Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. 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.

Mostly Cloudy

94°F

34°C

Humidity	51%
Wind Speed	SE 10 G 22 mph
Barometer	29.91 in (1012.8 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	104°F (40°C)
Last update	21 May 2:56 pm AST

More Information:

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

Extended Forecast for

4 Miles S Jagual PR

This Afternoon
High: 87 °F
Scattered
Showers
Tonight
Low: 74 °F
Scattered
Showers
Wednesday
High: 82 °F
Showers
Wednesday Night
Low: 72 °F
Showers
Likely
Thursday
High: 83 °F
Showers
Likely
Thursday Night
Low: 73 °F
Showers
Likely
Friday
High: 83 °F
Showers
Likely
Friday Night
Low: 73 °F
Showers
Likely
Saturday
High: 84 °F
Mostly Sunny
then Showers
Likely

Detailed Forecast

This Afternoon

Scattered showers. Mostly sunny, with a high near 87. Southeast wind around 11 mph. Chance of precipitation is 30%.

Tonight

Scattered showers. Mostly cloudy, with a low around 74. East wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Scattered showers, then showers and possibly a thunderstorm after 9am. High near 82. East wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Wednesday Night

Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 9pm. Mostly cloudy, with a low around 72. Northeast wind 5 to 7 mph. Chance of precipitation is 70%.

Thursday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. East southeast wind 8 to 11 mph. Chance of precipitation is 60%.

Thursday Night

Showers likely and possibly a thunderstorm. Cloudy, with a low around 73. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 70%.

Friday

Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 83. East southeast wind 5 to 11 mph. Chance of precipitation is 60%.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 73. East wind 3 to 6 mph. Chance of precipitation is 60%.

Saturday

Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 84. East southeast wind around 7 mph. Chance of precipitation is 60%.

Saturday Night

Scattered showers. Mostly cloudy, with a low around 73. Chance of precipitation is 50%.

Sunday

Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 40%.

Sunday Night

Partly cloudy, with a low around 73.

Memorial Day

Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.