Current Weather Conditions for Johnston, IA
21°F
Conditions
Wind: 9 mph NNWHumidity: 76%
Probability of Precipitation: 3%
Hourly Forcast (next 12 hours)
| 5 AM | 6 AM | 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM |
| 21° | 20° | 19° | 18° | 17° | 17° | 16° | 17° | 17° | 18° | 20° | 22° | 23° |
Upcoming Week
| Day | Forecast | High | Low |
|
Tonight |
Mostly Cloudy
Mostly cloudy, with a low around 16. North wind 2 to 9 mph. |
34°F | 30°F |
|
Thursday |
Light Snow
A chance of snow between 10am and 1pm, then snow and freezing rain between 1pm and 4pm, then snow likely and sleet likely and freezing rain likely. Cloudy, with a high near 28. East southeast wind 3 to 9 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible. Little or no ice accumulation expected. |
34°F | 30°F |
|
Thursday Night |
Chance Light Snow then Cloudy
A chance of snow before midnight. Cloudy. Low around 19, with temperatures rising to around 21 overnight. Northeast wind around 7 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
34°F | 30°F |
|
Friday |
Mostly Cloudy
Mostly cloudy. High near 24, with temperatures falling to around 21 in the afternoon. Wind chill values as low as 9. Northwest wind 7 to 13 mph, with gusts as high as 20 mph. |
34°F | 30°F |
|
Friday Night |
Cloudy then Slight Chance Light Snow
A slight chance of snow after midnight. Cloudy, with a low around 6. North northwest wind 6 to 10 mph. Chance of precipitation is 20%. |
34°F | 30°F |
|
Saturday |
Light Snow Likely
Snow likely. Mostly cloudy, with a high near 9. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible. |
34°F | 30°F |
|
Saturday Night |
Partly Cloudy
Partly cloudy, with a low around -12. |
34°F | 30°F |
|
Sunday |
Sunny
Sunny, with a high near 9. |
34°F | 30°F |
|
Sunday Night |
Mostly Clear
Mostly clear, with a low around -1. |
34°F | 30°F |
|
Monday |
Mostly Sunny
Mostly sunny, with a high near 32. |
34°F | 30°F |
|
Monday Night |
Partly Cloudy
Partly cloudy, with a low around 18. |
34°F | 30°F |
|
Tuesday |
Partly Sunny
Partly sunny, with a high near 37. |
34°F | 30°F |
|
Tuesday Night |
Mostly Cloudy
Mostly cloudy, with a low around 28. |
34°F | 30°F |
|
Wednesday |
Partly Sunny
Partly sunny, with a high near 37. |
34°F | 30°F |
| Data provided by weather.gov | |||