Severe Thunderstorm and Excessive Rainfall Threats in the Mid-South

Severe thunderstorms and excessive rainfall will remain likely tonight from parts of the mid Mississippi, Ohio, and Tennessee Valleys into the southern Plains before the severe weather threat shifts south on Thursday toward the Southern Plains and Southeast. Heavy mountain snow and and moderate lower elevation rain will gradually wane across the Northern Rockies. Read More >

7-Day Zone Forecast for San Juan and Vicinity (Text-Only)
NWS Forecast for: San Juan and Vicinity
Issued by: National Weather Service San Juan, PR
Last Update: 1001 AM AST Thu May 9 2024




Rest Of Today: Mostly cloudy with isolated thunderstorms. Scattered showers late this morning, then numerous showers this afternoon. Highs around 88. East winds 5 to 10 mph. Chance of rain 70 percent.

Tonight: Mostly cloudy with numerous showers. Lows around 78. East winds 5 to 10 mph. Chance of rain 60 percent.

Friday: Variably cloudy with scattered showers in the morning, then mostly cloudy with numerous showers with isolated thunderstorms in the afternoon. Highs around 89. East winds 5 to 10 mph. Chance of rain 70 percent.

Friday Night: Isolated thunderstorms in the evening. Variably cloudy with scattered showers. Lows around 81. Southeast winds 5 to 10 mph. Chance of rain 50 percent.

Saturday: Variably cloudy with scattered showers in the morning, then cloudy with numerous showers with isolated thunderstorms in the afternoon. Highs around 91. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

Saturday Night: Variably cloudy with scattered showers with isolated thunderstorms in the evening, then partly cloudy with isolated showers after midnight. Lows around 80. Chance of rain 50 percent.

Sunday: Mostly cloudy with numerous showers. Isolated thunderstorms in the afternoon. Highs around 89. Chance of rain 60 percent.

Sunday Night: Mostly cloudy with scattered showers. Lows around 80. Chance of rain 50 percent.

Monday: Mostly cloudy in the morning, then becoming variably cloudy. Scattered showers. Isolated thunderstorms in the afternoon. Highs around 91. Chance of rain 50 percent.

Monday Night: Variably cloudy with scattered showers. Lows around 79. Chance of rain 40 percent.

Tuesday: Partly cloudy with isolated showers. Highs around 89. Chance of rain 20 percent.

Tuesday Night: Partly cloudy with isolated showers. Lows around 79. Chance of rain 20 percent.

Wednesday: Mostly cloudy in the morning, then becoming variably cloudy. Scattered showers. Highs around 89. Chance of rain 50 percent.







Zone Forecast: San Juan and Vicinity

Visit your local NWS office at: https://www.weather.gov/sju