National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

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3 Miles ESE Issaquah WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Overnight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 36 °F

Sunday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 42 °FFalling Temperatures

Sunday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 40 °F

Monday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 44 °F

Monday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 41 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 49 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 43 °F

Wednesday

Chance Rain

Chance
Rain

High: 50 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 40 °F

Detailed Forecast

  • Overnight Rain and snow likely before 4am, then rain. Low around 36. South southwest wind around 16 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
  • Sunday Rain before 10am, then rain and snow. Temperature rising to near 42 by 11am, then falling to around 36 during the remainder of the day. Breezy, with a southwest wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Sunday Night A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 40. South wind 9 to 11 mph.
  • Monday A 50 percent chance of rain. Cloudy, with a high near 44. South wind 8 to 10 mph.
  • Monday Night Rain. Low around 41. South southwest wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
  • Tuesday Rain likely. Mostly cloudy, with a high near 49. Breezy. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Night A 50 percent chance of rain. Mostly cloudy, with a low around 43.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 50.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 40.
  • Thanksgiving Day A chance of rain. Mostly cloudy, with a high near 44.
  • Thursday Night A chance of rain. Mostly cloudy, with a low around 37.
  • Friday A chance of rain. Partly sunny, with a high near 43.
  • Friday Night A chance of rain. Mostly cloudy, with a low around 37.
  • Saturday Rain likely. Mostly cloudy, with a high near 43.