National Weather Service United States Department of Commerce

Wet weather continues across Pacific Northwest and New England

Two developing storm systems will bring heavy rain to opposite coasts of the U.S. on Wednesday, one affecting the Pacific Northwest and northern California and the other New England. There is a risk of flash flooding across both areas, with 2-4 inches of rainfall, with isolated higher amounts, possible by Thursday morning.
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Hazardous Weather Conditions

Current Conditions

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2 Miles NE Johnston IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Tonight

Showers Chance for Measurable Precipitation 80%

Showers

Low: 52 °F

Thursday

Scattered Showers Chance for Measurable Precipitation 40%

Scattered
Showers

High: 68 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 49 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 73 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 50 °F

Saturday

Sunny

Sunny

High: 69 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 44 °F

Sunday

Sunny

Sunny

High: 67 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 55 °F

Detailed Forecast

  • Tonight Scattered showers and thunderstorms, then periods of showers and possibly a thunderstorm after midnight. Low around 52. South wind 8 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
  • Thursday Scattered showers, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 68. South southwest wind 6 to 8 mph becoming west northwest in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch possible.
  • Thursday Night Mostly clear, with a low around 49. Light and variable wind.
  • Friday Mostly sunny, with a high near 73. South wind 5 to 11 mph becoming west southwest in the afternoon.
  • Friday Night Partly cloudy, with a low around 50. Northwest wind 5 to 7 mph.
  • Saturday Sunny, with a high near 69.
  • Saturday Night Mostly clear, with a low around 44.
  • Sunday Sunny, with a high near 67.
  • Sunday Night Partly cloudy, with a low around 55.
  • Monday A 30 percent chance of showers. Partly sunny, with a high near 69.
  • Monday Night A 30 percent chance of showers. Mostly cloudy, with a low around 47.
  • Tuesday Mostly sunny, with a high near 58.
  • Tuesday Night Partly cloudy, with a low around 38.
  • Wednesday Mostly sunny, with a high near 59.