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: A Few Clouds 90°F 2024-06-17T16:15:00-05:00 
This Afternoon 2024-06-17, Mostly Sunny and Breezy. Mostly sunny, with a high near 90. Breezy, with a south wind around 18 mph, with gusts as high as 26 mph.Tonight 2024-06-17, Mostly Clear and Breezy then Mostly Clear. Mostly clear, with a low around 75. Breezy, with a south wind 11 to 16 mph, with gusts as high as 28 mph.
Tuesday 2024-06-18, Partly Sunny and Windy. Partly sunny, with a high near 90. Windy, with a south wind 16 to 22 mph, with gusts as high as 34 mph.
Tuesday Night 2024-06-18, T-storms and Breezy. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 69. Breezy, with a south wind 9 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Juneteenth 2024-06-19, Showers. Showers and possibly a thunderstorm. High near 80. West southwest wind around 8 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.Wednesday Night 2024-06-19, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday 2024-06-20, Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Thursday Night 2024-06-20, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.Friday 2024-06-21, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.
Friday Night 2024-06-21, Mostly Cloudy. Mostly cloudy, with a low around 73.- Saturday 2024-06-22, Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Saturday Night 2024-06-22, Showers Likely. Showers and thunderstorms likely. Partly cloudy, with a low around 67. Chance of precipitation is 60%.- Sunday 2024-06-23, Sunny. Sunny, with a high near 86.