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Local Weather Conditions

Weather Graph

 

National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 3:53 pm AST Apr 20, 2026

Tonight

Tonight: Scattered showers, mainly after midnight. Partly cloudy, with a low around 73. East southeast wind around 9 mph. Chance of precipitation is 40%.
Scattered
Showers
Lo 73 °F
Tuesday

Tuesday: Isolated showers. Mostly sunny, with a high near 87. East northeast wind 8 to 14 mph. Chance of precipitation is 20%.
Isolated
Showers
Hi 87 °F
Tuesday
Night
Tuesday Night: Scattered showers, mainly after 9pm. Partly cloudy, with a low around 73. East wind 5 to 8 mph. Chance of precipitation is 30%.
Scattered
Showers
Lo 73 °F
Wednesday

Wednesday: Scattered showers. Partly sunny, with a high near 86. Northeast wind 6 to 11 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 86 °F
Wednesday
Night
Wednesday Night: Isolated showers. Partly cloudy, with a low around 72. Northeast wind 3 to 6 mph. Chance of precipitation is 10%.
Isolated
Showers
Lo 72 °F
Thursday

Thursday: Scattered showers. Mostly sunny, with a high near 86. East northeast wind 5 to 11 mph. Chance of precipitation is 30%.
Scattered
Showers
Hi 86 °F
Thursday
Night
Thursday Night: Scattered showers. Partly cloudy, with a low around 72. East southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Scattered
Showers
Lo 72 °F
Friday

Friday: Showers likely, mainly after noon. Partly sunny, with a high near 86. Light east southeast wind becoming east northeast 6 to 11 mph in the morning. Chance of precipitation is 60%.
Mostly Sunny
then Showers
Likely
Hi 86 °F
Friday
Night
Friday Night: Partly cloudy, with a low around 72. Southeast wind 5 to 7 mph.
Partly Cloudy

Lo 72 °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