I-80 weather conditions near Johnston, Iowa
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 64°F 2024-05-31T07:15:00-05:00 
Today 2024-05-31, Chance Showers. A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 76. South southeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Tonight 2024-05-31, Showers Likely. Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 61. Southeast wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.- Saturday 2024-06-01, Partly Sunny. Partly sunny, with a high near 78. Northeast wind 5 to 7 mph becoming southwest in the morning.
Saturday Night 2024-06-01, Partly Cloudy. Partly cloudy, with a low around 59. West northwest wind around 6 mph becoming light and variable after midnight.
Sunday 2024-06-02, Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 80. South southeast wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Sunday Night 2024-06-02, Chance T-storms then Showers. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday 2024-06-03, Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Monday Night 2024-06-03, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 65.Tuesday 2024-06-04, Partly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Tuesday Night 2024-06-04, T-storms Likely. Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday 2024-06-05, Chance Showers. A 30 percent chance of showers. Mostly sunny, with a high near 81.
Wednesday Night 2024-06-05, Mostly Clear. Mostly clear, with a low around 59.
Thursday 2024-06-06, Sunny. Sunny, with a high near 80.