| NWS Forecast for: Eastern Interior Issued by: National Weather Service San Juan, PR Last Update: 243 AM AST Sun May 17 2026 |  |
| Today: Variably cloudy with scattered showers. Isolated thunderstorms this afternoon. Highs around 90. East winds 10 to 15 mph. Chance of rain 40 percent. Tonight: Variably cloudy with isolated showers in the evening, then partly cloudy with scattered showers after midnight. Lows around 75. East winds 5 to 10 mph. Chance of rain 50 percent. Monday: Mostly cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 90. East winds 10 to 15 mph. Chance of rain 50 percent. Monday Night: Variably cloudy with scattered showers. Lows around 74. East winds 5 to 10 mph. Chance of rain 30 percent. Tuesday: Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 90. East winds 10 to 15 mph. Chance of rain 40 percent. Tuesday Night: Mostly cloudy in the evening, then becoming variably cloudy. Scattered showers. Lows around 74. Chance of rain 50 percent. Wednesday: Variably cloudy with scattered showers. Highs around 89. Chance of rain 50 percent. Wednesday Night: Mostly cloudy with scattered showers. Lows around 74. Chance of rain 50 percent. Thursday: Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 90. Chance of rain 40 percent. Thursday Night: Variably cloudy with scattered showers. Lows around 74. Chance of rain 50 percent. Friday: Variably cloudy in the morning, then becoming mostly cloudy. Scattered showers. Isolated thunderstorms in the afternoon. Highs around 90. Chance of rain 50 percent. Friday Night: Variably cloudy with scattered showers. Lows around 74. Chance of rain 40 percent. Saturday: Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 90. Chance of rain 50 percent. | |
| Zone Forecast: Eastern Interior | |
Visit your local NWS office at: https://www.weather.gov/sju |