National Weather Service United States Department of Commerce

Coastal low to bring gusty winds and periods of heavy rain to New England while moderate to heavy rain is expected to linger in the Pacific Northwest and northern California

A coastal low will slowly intensify before moving out of the New England area. Increasingly heavy rainfall will impact the region through Friday. In addition, winds will increase and seas will become rough as the storm gradually intensifies just off the coast. Out west, a cold front approaching the Pacific Northwest will bring moderate to heavy rain to Washington, Oregon and northern California.
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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

Overnight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 25 °C

Wednesday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 31 °C

Wednesday
Night

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

Low: 24 °C

Thursday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 31 °C

Thursday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 24 °C

Friday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 31 °C

Friday
Night

Isolated Showers Chance for Measurable Precipitation 10%

Isolated
Showers

Low: 24 °C

Saturday

Scattered Showers Chance for Measurable Precipitation 50%

Scattered
Showers

High: 32 °C

Saturday
Night

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

Low: 24 °C

Detailed Forecast

  • Overnight Isolated showers. Partly cloudy, with a low around 25. Calm wind. Chance of precipitation is 20%.
  • Wednesday Isolated showers. Mostly sunny, with a high near 31. East wind 5 to 14 km/h. Chance of precipitation is 20%.
  • Wednesday Night Isolated showers. Mostly clear, with a low around 24. East wind 6 to 11 km/h becoming light south southeast after midnight. Chance of precipitation is 10%.
  • Thursday Isolated showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 31. East wind 11 to 16 km/h. Chance of precipitation is 20%.
  • Thursday Night Isolated showers. Partly cloudy, with a low around 24. East southeast wind 5 to 8 km/h. Chance of precipitation is 20%.
  • Friday Isolated showers. Mostly sunny, with a high near 31. East wind 10 to 13 km/h. Chance of precipitation is 20%.
  • Friday Night Isolated showers. Partly cloudy, with a low around 24. East southeast wind 5 to 11 km/h. Chance of precipitation is 10%.
  • Saturday Scattered showers and thunderstorms. Partly sunny, with a high near 32. Southeast wind around 11 km/h. Chance of precipitation is 50%.
  • Saturday Night Scattered showers and thunderstorms. Partly cloudy, with a low around 24. South southeast wind around 10 km/h. Chance of precipitation is 30%.
  • Sunday Isolated showers. Mostly sunny, with a high near 31. 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%.
  • Monday Night Isolated showers. Partly cloudy, with a low around 24. Chance of precipitation is 10%.
  • Tuesday Isolated showers. Mostly sunny, with a high near 30. Chance of precipitation is 10%.