi River Valley

Scattered severe thunderstorms are expected from parts of central/east Texas into the lower Mississippi Valley and Mid-South. Large hail, damaging wind gusts, and a couple of tornadoes all appear possible. Heavy rain from storms will also result in a threat of flash flooding. Critical fire weather conditions will exist in Northern California and New Mexico. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy

88°F

31°C

Humidity 62%
Wind Speed NE 20 mph
Barometer 30.08 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 9 May 12:56 pm AST
Extended Forecast for

2 Miles NNE Catano PR

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms. Partly sunny, with a high near 83. East wind around 20 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Scattered
    Showers

    High: 83 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then scattered showers after midnight. Mostly cloudy, with a low around 78. East wind 11 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Showers
    Likely

    Low: 78 °F

  • Monday

    Monday: Scattered showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then scattered showers and thunderstorms after noon. Mostly cloudy, with a high near 82. East wind 18 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Showers
    Likely

    High: 82 °F

  • Monday
    Night

    Monday Night: Scattered showers and thunderstorms. Partly cloudy, with a low around 77. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Scattered
    Showers

    Low: 77 °F

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 83. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Isolated
    Showers

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 78 °F

  • Wednesday

    Wednesday: Scattered showers, mainly before noon. Mostly sunny, with a high near 83. East northeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Scattered
    Showers then
    Mostly Sunny

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 78. East wind 11 to 13 mph.

    Partly Cloudy

    Low: 78 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 83. East wind around 15 mph, with gusts as high as 21 mph.

    Mostly Sunny

    High: 83 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a high near 83. East wind around 20 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Scattered showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then scattered showers after midnight. Mostly cloudy, with a low around 78. East wind 11 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Scattered showers and thunderstorms before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then scattered showers and thunderstorms after noon. Mostly cloudy, with a high near 82. East wind 18 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Scattered showers and thunderstorms. Partly cloudy, with a low around 77. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday
Isolated showers. Mostly sunny, with a high near 83. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 83. East northeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 78. East wind 11 to 13 mph.
Thursday
Mostly sunny, with a high near 83. East wind around 15 mph, with gusts as high as 21 mph.
Thursday Night
Scattered showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 79.
Saturday
Scattered showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles NNE Catano PR
 18.47°N 66.1°W (Elev. 0 ft)
Last Update:
6:35 am AST May 9, 2021
Forecast Valid:
1pm AST May 9, 2021-6pm AST May 15, 2021
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation