Hourly Weather Forecast for Saturday

Johnston, Iowa (50131)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Sunday
clear A mainly sunny sky. High 88F. Winds S at 10 to 20 mph.
Sunday Night
nt_tstorms Mostly clear skies early. Scattered showers and thunderstorms developing later during the night. Low 72F. Winds S at 10 to 15 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 63 | 59 82 | 68 85 | 68 76 | 67
Wind 5 mph SE 13 mph S 13 mph S 10 mph S
Humidity 87% 63% 57% 74%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 2% 15% 26% 57%
Conditions Clear Clear Clear Partly Cloudy
Sunrise & Sunset
5:46 AM
8:52 PM
Monday
chancetstorms Cloudy skies early then heavy thunderstorms developing in the afternoon. A few storms may be severe. High 82F. Winds WSW at 10 to 20 mph. Chance of rain 80%.
Monday Night
nt_partlycloudy Clear to partly cloudy. Low near 55F. Winds NNW at 10 to 20 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 73 | 71 81 | 73 75 | 67 67 | 59
Wind 10 mph SSW 12 mph SW 13 mph NNW 7 mph NNW
Humidity 93% 77% 77% 76%
Chance of Precip. 40% 20% 70% 10%
Cloud Cover 82% 86% 84% 22%
Conditions Chance of a Thunderstorm Overcast Thunderstorm Clear
Sunrise & Sunset
5:46 AM
8:52 PM
Tuesday
clear Sunshine and some clouds. High 74F. Winds N at 10 to 15 mph.
Tuesday Night
nt_partlycloudy Partly cloudy. Low 53F. Winds NNE at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 57 | 52 68 | 51 72 | 51 62 | 52
Wind 9 mph NNW 11 mph N 8 mph N 4 mph NNE
Humidity 83% 55% 48% 71%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 16% 19% 49% 27%
Conditions Clear Clear Partly Cloudy Clear
Sunrise & Sunset
5:47 AM
8:51 PM
Wednesday
mostlycloudy A mix of clouds and sun early, then becoming cloudy later in the day. High 77F. Winds ESE at 5 to 10 mph.
Wednesday Night
nt_mostlycloudy Considerable cloudiness. Low 59F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 55 | 51 70 | 55 75 | 57 63 | 58
Wind 4 mph NE 5 mph ESE 6 mph SE 4 mph SE
Humidity 86% 58% 54% 82%
Chance of Precip. 0% 0% 10% 20%
Cloud Cover 31% 65% 82% 63%
Conditions Partly Cloudy Mostly Cloudy Overcast Mostly Cloudy
Sunrise & Sunset
5:48 AM
8:51 PM
Thursday
chancetstorms Sun and clouds mixed with a slight chance of thunderstorms during the afternoon. High 79F. Winds S at 5 to 10 mph. Chance of rain 30%.
Thursday Night
nt_chancetstorms Scattered thunderstorms in the evening. Partly cloudy skies overnight. Low 64F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 60 | 57 73 | 61 76 | 59 69 | 66
Wind 4 mph S 7 mph S 7 mph SE 5 mph SW
Humidity 90% 68% 56% 88%
Chance of Precip. 10% 10% 30% 40%
Cloud Cover 69% 71% 45% 50%
Conditions Mostly Cloudy Mostly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
5:48 AM
8:51 PM
Friday
partlycloudy Mostly sunny early then becoming mostly cloudy later in the day. High 84F. Winds SSW at 10 to 15 mph.
Friday Night
nt_mostlycloudy Mainly cloudy. Low 67F. Winds S at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 65 | 64 77 | 67 82 | 69 72 | 68
Wind 6 mph SW 11 mph S 10 mph SSW 9 mph S
Humidity 97% 72% 65% 87%
Chance of Precip. 20% 10% 10% 10%
Cloud Cover 34% 17% 67% 68%
Conditions Partly Cloudy Clear Mostly Cloudy Mostly Cloudy
Sunrise & Sunset
5:49 AM
8:50 PM
Saturday
chancetstorms Scattered thunderstorms in the morning, then partly cloudy late. High 87F. Winds SSW at 15 to 25 mph. Chance of rain 40%.
Saturday Night
nt_clear Mainly clear early, then a few clouds later on. Low 68F. Winds SSW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 68 | 66 80 | 70 85 | 73 75 | 71
Wind 7 mph SSW 15 mph S 12 mph SSW 9 mph SSW
Humidity 94% 72% 66% 87%
Chance of Precip. 20% 40% 0% 10%
Cloud Cover 53% 79% 23% 13%
Conditions Partly Cloudy Chance of a Thunderstorm Clear Clear
Sunrise & Sunset
5:50 AM
8:50 PM
Sunday
partlycloudy Partly to mostly cloudy. High 89F. Winds SSW at 10 to 20 mph.
Sunday Night
nt_clear Clear skies. Low 68F. Winds SW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 70 | 67 82 | 71 86 | 73 75 | 71
Wind 8 mph SSW 13 mph SSW 11 mph SSW 8 mph SW
Humidity 92% 69% 63% 90%
Chance of Precip. 20% 10% 0% 20%
Cloud Cover 63% 58% 18% 23%
Conditions Mostly Cloudy Partly Cloudy Clear Clear
Sunrise & Sunset
5:50 AM
8:49 PM
Monday
clear Sunny. High 86F. Winds NW at 5 to 10 mph.
Monday Night
nt_partlycloudy A few clouds from time to time. Low 66F. Winds WNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 69 | 67 80 | 67 84 | 64 73 | 67
Wind 7 mph WSW 9 mph NW 7 mph NNW 4 mph W
Humidity 94% 64% 52% 84%
Chance of Precip. 20% 10% 10% 20%
Cloud Cover 16% 15% 19% 64%
Conditions Clear Clear Clear Mostly Cloudy
Sunrise & Sunset
5:51 AM
8:49 PM
Tuesday
chancetstorms Scattered thunderstorms. High near 85F. Winds NNW at 5 to 10 mph. Chance of rain 40%.
Tuesday Night
nt_chancetstorms Scattered thunderstorms in the evening. Partly cloudy skies overnight. Low near 65F. Winds NNW at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 66 79 | 70 82 | 70 72 | 67
Wind 5 mph NW 8 mph NNW 9 mph NNW 4 mph NNW
Humidity 95% 74% 67% 86%
Chance of Precip. 20% 40% 40% 40%
Cloud Cover 43% 50% 50% 50%
Conditions Partly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
5:52 AM
8:48 PM
Wednesday
chancetstorms Isolated thunderstorms in the morning, becoming mostly sunny late. High 84F. Winds NNW at 5 to 10 mph. Chance of rain 30%.
Wednesday Night
nt_clear Mostly clear skies. Low around 65F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 64 78 | 66 81 | 68 71 | 66
Wind 5 mph NNW 7 mph NNE 6 mph NNW 4 mph NNE
Humidity 93% 67% 64% 85%
Chance of Precip. 10% 20% 20% 20%
Cloud Cover 31% 28% 23% 19%
Conditions Partly Cloudy Clear Clear Clear
Sunrise & Sunset
Sun does not rise
Thursday
partlycloudy Partly cloudy. High 84F. Winds N at 5 to 10 mph.
Thursday Night
nt_chancetstorms Scattered thunderstorms. Low around 65F. Winds ENE at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 64 78 | 67 81 | 68 71 | 66
Wind 5 mph NW 8 mph ENE 7 mph NNE 5 mph ENE
Humidity 92% 70% 64% 84%
Chance of Precip. 10% 20% 30% 40%
Cloud Cover 26% 33% 37% 50%
Conditions Clear Partly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
Sun does not rise
Friday
chancetstorms Mixed clouds and sun with scattered thunderstorms. High 84F. Winds E at 5 to 10 mph. Chance of rain 40%.
Friday Night
nt_tstorms Partly cloudy in the evening followed by scattered thunderstorms after midnight. Low 66F. Winds ESE at 5 to 10 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 66 | 64 79 | 67 82 | 69 72 | 66
Wind 6 mph N 9 mph E 9 mph ENE 6 mph SE
Humidity 91% 68% 65% 81%
Chance of Precip. 40% 40% 40% 10%
Cloud Cover 56% 61% 50% 45%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Partly Cloudy
Sunrise & Sunset
Sun does not rise
Saturday
chancetstorms Widely scattered showers or a thunderstorm early. Then partly cloudy. High near 85F. Winds SSE at 5 to 10 mph. Chance of rain 30%.
Saturday Night
nt_chancetstorms Variable clouds with a slight chance of thunderstorms overnight. Low around 65F. Winds WSW at 5 to 10 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 65 79 | 68 82 | 68 71 | 66
Wind 6 mph E 9 mph SE 9 mph SW 5 mph W
Humidity 91% 70% 63% 83%
Chance of Precip. 40% 20% 20% 20%
Cloud Cover 51% 52% 37% 27%
Conditions Chance of a Thunderstorm Partly Cloudy Partly Cloudy Clear
Sunrise & Sunset
Sun does not rise
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 65 79 | 68 82 | 68 66 | 62
Wind 6 mph E 9 mph SE 9 mph SW 0 mph SSE
Humidity 91% 70% 63% 84%
Chance of Precip. 40% 20% 20% 0%
Cloud Cover 51% 52% 37% %
Conditions Chance of a Thunderstorm Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise