Weather in Johnston, Iowa, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Johnston
Today |
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Temperature: 78°F Wind Speed: 9 to 18 mph Wind Direction: SSE Forecast: Mostly sunny, with a high near 78. South southeast wind 9 to 18 mph, with gusts as high as 30 mph. |
Tonight |
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Temperature: 58°F Wind Speed: 6 to 17 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 58. South southeast wind 6 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%. |
Friday |
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Temperature: 89°F Wind Speed: 5 to 9 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 89. South southeast wind 5 to 9 mph. Chance of precipitation is 20%. |
Friday Night |
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Temperature: 60°F Wind Speed: 3 to 9 mph Wind Direction: SE Forecast: A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Southeast wind 3 to 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 84°F Wind Speed: 3 to 9 mph Wind Direction: ENE Forecast: A slight chance of rain showers before 7am, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. East northeast wind 3 to 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Saturday Night |
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Temperature: 59°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
Sunday |
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Temperature: 84°F Wind Speed: 7 to 22 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Chance of precipitation is 50%. |
Sunday Night |
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Temperature: 67°F Wind Speed: 17 to 22 mph Wind Direction: S Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%. |
Monday |
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Temperature: 86°F Wind Speed: 17 to 24 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%. |
Monday Night |
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Temperature: 57°F Wind Speed: 9 to 23 mph Wind Direction: SW Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%. |
Tuesday |
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Temperature: 75°F Wind Speed: 8 to 12 mph Wind Direction: WNW Forecast: A chance of rain showers. Partly sunny, with a high near 75. Chance of precipitation is 50%. |
Tuesday Night |
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Temperature: 49°F Wind Speed: 3 to 8 mph Wind Direction: NNW Forecast: A chance of rain showers before 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 30%. |
Wednesday |
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Temperature: 74°F Wind Speed: 3 to 9 mph Wind Direction: NNE Forecast: Mostly sunny, with a high near 74. |
Wednesday Night |
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Temperature: 50°F Wind Speed: 3 to 8 mph Wind Direction: ENE Forecast: Partly cloudy, with a low around 50. |