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Current Weather Conditions for Johnston, IA

A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Partly sunny. High near 85, with temperatures falling to around 81 in the afternoon. South southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
71°F

Conditions

Wind: 5 mph SE
Humidity: 81%
Probability of Precipitation: 21%

Hourly Forcast (next 12 hours)

2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM
71° 74° 77° 79° 82° 83° 84° 84° 81° 80° 78° 73° 71°

Upcoming Week

Day Forecast High Low
Today
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Partly sunny. High near 85, with temperatures falling to around 81 in the afternoon. South southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
84°F 71°F
Tonight
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 64, with temperatures rising to around 66 overnight. Southeast wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
84°F 71°F
Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Partly sunny. High near 83, with temperatures falling to around 81 in the afternoon. Southeast wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between three quarters and one inch possible.
84°F 71°F
Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy. Low around 62, with temperatures rising to around 64 overnight. South wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
84°F 71°F
Friday
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny, with a high near 77. South southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
84°F 71°F
Friday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
84°F 71°F
Saturday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
84°F 71°F
Saturday Night
Chance Showers And Thunderstorms then Mostly Cloudy
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
84°F 71°F
Sunday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 82.
84°F 71°F
Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
84°F 71°F
Monday
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
84°F 71°F
Monday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly clear, with a low around 58.
84°F 71°F
Tuesday
Slight Chance Rain Showers then Sunny
A slight chance of rain showers before 7am. Sunny, with a high near 80.
84°F 71°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 58.
84°F 71°F
Data provided by weather.gov