Current Weather Conditions for Johnston, IA
20°F
Conditions
Wind: 5 mph NEHumidity: 92%
Probability of Precipitation: 2%
Hourly Forcast (next 12 hours)
| 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | 7 PM |
| 20° | 20° | 20° | 20° | 20° | 19° | 19° | 20° | 22° | 23° | 24° | 25° | 25° |
Upcoming Week
| Day | Forecast | High | Low |
|
Overnight |
Mostly Cloudy
Mostly cloudy. Low around 18, with temperatures rising to around 20 overnight. North wind around 5 mph. |
39°F | 29°F |
|
Friday |
Mostly Cloudy
Mostly cloudy. High near 25, with temperatures falling to around 21 in the afternoon. Wind chill values as low as 9. Northwest wind 5 to 13 mph, with gusts as high as 21 mph. |
39°F | 29°F |
|
Friday Night |
Cloudy then Chance Light Snow
A chance of snow after midnight. Cloudy, with a low around 6. Wind chill values as low as -3. North northwest wind 6 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
39°F | 29°F |
|
Saturday |
Snow
Snow. Mostly cloudy. High near 7, with temperatures falling to around 4 in the afternoon. Wind chill values as low as -10. North northwest wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible. |
39°F | 29°F |
|
Saturday Night |
Mostly Clear
Mostly clear, with a low around -11. Northwest wind around 8 mph. |
39°F | 29°F |
|
Sunday |
Sunny
Sunny, with a high near 7. |
39°F | 29°F |
|
Sunday Night |
Mostly Clear
Mostly clear, with a low around -2. |
39°F | 29°F |
|
Monday |
Mostly Sunny
Mostly sunny, with a high near 32. |
39°F | 29°F |
|
Monday Night |
Partly Cloudy
Partly cloudy, with a low around 17. |
39°F | 29°F |
|
Tuesday |
Mostly Sunny
Mostly sunny, with a high near 39. |
39°F | 29°F |
|
Tuesday Night |
Mostly Cloudy
Mostly cloudy, with a low around 28. |
39°F | 29°F |
|
Wednesday |
Partly Sunny
Partly sunny, with a high near 42. |
39°F | 29°F |
|
Wednesday Night |
Mostly Cloudy
Mostly cloudy, with a low around 28. |
39°F | 29°F |
|
Thursday |
Mostly Sunny
Mostly sunny, with a high near 36. |
39°F | 29°F |
| Data provided by weather.gov | |||