| NWS Forecast for: Southwest Issued by: National Weather Service San Juan, PR Last Update: 243 PM AST Tue Mar 17 2026 | |
Tonight: Clear this evening, then partly cloudy with isolated showers after midnight. Lows around 79. East winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent. Wednesday: Sunny in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 90. East winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent. Wednesday Night: Partly cloudy in the evening, then becoming clear. Lows around 79. East winds 10 to 15 mph with gusts up to 30 mph. Thursday: Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 89. East winds 5 to 10 mph, increasing to southeast 15 to 20 mph in the afternoon. Chance of rain 30 percent. Thursday Night: Partly cloudy with isolated showers. Lows around 79. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Friday: Partly cloudy with isolated showers. Highs around 89. Chance of rain 20 percent. Friday Night: Variably cloudy with scattered showers. Lows around 79. Chance of rain 40 percent. Saturday: Partly cloudy with isolated showers. Highs around 87. Chance of rain 20 percent. Saturday Night: Variably cloudy with scattered showers. Lows around 79. Chance of rain 50 percent. Sunday: Partly cloudy with isolated showers in the morning, then mostly cloudy with numerous showers with isolated thunderstorms in the afternoon. Highs around 89. Chance of rain 70 percent. Sunday Night: Mostly cloudy with numerous showers with isolated thunderstorms. Lows around 79. Chance of rain 70 percent. Monday: Partly cloudy with isolated showers in the morning, then mostly cloudy with scattered showers with isolated thunderstorms in the afternoon. Highs around 89. Chance of rain 50 percent. Monday Night: Mostly cloudy with scattered showers. Lows around 79. Chance of rain 50 percent. Tuesday: Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 89. Chance of rain 50 percent. | |
| Zone Forecast: Southwest | |
Visit your local NWS office at: https://www.weather.gov/sju |