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Current Weather Conditions for Johnston, IA

Showers and thunderstorms likely. Some of the storms could produce heavy rain. Cloudy. Low around 52, with temperatures rising to around 56 overnight. North northeast wind 6 to 12 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
66°F

Conditions

Wind: 8 mph ENE
Humidity: 75%
Probability of Precipitation: 57%

Hourly Forcast (next 12 hours)

1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM
66° 64° 62° 60° 59° 59° 58° 57° 57° 56° 55° 54° 54°

Upcoming Week

Day Forecast High Low
Tonight
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Some of the storms could produce heavy rain. Cloudy. Low around 52, with temperatures rising to around 56 overnight. North northeast wind 6 to 12 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
67°F 51°F
Friday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm. Mostly cloudy. High near 60, with temperatures falling to around 58 in the afternoon. North wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
67°F 51°F
Friday Night
Partly Cloudy
Partly cloudy. Low around 41, with temperatures rising to around 43 overnight. North northeast wind 6 to 14 mph, with gusts as high as 21 mph.
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Saturday
Sunny
Sunny, with a high near 63. East wind 7 to 10 mph.
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Saturday Night
Partly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 1am. Partly cloudy, with a low around 47. Southeast wind around 9 mph. Chance of precipitation is 20%.
67°F 51°F
Sunday
Chance Rain Showers then Slight Chance Showers And Thunderstorms
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 69. Chance of precipitation is 40%.
67°F 51°F
Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
67°F 51°F
Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
67°F 51°F
Monday Night
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A 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 55. Chance of precipitation is 60%.
67°F 51°F
Tuesday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 66.
67°F 51°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 44.
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Wednesday
Sunny
Sunny, with a high near 69.
67°F 51°F
Wednesday Night
Slight Chance Rain Showers
A slight chance of rain showers after 7pm. Partly cloudy, with a low around 49.
67°F 51°F
Thursday
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
67°F 51°F
Data provided by weather.gov