Hourly Weather Forecast - Johnston, IA

12 AM
7°F
10%
8mph
WNW
Mostly Cloudy
Humidity
50%
Feels like
-5°F
Dew Point
-8°F
1 AM
7°F
10%
7mph
WNW
Mostly Cloudy
Humidity
50%
Feels like
-5°F
Dew Point
-8°F
2 AM
6°F
10%
7mph
WNW
Mostly Cloudy
Humidity
50%
Feels like
-5°F
Dew Point
-8°F
3 AM
7°F
0%
7mph
WNW
Mostly Cloudy
Humidity
49%
Feels like
-5°F
Dew Point
-8°F
4 AM
8°F
0%
7mph
W
Mostly Cloudy
Humidity
48%
Feels like
-4°F
Dew Point
-8°F
5 AM
8°F
0%
7mph
W
Mostly Cloudy
Humidity
47%
Feels like
-3°F
Dew Point
-8°F
6 AM
9°F
0%
7mph
W
Partly Cloudy
Humidity
47%
Feels like
-2°F
Dew Point
-8°F
7 AM
10°F
10%
7mph
W
Partly Cloudy
Humidity
48%
Feels like
-1°F
Dew Point
-6°F
7:38 AM
8 AM
12°F
10%
8mph
W
Mostly Sunny
Humidity
50%
Feels like
1°F
Dew Point
-3°F
9 AM
15°F
10%
8mph
W
Sunny
Humidity
52%
Feels like
3°F
Dew Point
0°F
10 AM
17°F
10%
10mph
WNW
Sunny
Humidity
51%
Feels like
5°F
Dew Point
2°F
11 AM
19°F
10%
11mph
WNW
Sunny
Humidity
50%
Feels like
7°F
Dew Point
4°F
12 PM
21°F
10%
12mph
WNW
Sunny
Humidity
48%
Feels like
9°F
Dew Point
5°F
1 PM
23°F
10%
13mph
WNW
Mostly Sunny
Humidity
46%
Feels like
12°F
Dew Point
6°F
2 PM
25°F
10%
13mph
W
Partly Cloudy
Humidity
44%
Feels like
13°F
Dew Point
6°F
3 PM
25°F
10%
12mph
W
Partly Cloudy
Humidity
43%
Feels like
14°F
Dew Point
6°F
4 PM
24°F
10%
12mph
W
Mostly Cloudy
Humidity
44%
Feels like
13°F
Dew Point
6°F
5 PM
25°F
10%
11mph
W
Cloudy
Humidity
44%
Feels like
14°F
Dew Point
6°F
5:12 PM
6 PM
23°F
10%
10mph
W
Cloudy
Humidity
54%
Feels like
12°F
Dew Point
9°F
7 PM
21°F
10%
7mph
W
Cloudy
Humidity
52%
Feels like
12°F
Dew Point
6°F
8 PM
18°F
10%
7mph
W
Cloudy
Humidity
59%
Feels like
8°F
Dew Point
6°F
9 PM
17°F
10%
7mph
WNW
Mostly Cloudy
Humidity
60%
Feels like
8°F
Dew Point
6°F
10 PM
18°F
0%
8mph
WNW
Mostly Cloudy
Humidity
63%
Feels like
8°F
Dew Point
8°F
11 PM
19°F
0%
9mph
WNW
Mostly Cloudy
Humidity
65%
Feels like
8°F
Dew Point
9°F

Tuesday's Weather Outlook

Today's Weather Outlook

Rain and snow showers will sweep through the Great Lakes as the Western U.S. begins a pattern of quiet and dry weather.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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