Since 2001 providing the latest information on tropical cyclone activity in the Atlantic Basin and the weather conditions in Puerto Rico.

Local Weather Conditions

 

National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 6:11 pm AST Jun 10, 2025

Hazardous Weather Outlook
Overnight

Overnight: Showers likely and possibly a thunderstorm before 3am, then scattered showers. Mostly cloudy, with a low around 77. East wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers
Likely
Lo 77 °F
Wednesday

Wednesday: Scattered showers. Partly sunny, with a high near 90. East wind 13 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Scattered
Showers
Hi 90 °F
Wednesday
Night
Wednesday Night: Scattered showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 77. East wind around 11 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Scattered
Showers
Lo 77 °F
Thursday

Thursday: Scattered showers. Partly sunny, with a high near 90. East wind 13 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 90 °F
Thursday
Night
Thursday Night: Scattered showers. Mostly cloudy, with a low around 76. East wind around 10 mph. Chance of precipitation is 40%.
Scattered
Showers
Lo 76 °F
Friday

Friday: Scattered showers, mainly after noon. Widespread haze before noon. Mostly sunny, with a high near 90. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Scattered
Showers
Hi 90 °F
Friday
Night
Friday Night: Partly cloudy, with a low around 77. East wind 9 to 11 mph.
Partly Cloudy
Lo 77 °F
Saturday

Saturday: Scattered showers. Partly sunny, with a high near 90. East wind 13 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 90 °F
Saturday
Night
Saturday Night: Partly cloudy, with a low around 76. East wind 9 to 11 mph.
Partly Cloudy
Lo 76 °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

Weather Summary 

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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