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National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 5:12 am AST Apr 23, 2026

Rip Current Statement
Today

Today: Isolated showers after noon. Mostly sunny, with a high near 86. Light and variable wind becoming east northeast 6 to 11 mph in the morning. Chance of precipitation is 20%.
Sunny then
Isolated
Showers
Hi 86 °F
Tonight

Tonight: Isolated showers before 9pm, then isolated showers after midnight. Partly cloudy, with a low around 74. East wind 5 to 7 mph becoming south southeast after midnight. Chance of precipitation is 10%.
Isolated
Showers

Lo 74 °F
Friday

Friday: Scattered showers after noon. Mostly sunny, with a high near 86. Light southeast wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 30%.
Sunny then
Scattered
Showers
Hi 86 °F
Friday
Night
Friday Night: Scattered showers. Mostly cloudy, with a low around 75. Southeast wind 5 to 7 mph. Chance of precipitation is 50%.
Scattered
Showers

Lo 75 °F
Saturday

Saturday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 87. South southeast wind 5 to 11 mph. Chance of precipitation is 70%.
Isolated
Showers then
Showers
Likely
Hi 87 °F
Saturday
Night
Saturday Night: Isolated showers. Partly cloudy, with a low around 76. South southeast wind around 5 mph. Chance of precipitation is 10%.
Isolated
Showers

Lo 76 °F
Sunday

Sunday: Showers likely after noon. Mostly sunny, with a high near 89. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Sunny then
Showers
Likely
Hi 89 °F
Sunday
Night
Sunday Night: Partly cloudy, with a low around 74. South southeast wind 3 to 6 mph.
Partly Cloudy

Lo 74 °F
Monday

Monday: Showers likely, mainly after noon. Partly sunny, with a high near 88. Light southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 60%.
Mostly Sunny
then Showers
Likely
Hi 88 °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)

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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