Thunderstorms from the Plains into the Central Appalachians; Heavy Rain in the Central Gulf Coast; Heat Across Portions of the East

Widespread showers and thunderstorms are likely from from northeast New Mexico/Southeast Colorado, eastward into the Central Plains through the Central Appalachians. Slow moving low to bring heavy rainfall to the Central Gulf Coast into the weekend. Dangerous heat is expected from the Lower Mississippi Valley, Tennessee Valley, Ohio Valley into the Mid-Atlantic and Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45° N Lon: 66° W Elev: 10 ft.

Mostly Cloudy

82°F

28°C

Humidity 84%
Wind Speed E 8 mph
Barometer 30.05 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 16 Jul 10:56 pm AST
Detailed forecast for

San Juan and Vicinity

Rest Of Tonight
Variably cloudy late this evening, then clearing. Scattered showers late this evening, then isolated showers. Lows around 81. East winds 5 to 10 mph. Chance of rain 50 percent.
Thursday
Partly cloudy in the morning, then becoming variably cloudy. Scattered showers. Hazy. Highs around 91. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Thursday Night
Variably cloudy with scattered showers. Hazy after midnight. Lows around 81. East winds 10 to 15 mph. Chance of rain 40 percent.
Friday
Variably cloudy with scattered showers. Hazy. Highs around 89. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
Friday Night
Partly cloudy with isolated showers in the evening, then mostly cloudy with scattered showers after midnight. Lows around 80. East winds 5 to 10 mph. Chance of rain 50 percent.
Saturday
Partly cloudy with isolated showers. Highs around 91. Chance of rain 20 percent.
Saturday Night
Partly cloudy with isolated showers. Lows around 80. Chance of rain 20 percent.
Sunday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 91. Chance of rain 50 percent.
Sunday Night
Partly cloudy with isolated showers. Lows around 81. Chance of rain less than 20 percent.
Monday
Partly cloudy with isolated showers. Highs around 91. Chance of rain 20 percent.
Monday Night
Partly cloudy with isolated showers. Lows around 81. Chance of rain 20 percent.
Tuesday
Partly cloudy with isolated showers. Highs around 92. Chance of rain 20 percent.
Tuesday Night
Clear. Lows around 81.
Wednesday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 92. Temperature falling in the afternoon. Chance of rain 40 percent.



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1001 PM AST Wed Jul 16 2025
 
 

Additional Resources

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