Severe Storms Across the Southern Plains and Gulf Coast; Continued Active Pattern in the Central U.S. Over the Weekend

Strong to severe thunderstorms are expected across parts of the Southern Plains into the Lower Mississippi Valley and Gulf Coast Friday afternoon and evening. Large hail and severe wind gusts are the primary threats. Additional storms are expected in the Central High Plains and the Mid-Mississippi Valley Friday. An approaching system on Sunday for Pacific Northwest may bring heavy rain and winds. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45°NLon: 66°WElev: 10ft.

Fair

84°F

29°C

Humidity	79%
Wind Speed	Calm
Barometer	30.02 in
Dewpoint	77°F (25°C)
Visibility	10.00 mi
Heat Index	94°F (34°C)
Last update	31 May 11:56 pm AST

More Information:

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

Extended Forecast for

Guaynabo PR

Overnight
Low: 79 °F
Isolated
Showers
Saturday
High: 90 °F
Scattered
Showers
Saturday Night
Low: 80 °F
Scattered
Showers
Sunday
High: 87 °F
Haze then
Scattered
Showers
Sunday Night
Low: 79 °F
Isolated
Showers
Monday
High: 87 °F
Isolated
Showers then
Showers
Likely
Monday Night
Low: 79 °F
Scattered
Showers
Tuesday
High: 89 °F
Scattered
Showers then
Showers
Likely
Tuesday Night
Low: 80 °F
Scattered
Showers

Detailed Forecast

Overnight

Isolated showers. Widespread haze. Partly cloudy, with a low around 79. East southeast wind around 8 mph. Chance of precipitation is 10%.

Saturday

Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 90. Heat index values as high as 103. East southeast wind 9 to 14 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday Night

Scattered showers, mainly after midnight. Widespread haze between 9pm and midnight. Partly cloudy, with a low around 80. East wind around 9 mph. Chance of precipitation is 30%.

Sunday

Scattered showers and thunderstorms after noon. Widespread haze before noon. Mostly sunny, with a high near 87. East wind 10 to 14 mph. Chance of precipitation is 40%.

Sunday Night

Isolated showers. Partly cloudy, with a low around 79. East wind 5 to 7 mph. Chance of precipitation is 10%.

Monday

Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 87. East southeast wind 8 to 13 mph. Chance of precipitation is 60%.

Monday Night

Scattered showers. Partly cloudy, with a low around 79. Southeast wind around 7 mph. Chance of precipitation is 30%.

Tuesday

Showers likely, mainly after noon. Partly sunny, with a high near 89. South southeast wind 8 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Tuesday Night

Scattered showers. Mostly cloudy, with a low around 80. Southeast wind around 10 mph. Chance of precipitation is 40%.

Wednesday

Showers, mainly after noon. High near 89. Chance of precipitation is 80%.

Wednesday Night

Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 50%.

Thursday

Showers likely. Mostly cloudy, with a high near 90. Chance of precipitation is 70%.

Thursday Night

Scattered showers. Partly cloudy, with a low around 81. Chance of precipitation is 30%.

Friday

Scattered showers. Mostly sunny, with a high near 91. Chance of precipitation is 40%.