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: 2:16 pm AST Feb 27, 2021

Rip Current Statement
Hazardous Weather Outlook
This
Afternoon
This Afternoon: Isolated showers.  Mostly sunny, with a high near 85. East northeast wind around 21 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.
Isolated
Showers

Hi 85 °F
Tonight

Tonight: Showers likely, mainly after 3am.  Mostly cloudy, with a low around 72. East wind 17 to 20 mph.  Chance of precipitation is 60%.
Showers
Likely

Lo 72 °F
Sunday

Sunday: Scattered showers.  Partly sunny, with a high near 83. East northeast wind 20 to 22 mph, with gusts as high as 28 mph.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Scattered
Showers

Hi 83 °F
Sunday
Night
Sunday Night: Scattered showers.  Mostly cloudy, with a low around 72. East northeast wind around 17 mph, with gusts as high as 22 mph.  Chance of precipitation is 50%.
Scattered
Showers

Lo 72 °F
Monday

Monday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 84. East northeast wind around 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 50%.
Scattered
Showers then
Isolated
Showers
Hi 84 °F
Monday
Night
Monday Night: Isolated showers.  Partly cloudy, with a low around 71. East northeast wind around 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.
Isolated
Showers

Lo 71 °F
Tuesday

Tuesday: Mostly sunny, with a high near 85. East wind around 15 mph, with gusts as high as 20 mph.
Mostly Sunny

Hi 85 °F
Tuesday
Night
Tuesday Night: Scattered showers.  Partly cloudy, with a low around 71. East wind around 9 mph.  Chance of precipitation is 30%.
Scattered
Showers

Lo 71 °F
Wednesday

Wednesday: Scattered showers, mainly before noon.  Partly sunny, with a high near 86. East wind 11 to 14 mph.  Chance of precipitation is 50%.
Scattered
Showers then
Mostly Sunny
Hi 86 °F

National Weather Service Forecast Details

 

GRLevel3 Radar

  [10/10
GRLevel3 radar from NWS station TJUA

Day 1 rainfall

Day 2 rainfall

Day 3 rainfall

000
AWCA82 TJSJ 270847
RWSPR
PRZ001>013-272100-

Weather Summary for Puerto Rico
National Weather Service San Juan PR
447 AM AST Sat Feb 27 2021

Cloudy skies prevailed overnight across Puerto Rico. Showers left
between half to an inch of rain over sections of northeastern and
north central Puerto Rico. Winds were from the east at 10 to 15
mph with higher gusts. Minimum temperatures ranged from the mid
60s to mid 70s.

For today, breezy to windy conditions and quick passing showers
are expected to prevail, mainly along parts of the northern and
eastern coastal areas. Elsewhere, sunny to partly cloudy skies are
expected with possible isolated showers during the afternoon
hours. Similar conditions are expected on Sunday. However, showers
will increase once again tonight into Sunday morning across the
northeastern sections of Puerto Rico.

Hazardous marine conditions with seas between 6 to 10 feet and
east to northeast winds up to 25 knots are expected across much
of the local waters through weekend. Therefore, Small Craft
Advisories are in effect through at least late Sunday night. For
the beachgoers, there is a high risk of rip currents from the
northwest to northeast and southeast coasts of Puerto Rico, all
Culebra and Vieques beaches through at least late Sunday Night.

$$

This product is issued around 5 AM and 5 PM each day and weather
conditions may change between issuances. Please verify the status
of any Watches...Warnings or Advisories mentioned in this product.

NWS SJU Office Area Forecast Discussion

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Wind Shear Tendency

Sea Surface Temperatures

Sea Surface Temperatures Anomalies