Weather in Johnston, Iowa, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Johnston
Overnight |
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Temperature: 9°F Wind Speed: 9 mph Wind Direction: E Forecast: Partly cloudy. Low around 9, with temperatures rising to around 11 overnight. Wind chill values as low as -2. East wind around 9 mph. |
Friday |
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Temperature: 24°F Wind Speed: 9 to 14 mph Wind Direction: E Forecast: Partly sunny. High near 24, with temperatures falling to around 22 in the afternoon. Wind chill values as low as -3. East wind 9 to 14 mph, with gusts as high as 29 mph. |
Friday Night |
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Temperature: 23°F Wind Speed: 15 mph Wind Direction: ESE Forecast: Freezing rain after 8pm. Cloudy. Low around 23, with temperatures rising to around 31 overnight. East southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New ice accumulation of less than half an inch possible. |
Saturday |
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Temperature: 37°F Wind Speed: 7 to 13 mph Wind Direction: E Forecast: Freezing rain and rain. Cloudy, with a high near 37. East wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. |
Saturday Night |
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Temperature: 31°F Wind Speed: 2 to 7 mph Wind Direction: N Forecast: Cloudy, with a low around 31. North wind 2 to 7 mph. |
Sunday |
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Temperature: 41°F Wind Speed: 2 to 6 mph Wind Direction: SSW Forecast: Mostly cloudy, with a high near 41. |
Sunday Night |
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Temperature: 33°F Wind Speed: 6 mph Wind Direction: S Forecast: A slight chance of rain after midnight. Mostly cloudy, with a low around 33. Chance of precipitation is 20%. |
Monday |
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Temperature: 43°F Wind Speed: 6 to 15 mph Wind Direction: W Forecast: A slight chance of rain before noon. Mostly sunny, with a high near 43. Chance of precipitation is 20%. |
Monday Night |
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Temperature: 24°F Wind Speed: 7 to 12 mph Wind Direction: WNW Forecast: Mostly clear, with a low around 24. |
Tuesday |
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Temperature: 38°F Wind Speed: 7 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 38. |
Tuesday Night |
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Temperature: 22°F Wind Speed: 6 mph Wind Direction: NE Forecast: Mostly cloudy, with a low around 22. |
Wednesday |
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Temperature: 29°F Wind Speed: 6 to 9 mph Wind Direction: NNW Forecast: Partly sunny, with a high near 29. |
Wednesday Night |
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Temperature: 11°F Wind Speed: 7 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 11. |
Thursday |
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Temperature: 30°F Wind Speed: 5 to 9 mph Wind Direction: W Forecast: Mostly sunny, with a high near 30. |