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Current Weather Conditions for Johnston, IA

A chance of snow. Cloudy. Low around 6, with temperatures rising to around 9 overnight. Wind chill values as low as -3. North northwest wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible.
9°F

Conditions

Wind: 8 mph NNW
Humidity: 72%
Probability of Precipitation: 35%

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
9° 9° 8° 7° 6° 7° 8° 8° 9° 10° 10° 10° 9°

Upcoming Week

Day Forecast High Low
Overnight
Chance Light Snow
A chance of snow. Cloudy. Low around 6, with temperatures rising to around 9 overnight. Wind chill values as low as -3. North northwest wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible.
39°F 17°F
Saturday
Snow
Snow before 2pm. Mostly cloudy. High near 10, with temperatures falling to around 6 in the afternoon. Wind chill values as low as -7. North northwest wind 7 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
39°F 17°F
Saturday Night
Mostly Clear
Mostly clear. Low around -9, with temperatures rising to around -7 overnight. Wind chill values as low as -21. Northwest wind around 8 mph.
39°F 17°F
Sunday
Sunny
Sunny. High near 11, with temperatures falling to around 6 in the afternoon. Wind chill values as low as -20. West southwest wind 2 to 7 mph.
39°F 17°F
Sunday Night
Mostly Clear
Mostly clear, with a low around 1. South wind 7 to 13 mph, with gusts as high as 21 mph.
39°F 17°F
Monday
Mostly Sunny
Mostly sunny, with a high near 33.
39°F 17°F
Monday Night
Partly Cloudy
Partly cloudy, with a low around 16.
39°F 17°F
Tuesday
Partly Sunny
Partly sunny, with a high near 39.
39°F 17°F
Tuesday Night
Mostly Cloudy
Mostly cloudy, with a low around 25.
39°F 17°F
Wednesday
Partly Sunny
Partly sunny, with a high near 43.
39°F 17°F
Wednesday Night
Mostly Cloudy
Mostly cloudy, with a low around 29.
39°F 17°F
Thursday
Sunny
Sunny, with a high near 38.
39°F 17°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 16.
39°F 17°F
Friday
Partly Sunny
Partly sunny, with a high near 40.
39°F 17°F
Data provided by weather.gov