National Weather Service

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Partly Cloudy and Breezy

31°C

88°F

Humidity	66%
Wind Speed	E 37 G 50 km/h
Barometer	30.03 in
Dewpoint	24°C (75°F)
Visibility	16 km
Heat Index	37°C (98°F)
Last update	15 Jul 2:56 pm AST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles WNW Catano PR

Heat Advisory July 15, 03:49pm until July 15, 04:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory July 15, 03:49pm until July 15, 04:00pm
NOW until 4:00pm Tue
Heat Advisory
This Afternoon
High: 32 °C
Showers
Likely
Tonight
Low: 26 °C
Showers
Likely
Wednesday
High: 31 °C
Showers
Likely
Wednesday Night
Low: 26 °C
Scattered
Showers then
Clear
Thursday
High: 32 °C
Isolated
Showers
Thursday Night
Low: 26 °C
Haze
Friday
High: 31 °C
Haze
Friday Night
Low: 25 °C
Partly Cloudy

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 32. Heat index values as high as 41. East wind around 27 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.

Tonight

Showers likely and possibly a thunderstorm before 3am, then scattered showers. Mostly cloudy, with a low around 26. East wind 14 to 21 km/h. Chance of precipitation is 60%.

Wednesday

Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 31. Heat index values as high as 39. East wind 21 to 27 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%. New rainfall amounts between 2 and 3 cm possible.

Wednesday Night

Scattered showers before midnight. Partly cloudy, with a low around 26. East wind 14 to 16 km/h. Chance of precipitation is 30%.

Thursday

Isolated showers. Widespread haze. Mostly sunny, with a high near 32. East wind 18 to 26 km/h, with gusts as high as 34 km/h. Chance of precipitation is 20%.

Thursday Night

Widespread haze. Clear, with a low around 26. East wind 13 to 16 km/h.

Friday

Widespread haze. Mostly sunny, with a high near 31. East northeast wind 13 to 18 km/h increasing to 21 to 26 km/h in the afternoon.

Friday Night

Partly cloudy, with a low around 25. East wind 13 to 16 km/h.

Saturday

Mostly sunny, with a high near 32. East wind 11 to 16 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 32 km/h.

Saturday Night

Mostly clear, with a low around 26.

Sunday

Mostly sunny, with a high near 32.