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Current Weather Conditions for Johnston, IA

Clear. Low around 40, with temperatures rising to around 42 overnight. South southeast wind around 5 mph.
42°F

Conditions

Wind: 5 mph SSE
Humidity: 82%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM
42° 41° 41° 41° 45° 50° 54° 58° 61° 64° 64° 65° 63°

Upcoming Week

Day Forecast High Low
Overnight
Clear
Clear. Low around 40, with temperatures rising to around 42 overnight. South southeast wind around 5 mph.
75°F 57°F
Sunday
Sunny
Sunny. High near 65, with temperatures falling to around 63 in the afternoon. South wind 6 to 14 mph, with gusts as high as 22 mph.
75°F 57°F
Sunday Night
Mostly Clear
Mostly clear. Low around 43, with temperatures rising to around 46 overnight. South wind 3 to 10 mph.
75°F 57°F
Monday
Mostly Sunny
Mostly sunny. High near 66, with temperatures falling to around 64 in the afternoon. South wind 3 to 7 mph.
75°F 57°F
Monday Night
Mostly Clear
Mostly clear, with a low around 43. Southeast wind around 5 mph.
75°F 57°F
Tuesday
Sunny
Sunny, with a high near 68.
75°F 57°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 49.
75°F 57°F
Wednesday
Sunny
Sunny, with a high near 72.
75°F 57°F
Wednesday Night
Mostly Clear
Mostly clear, with a low around 52.
75°F 57°F
Thursday
Sunny
Sunny, with a high near 77.
75°F 57°F
Thursday Night
Mostly Clear
Mostly clear, with a low around 54.
75°F 57°F
Friday
Sunny
Sunny, with a high near 77.
75°F 57°F
Friday Night
Partly Cloudy
Partly cloudy, with a low around 57.
75°F 57°F
Saturday
Partly Sunny
Partly sunny, with a high near 76.
75°F 57°F
Data provided by weather.gov