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I-35 weather conditions near Johnston, Iowa

       Seasoned Weather Conditions

      

       Current Weather Conditions

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7 day weather forecast

  • Current condition: Light Drizzle 75°F 2025-07-10T05:35:00-05:00
  • Today 2025-07-10, Heavy Rain then Slight Chance T-storms. Showers and thunderstorms, mainly before 9am. Some of the storms could produce heavy rainfall. High near 87. West wind 5 to 11 mph becoming southeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
  • Tonight 2025-07-10, Chance T-storms. A 50 percent chance of showers and thunderstorms. Increasing clouds, with a low around 70. South southeast wind 6 to 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday 2025-07-11, Chance T-storms then T-storms Likely. A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 88. South southeast wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
  • Friday Night 2025-07-11, T-storms Likely then Showers Likely. Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday 2025-07-12, Partly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Northwest wind 6 to 8 mph.
  • Saturday Night 2025-07-12, Partly Cloudy. Partly cloudy, with a low around 62.
  • Sunday 2025-07-13, Sunny. Sunny, with a high near 85.
  • Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 65.
  • Monday 2025-07-14, Sunny. Sunny, with a high near 89.
  • Monday Night 2025-07-14, Partly Cloudy. Partly cloudy, with a low around 69.
  • Tuesday 2025-07-15, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
  • Tuesday Night 2025-07-15, Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
  • Wednesday 2025-07-16, Chance Showers. A 30 percent chance of showers. Partly sunny, with a high near 78.





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