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Weather Graph

 

National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 12:44 pm AST Mar 28, 2026

This
Afternoon
This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a high near 83. East northeast wind around 10 mph. Chance of precipitation is 50%.
Scattered
Showers
Hi 83 °F
Tonight

Tonight: Scattered showers. Mostly cloudy, with a low around 74. Northeast wind around 7 mph. Chance of precipitation is 50%.
Scattered
Showers
Lo 74 °F
Sunday

Sunday: Scattered showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 83. Northeast wind 8 to 13 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 83 °F
Sunday
Night
Sunday Night: Scattered showers, mainly after 3am. Partly cloudy, with a low around 74. East northeast wind around 11 mph. Chance of precipitation is 30%.
Scattered
Showers
Lo 74 °F
Monday

Monday: Scattered showers. Partly sunny, with a high near 84. East northeast wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 84 °F
Monday
Night
Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 73. East northeast wind 10 to 13 mph. Chance of precipitation is 60%.
Showers
Likely
Lo 73 °F
Tuesday

Tuesday: Scattered showers. Mostly cloudy, with a high near 82. East northeast wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Scattered
Showers
Hi 82 °F
Tuesday
Night
Tuesday Night: Showers likely. Mostly cloudy, with a low around 73. East northeast wind 11 to 13 mph. Chance of precipitation is 60%.
Showers
Likely
Lo 73 °F
Wednesday

Wednesday: Showers likely, mainly before noon. Mostly cloudy, with a high near 83. East northeast wind 13 to 16 mph. Chance of precipitation is 60%.
Showers
Likely
Hi 83 °F

National Weather Service Forecast Details

 

Caribbean Sea Satellite

NWS San Juan Doppler Radar

GRLevel3 Radar

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GRLevel3 radar from NWS station TJUA

Day 1 rainfall

Day 2 rainfall

Day 3 rainfall

National Weather Service in San Juan

Area Forecast Discussion (AFD)

Weather Summary unavailable, please try later.

NWS SJU Office Area Forecast Discussion

Tropical Atlantic Satellite

Tropical Weather Outlook

Saharan Air Layer

Wind Shear Tendency

Sea Surface Temperatures

Sea Surface Temperatures Anomalies

200hPa Velocity Potential Forecast