National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
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Hazardous Weather Conditions

Current Conditions

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San Juan PR

7 Day Forecast

For More Weather Information:

San Juan, PR Local Forecast Office

Today

Scattered Showers Chance for Measurable Precipitation 40%

Scattered
Showers

High: 32 °C

Tonight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 26 °C

Wednesday

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

High: 32 °C

Wednesday
Night

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

Low: 25 °C

Thursday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 33 °C

Thursday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 25 °C

Friday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 32 °C

Friday
Night

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

Low: 25 °C

Saturday

Scattered Showers Chance for Measurable Precipitation 50%

Scattered
Showers

High: 32 °C

Detailed Forecast

  • Today Isolated showers, then scattered showers and thunderstorms after noon. Mostly sunny, with a high near 32. East wind 11 to 18 km/h. Chance of precipitation is 40%. New rainfall amounts between 2.5 and 5 mm possible.
  • Tonight Isolated showers. Partly cloudy, with a low around 26. East southeast wind 3 to 8 km/h. Chance of precipitation is 20%.
  • Wednesday Scattered showers and thunderstorms before noon, then isolated showers. Mostly sunny, with a high near 32. East wind 5 to 10 km/h increasing to 13 to 18 km/h in the afternoon. Chance of precipitation is 30%.
  • Wednesday Night Isolated showers. Mostly clear, with a low around 25. Southeast wind 8 to 10 km/h. Chance of precipitation is 10%.
  • Thursday Isolated showers. Mostly sunny, with a high near 33. East wind 10 to 13 km/h. Chance of precipitation is 20%.
  • Thursday Night Isolated showers. Partly cloudy, with a low around 25. East wind 11 to 13 km/h. Chance of precipitation is 20%.
  • Friday Isolated showers. Mostly sunny, with a high near 32. East wind around 14 km/h. Chance of precipitation is 20%.
  • Friday Night Isolated showers. Partly cloudy, with a low around 25. East southeast wind 11 to 13 km/h. Chance of precipitation is 10%.
  • Saturday Scattered showers and thunderstorms. Partly sunny, with a high near 32. Southeast wind around 14 km/h. Chance of precipitation is 50%.
  • Saturday Night Scattered showers and thunderstorms. Partly cloudy, with a low around 24. Chance of precipitation is 30%.
  • Sunday Isolated showers. Mostly sunny, with a high near 32. Chance of precipitation is 20%.
  • Sunday Night Isolated showers. Mostly clear, with a low around 25. Chance of precipitation is 10%.
  • Monday Isolated showers. Mostly sunny, with a high near 32. Chance of precipitation is 20%.