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Current Weather Conditions for Johnston, IA

Showers and thunderstorms likely before 4pm. Some of the storms could be severe. Mostly cloudy. High near 57, with temperatures falling to around 53 in the afternoon. West northwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
54°F

Conditions

Wind: 14 mph W
Humidity: 83%
Probability of Precipitation: 70%

Hourly Forcast (next 12 hours)

8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM
54° 54° 53° 51° 51° 47° 46° 45° 44° 42° 42° 41° 39°

Upcoming Week

Day Forecast High Low
This Afternoon
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 4pm. Some of the storms could be severe. Mostly cloudy. High near 57, with temperatures falling to around 53 in the afternoon. West northwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
67°F 51°F
Tonight
Mostly Cloudy
Mostly cloudy. Low around 36, with temperatures rising to around 38 overnight. North northwest wind 5 to 16 mph, with gusts as high as 26 mph. New rainfall amounts less than a tenth of an inch possible.
67°F 51°F
Friday
Showers And Thunderstorms
A chance of rain showers between 9am and 10am, then showers and thunderstorms. Mostly cloudy. High near 62, with temperatures falling to around 60 in the afternoon. East wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
67°F 51°F
Friday Night
Showers And Thunderstorms
Showers and thunderstorms before 1am. Mostly cloudy. Low around 35, with temperatures rising to around 38 overnight. Southwest wind 12 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
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Saturday
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 1pm. Mostly cloudy, with a high near 47. West northwest wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Saturday Night
Slight Chance Rain Showers then Partly Cloudy
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 31. Chance of precipitation is 20%.
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Sunday
Sunny
Sunny, with a high near 56.
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Sunday Night
Mostly Clear
Mostly clear, with a low around 34.
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Monday
Slight Chance Rain Showers
A slight chance of rain showers after 7am. Partly sunny, with a high near 51.
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Monday Night
Slight Chance Rain Showers then Partly Cloudy
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 26.
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Tuesday
Mostly Sunny
Mostly sunny, with a high near 50.
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Tuesday Night
Chance Rain Showers
A chance of rain showers after 7pm. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
67°F 51°F
Wednesday
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
67°F 51°F
Wednesday Night
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 46.
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Data provided by weather.gov