National Weather Service United States Department of Commerce

Flash flooding possible across parts of Great Basin and southern Plains

A very wet pattern will persist across the Great Basin and into the southern Plains on Tuesday. Heavy rainfall is expected from southeastern Wyoming across Colorado, northeastern New Mexico into the Texas Panhandle and western Oklahoma. Isolated rainfall rates of 1-2 inches per hour will bring a risk of flash flooding to these areas
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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 30%

Scattered
Showers

High: 90 °F

Tonight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 77 °F

Wednesday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 91 °F

Wednesday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 77 °F

Thursday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 91 °F

Thursday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 78 °F

Friday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 90 °F

Friday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 78 °F

Saturday

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 91 °F

Detailed Forecast

  • Today Scattered showers, mainly after noon. Mostly sunny, with a high near 90. Heat index values as high as 97. East wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
  • Tonight Isolated showers. Partly cloudy, with a low around 77. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.
  • Wednesday Isolated showers. Mostly sunny, with a high near 91. Heat index values as high as 100. East wind 9 to 11 mph. Chance of precipitation is 20%.
  • Wednesday Night Isolated showers. Partly cloudy, with a low around 77. East wind 7 to 9 mph. Chance of precipitation is 20%.
  • Thursday Isolated showers. Mostly sunny, with a high near 91. East wind 8 to 13 mph. Chance of precipitation is 20%.
  • Thursday Night Isolated showers. Partly cloudy, with a low around 78. East wind around 8 mph. Chance of precipitation is 20%.
  • Friday Isolated showers. Sunny, with a high near 90. East wind 8 to 10 mph. Chance of precipitation is 20%.
  • Friday Night Isolated showers. Mostly clear, with a low around 78. East wind around 8 mph. Chance of precipitation is 20%.
  • Saturday Isolated showers. Sunny, with a high near 91. East wind around 10 mph. Chance of precipitation is 20%.
  • Saturday Night Isolated showers. Partly cloudy, with a low around 78. Chance of precipitation is 20%.
  • Sunday Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
  • Sunday Night Scattered showers. Mostly clear, with a low around 78. Chance of precipitation is 30%.
  • Monday Isolated showers. Sunny, with a high near 90. Chance of precipitation is 10%.