Weather Forecast for
Johnston, IA

Overnight: Partly cloudy, with a low around 28. Southeast wind 3 to 5 mph.

Monday: Partly sunny, with a high near 61. South wind 5 to 13 mph, with gusts as high as 24 mph.

Monday Night: Partly cloudy, with a low around 34. South wind 7 to 14 mph becoming north northwest after midnight. Winds could gust as high as 23 mph.

Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 48. North northwest wind 7 to 13 mph, with gusts as high as 21 mph.

Tuesday Night: Mostly clear, with a low around 27. North northwest wind around 6 mph becoming calm in the evening.

Wednesday: Partly sunny, with a high near 47.

Wednesday Night: Cloudy, with a low around 33.

Thursday: A chance of rain and snow before noon, then a chance of rain. Cloudy, with a high near 45. Chance of precipitation is 50%.

Thursday Night: A chance of rain and snow before midnight, then a chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

Friday: Mostly cloudy, with a high near 43.

Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 30.

Saturday: A chance of rain and snow. Mostly sunny, with a high near 42. Chance of precipitation is 40%.

Saturday Night: Partly cloudy, with a low around 29.

Sunday: Sunny, with a high near 48.

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