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: 8:45 pm AST Feb 24, 2021

Rip Current Statement
Hazardous Weather Outlook
Tonight

Tonight: Isolated showers.  Mostly clear, with a low around 71. East southeast wind around 14 mph.  Chance of precipitation is 10%.
Isolated
Showers

Lo 71 °F
Thursday

Thursday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 86. East wind 11 to 20 mph.  Chance of precipitation is 40%.
Scattered
Showers

Hi 86 °F
Thursday
Night
Thursday Night: Isolated showers after 9pm.  Mostly clear, with a low around 72. East wind around 15 mph.  Chance of precipitation is 20%.
Isolated
Showers

Lo 72 °F
Friday

Friday: Isolated showers.  Sunny, with a high near 86. East wind 16 to 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.
Isolated
Showers

Hi 86 °F
Friday
Night
Friday Night: Showers likely, mainly after midnight.  Mostly cloudy, with a low around 73. East wind 15 to 17 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%.
Scattered
Showers then
Showers
Likely
Lo 73 °F
Saturday

Saturday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 85. East wind 18 to 22 mph.  Chance of precipitation is 30%.
Scattered
Showers

Hi 85 °F
Saturday
Night
Saturday Night: Scattered showers.  Mostly cloudy, with a low around 72. East wind around 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%.
Scattered
Showers

Lo 72 °F
Sunday

Sunday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 84. East wind 18 to 20 mph.  Chance of precipitation is 30%.
Scattered
Showers then
Mostly Sunny
Hi 84 °F
Sunday
Night
Sunday Night: Partly cloudy, with a low around 72. East northeast wind around 15 mph, with gusts as high as 20 mph.
Partly Cloudy

Lo 72 °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 242039
RWSPR
PRZ001>013-250845-

Weather Summary for Puerto Rico
National Weather Service San Juan PR
439 PM AST Wed Feb 24 2021

Clear to partly cloudy skies prevailed across the local islands
this afternoon. GOES-16 showed several streamers developed
downwind of the islands. A drier air mass that moved across the
area this time yesterday and continued to grip the local region
this afternoon. The drier air mass and limited moisture content
limited the vertical development of showers this afternoon, but
some isolated showers did develop. Today`s high temperatures were
near the lower to middle 80s in lower elevations and the lower to
middle 70s in higher elevations. Winds were from the east ranging
from 15 to 20 mph with higher gusts.

Tonight, an isolated showers is possible mainly across the the
eastern and northern areas of Puerto Rico. Overnight temperatures
are forecast to be near the lower to middle 70s in lower
elevations, and the lower to middle 60s in higher elevations.
Winds will be from the east ranging from 5 to 10 mph.

A drier air mass and below-normal moisture will continue to promote
fair weather conditions across Puerto Rico and the local islands
through Friday. Nevertheless, showers are possible across
portions of eastern and northern Puerto Rico during the morning
and then across the interior and western areas during the
afternoon. Showers that develop will be brief due to the lack of
significant moisture and instability.

Across the local waters, choppy to hazardous seas will continue
as a result of moderate to fresh easterly winds ranging from 15 to
20 kts. Small Craft Advisories are in effect for the outer
Atlantic waters and the Anegada Passage. For the beachgoers,
there is a high rip current risk for beaches along the north coast
of Puerto Rico and Culebra. Tomorrow morning seas will become
hazardous across most of the local waters and gradually subside
during the evening.

$$

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

Saharan Air Layer

Wind Shear Tendency

Sea Surface Temperatures

Sea Surface Temperatures Anomalies