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National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 10:01 am AST Jul 10, 2026

This
Afternoon
This Afternoon: Isolated showers. Widespread haze. Mostly sunny, with a high near 90. Breezy, with a north northeast wind 24 to 26 mph, with gusts as high as 31 mph. Chance of precipitation is 10%.
Isolated
Showers and
Breezy
Hi 90 °F
Tonight

Tonight: Isolated showers after midnight. Widespread haze. Mostly clear, with a low around 79. East wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.
Haze then
Isolated
Showers
Lo 79 °F
Saturday

Saturday: Isolated showers before 3pm. Widespread haze. Mostly sunny, with a high near 88. East northeast wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Isolated
Showers
Hi 88 °F
Saturday
Night
Saturday Night: Isolated showers after midnight. Widespread haze before midnight, then widespread haze after 3am. Mostly clear, with a low around 79. East wind 10 to 14 mph. Chance of precipitation is 10%.
Haze then
Isolated
Showers
Lo 79 °F
Sunday

Sunday: Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 88. East northeast wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Haze then
Isolated
Showers
Hi 88 °F
Sunday
Night
Sunday Night: Scattered showers, mainly after midnight. Widespread haze before midnight. Partly cloudy, with a low around 78. East wind 9 to 11 mph. Chance of precipitation is 30%.
Scattered
Showers
Lo 78 °F
Monday

Monday: Scattered showers. Partly sunny, with a high near 88. East wind 13 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Scattered
Showers
Hi 88 °F
Monday
Night
Monday Night: Partly cloudy, with a low around 78. East wind 9 to 11 mph.
Partly Cloudy

Lo 78 °F
Tuesday

Tuesday: Mostly sunny, with a high near 89. East wind 15 to 18 mph, with gusts as high as 25 mph.
Mostly Sunny

Hi 89 °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