National Weather Service United States Department of Commerce

Nor'easter to impact East Coast Thanksgiving travel

An active weather pattern is shaping up across the eastern U.S. as a nor'easter continues to be forecast to move up the East Coast through early Thursday. This storm will bring precipitation up and down the coast, mostly in the form of rain along coastal areas, with snow expected farther inland. These conditions are expected to impact Thanksgiving travel conditions on Wednesday.
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Hazardous Weather Conditions

Current Conditions

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Johnston IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Today

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 33 °F

Tonight

Blowing Snow Chance for Measurable Precipitation 20%

Blowing
Snow

Low: 10 °F

Thanksgiving
Day

Mostly Sunny

Mostly
Sunny

High: 20 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 19 °FRising Temperatures

Friday

Mostly Sunny

Mostly
Sunny

High: 42 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 30 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 50 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 25 °F

Sunday

Blustery

Blustery

High: 29 °F

Detailed Forecast

  • Today Periods of rain and snow before 4pm, then a chance of snow. High near 33. Breezy, with a southeast wind 8 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around an inch possible.
  • Tonight A 20 percent chance of snow before 7pm, then patchy blowing snow after 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. Wind chill values as low as zero. Blustery, with a north northwest wind 10 to 18 mph, with gusts as high as 26 mph.
  • Thanksgiving Day Mostly sunny, with a high near 20. Wind chill values as low as zero. North northwest wind 5 to 9 mph becoming calm.
  • Thursday Night Mostly cloudy, with a temperature falling to near 19 by 8pm, then rising to around 25 during the remainder of the night. Wind chill values as low as 10. South southeast wind 6 to 11 mph.
  • Friday Mostly sunny, with a high near 42. South southwest wind 7 to 10 mph.
  • Friday Night Partly cloudy, with a low around 30.
  • Saturday Mostly sunny, with a high near 50.
  • Saturday Night Partly cloudy, with a low around 25.
  • Sunday Mostly sunny, with a high near 29. Blustery.
  • Sunday Night Partly cloudy, with a low around 15.
  • Monday Mostly sunny, with a high near 28.
  • Monday Night Mostly cloudy, with a low around 23.
  • Tuesday Partly sunny, with a high near 43. Breezy.