Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Ponce, Mercedita Airport (TJPS)

Lat: 18.02°NLon: 66.57°WElev: 26ft.

A Few Clouds

88°F

31°C

Humidity 75%
Wind Speed SE 14 mph
Barometer 30.04 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 3 Aug 10:55 am AST
Extended Forecast for

Coamo PR

  • Today

    Today: Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm.  Partly sunny, with a high near 87. Southeast wind around 11 mph.  Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers, mainly between midnight and 3am.  Widespread haze after 3am. Partly cloudy, with a low around 75. East northeast wind around 7 mph.  Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    Showers

  • Monday

    Monday: Isolated showers.  Widespread haze. Mostly sunny, with a high near 88. East southeast wind 8 to 15 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers between midnight and 3am.  Widespread haze before midnight. Mostly clear, with a low around 74. East northeast wind around 6 mph.  Chance of precipitation is 10%.

    Low: 74 °F

    Haze then
    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers.  Mostly sunny, with a high near 89. East wind 6 to 14 mph.  Chance of precipitation is 20%.

    High: 89 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers.  Partly cloudy, with a low around 74. Northeast wind 3 to 6 mph.  Chance of precipitation is 10%.

    Low: 74 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers, mainly after noon.  Mostly sunny, with a high near 88. East southeast wind 5 to 13 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. East wind 3 to 6 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. East southeast wind 6 to 10 mph.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Partly sunny, with a high near 87. Southeast wind around 11 mph. Chance of precipitation is 60%.
Tonight
Scattered showers, mainly between midnight and 3am. Widespread haze after 3am. Partly cloudy, with a low around 75. East northeast wind around 7 mph. Chance of precipitation is 30%.
Monday
Isolated showers. Widespread haze. Mostly sunny, with a high near 88. East southeast wind 8 to 15 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers between midnight and 3am. Widespread haze before midnight. Mostly clear, with a low around 74. East northeast wind around 6 mph. Chance of precipitation is 10%.
Tuesday
Isolated showers. Mostly sunny, with a high near 89. East wind 6 to 14 mph. Chance of precipitation is 20%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 74. Northeast wind 3 to 6 mph. Chance of precipitation is 10%.
Wednesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 88. East southeast wind 5 to 13 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 73. East wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 88. East southeast wind 6 to 10 mph.
Thursday Night
Clear, with a low around 73.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 73.
Saturday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Coamo PR
 18.1°N 66.36°W (Elev. 568 ft)
8:33 am AST Aug 3, 2025
11am AST Aug 3, 2025-6pm AST Aug 9, 2025
 
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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