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National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 2:06 pm AST Jun 24, 2026

This
Afternoon
This Afternoon: Scattered showers, mainly before 3pm. Widespread haze after 3pm. Mostly sunny, with a high near 87. East wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Scattered
Showers
Hi 87 °F
Tonight

Tonight: Scattered showers, mainly after 9pm. Widespread haze before 9pm. Partly cloudy, with a low around 79. East wind 9 to 11 mph. Chance of precipitation is 50%.
Scattered
Showers
Lo 79 °F
Thursday

Thursday: Scattered showers, mainly after 3pm. Widespread haze before 3pm. Mostly sunny, with a high near 89. East wind 13 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Scattered
Showers
Hi 89 °F
Thursday
Night
Thursday Night: Isolated showers after 9pm. Widespread haze. Mostly clear, with a low around 80. East wind around 10 mph. Chance of precipitation is 10%.
Isolated
Showers
Lo 80 °F
Friday

Friday: Isolated showers before noon. Widespread haze. Sunny, with a high near 88. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 10%.
Isolated
Showers then
Haze
Hi 88 °F
Friday
Night
Friday Night: Isolated showers after midnight. Widespread haze. Mostly clear, with a low around 79. East northeast wind 7 to 9 mph. Chance of precipitation is 20%.
Haze then
Isolated
Showers
Lo 79 °F
Saturday

Saturday: Scattered showers, mainly before noon. Mostly sunny, with a high near 87. East wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Scattered
Showers then
Mostly Sunny
Hi 87 °F
Saturday
Night
Saturday Night: Mostly clear, with a low around 78. East southeast wind 7 to 9 mph.
Mostly Clear

Lo 78 °F
Sunday

Sunday: Mostly sunny, with a high near 88. East wind 10 to 16 mph, with gusts as high as 21 mph.
Mostly Sunny

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