National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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San Juan PR

7 Day Forecast

For More Weather Information:

San Juan, PR Local Forecast Office

Tonight

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

Low: 72 °F

Sunday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 84 °F

Sunday
Night

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

Low: 72 °F

Monday

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

High: 84 °F

Monday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 72 °F

Tuesday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 84 °F

Tuesday
Night

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

Low: 70 °F

Wednesday

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

High: 84 °F

Wednesday
Night

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

Low: 72 °F

Detailed Forecast

  • Tonight Isolated showers. Mostly clear, with a low around 72. East wind 9 to 11 mph. Chance of precipitation is 10%.
  • Sunday Isolated showers. Sunny, with a high near 84. East northeast wind 13 to 15 mph. Chance of precipitation is 20%.
  • Sunday Night Scattered showers. Partly cloudy, with a low around 72. East northeast wind 10 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Isolated showers. Sunny, with a high near 84. East wind 5 to 13 mph. Chance of precipitation is 10%.
  • Monday Night Isolated showers. Partly cloudy, with a low around 72. East wind around 8 mph. Chance of precipitation is 20%.
  • Tuesday Isolated showers. Mostly sunny, with a high near 84. East wind 9 to 13 mph. Chance of precipitation is 20%.
  • Tuesday Night Scattered showers. Partly cloudy, with a low around 70. East wind around 10 mph. Chance of precipitation is 30%.
  • Wednesday Scattered showers. Mostly sunny, with a high near 84. East wind around 11 mph. Chance of precipitation is 30%.
  • Wednesday Night Isolated showers. Mostly clear, with a low around 72. East wind around 10 mph. Chance of precipitation is 10%.
  • Christmas Day Scattered showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
  • Thursday Night Scattered showers. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
  • Friday Scattered showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
  • Friday Night Isolated showers. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
  • Saturday Isolated showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.