Johnston, IA Hourly Weather

Polk County1:50 PM CDT41.67°N, 93.70°WElevation 830 ft

Next 48 hours

1 PM 4 PM 7 PM 10 PM Sat Oct 24 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 7 PM 10 PM Sun Oct 25 1 AM 4 AM 7 AM 10 AM 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Friday, October 2311 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
1 PM Mostly Sunny 72° 72° 1% 0.00 in SSE 12 G18 53% 54° 29% 4
2 PM Mostly Sunny 73° 73° 1% 0.00 in SSE 13 G20 51% 54° 34% 3
3 PM Mostly Sunny 74° 74° 1% 0.00 in SSE 13 G21 48% 53° 39% 2
4 PM Mostly Sunny 75° 75° 1% 0.00 in SSE 13 G21 46% 53° 44% 1
5 PM Mostly Sunny 73° 73° 1% 0.00 in SSE 12 G20 49% 53° 45% 0
6 PM Partly Cloudy 72° 72° 1% 0.00 in SSE 12 G20 53% 54° 46% 0
7 PM Partly Cloudy 67° 67° 0% 0.00 in SSE 10 G20 63% 54° 47% 0
8 PM Partly Cloudy 66° 66° 0% 0.00 in SSE 10 G20 65% 54° 47% 0
9 PM Partly Cloudy 64° 64° 0% 0.00 in SSE 12 G20 67% 53° 47% 0
10 PM Partly Cloudy 63° 63° 0% 0.00 in SSE 12 G20 70% 53° 47% 0
11 PM Partly Cloudy 62° 62° 0% 0.00 in SSE 12 G18 70% 52° 47% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 62° 62° 0% 0.00 in SSE 10 G18 70% 52° 47% 0
1 AM Mostly Cloudy 61° 61° 0% 0.00 in SSE 10 G17 70% 51° 57% 0
2 AM Mostly Cloudy 60° 60° 0% 0.00 in SSE 10 G16 72% 51° 57% 0
3 AM Mostly Cloudy 60° 60° 0% 0.00 in S 9 G16 69% 50° 57% 0
4 AM Mostly Cloudy 59° 59° 0% 0.00 in S 9 G16 72% 50° 57% 0
5 AM Mostly Cloudy 59° 59° 0% 0.00 in S 9 G16 72% 50° 57% 0
6 AM Partly Sunny 58° 58° 0% 0.00 in S 10 G17 75% 50° 57% 0
7 AM Partly Sunny 59° 59° 1% 0.00 in S 10 G17 72% 50° 52% 0
8 AM Partly Sunny 60° 60° 1% 0.00 in S 10 G17 72% 51° 52% 0
9 AM Partly Sunny 62° 62° 1% 0.00 in S 10 G18 67% 51° 52% 1
10 AM Partly Sunny 64° 64° 1% 0.00 in S 10 G18 65% 52° 52% 2
11 AM Partly Sunny 67° 67° 1% 0.00 in S 10 G18 59% 52° 52% 3
12 PM Partly Sunny 70° 70° 1% 0.00 in S 12 G20 55% 53° 52% 4
1 PM Mostly Sunny 73° 73° 3% 0.00 in S 12 G20 49% 53° 49% 4
2 PM Mostly Sunny 75° 75° 3% 0.00 in S 12 G20 46% 53° 49% 3
3 PM Mostly Sunny 75° 75° 3% 0.00 in S 12 G18 46% 53° 49% 2
4 PM Mostly Sunny 75° 75° 3% 0.00 in S 10 G17 46% 53° 49% 1
5 PM Mostly Sunny 74° 74° 3% 0.00 in S 9 G15 50% 54° 49% 0
6 PM Partly Cloudy 71° 71° 3% 0.00 in S 7 G14 55% 54° 49% 0
7 PM Mostly Cloudy 69° 69° 4% 0.00 in S 6 G12 61% 55° 67% 0
8 PM Mostly Cloudy 67° 67° 4% 0.00 in S 6 65% 55° 67% 0
9 PM Mostly Cloudy 65° 65° 4% 0.00 in SSW 6 68% 54° 67% 0
10 PM Mostly Cloudy 63° 63° 4% 0.00 in SSW 6 72% 54° 67% 0
11 PM Mostly Cloudy 62° 62° 4% 0.00 in SSW 6 75% 54° 67% 0
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 61° 61° 4% 0.00 in SSW 5 75% 53° 67% 0
1 AM Mostly Cloudy 60° 60° 9% 0.00 in SSW 5 78% 53° 71% 0
2 AM Mostly Cloudy 59° 59° 9% 0.00 in SW 5 80% 53° 71% 0
3 AM Mostly Cloudy 58° 58° 9% 0.00 in SW 3 83% 53° 71% 0
4 AM Mostly Cloudy 57° 57° 9% 0.00 in WSW 3 86% 53° 71% 0
5 AM Mostly Cloudy 56° 56° 9% 0.00 in W 3 90% 53° 71% 0
6 AM Mostly Cloudy 56° 56° 9% 0.00 in NW 3 86% 52° 71% 0
7 AM Slight Chance Rain Showers 56° 56° 17% <0.01 in NNW 3 86% 52° 77% 0
8 AM Slight Chance Rain Showers 57° 57° 17% <0.01 in NNW 3 G8 83% 52° 77% –
9 AM Slight Chance Rain Showers 58° 58° 17% <0.01 in N 5 80% 52° 77% –
10 AM Slight Chance Rain Showers 60° 60° 17% <0.01 in N 5 75% 52° 77% –
11 AM Slight Chance Rain Showers 62° 62° 17% <0.01 in N 5 70% 52° 77% –
12 PM Slight Chance Rain Showers 64° 64° 17% <0.01 in NNW 6 63% 51° 77% –
1 PM Slight Chance Rain Showers 65° 65° 17% 0.00 in NNW 6 60% 51° 56% –
2 PM Slight Chance Rain Showers 66° 66° 17% 0.00 in NNW 6 58% 51° 56% –
3 PM Slight Chance Rain Showers 67° 67° 17% 0.00 in N 6 54% 50° 56% –
4 PM Slight Chance Rain Showers 67° 67° 17% 0.00 in N 6 54% 50° 56% –
5 PM Slight Chance Rain Showers 66° 66° 17% 0.00 in N 6 56% 50° 56% –
6 PM Slight Chance Rain Showers 63° 63° 17% 0.00 in NNE 5 65% 51° 56% –
7 PM Slight Chance Rain Showers 61° 61° 19% 0.00 in NNE 5 70% 51° 67% –
8 PM Slight Chance Rain Showers 59° 59° 19% 0.00 in NNE 5 75% 51° 67% –
9 PM Slight Chance Rain Showers 57° 57° 19% 0.00 in NNE 5 77% 50° 67% –
10 PM Slight Chance Rain Showers 56° 56° 19% 0.00 in NNE 5 80% 50° 67% –
11 PM Slight Chance Rain Showers 55° 55° 19% 0.00 in NNE 5 83% 50° 67% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 54° 54° 19% 0.00 in NNE 5 83% 49° 67% –
1 AM Chance Rain Showers 53° 53° 29% <0.01 in NNE 5 86% 49° 77% –
2 AM Chance Rain Showers 52° 52° 29% <0.01 in NNE 5 86% 48° 77% –
3 AM Chance Rain Showers 52° 52° 29% <0.01 in NNE 5 86% 48° 77% –
4 AM Chance Rain Showers 51° 51° 29% <0.01 in N 5 86% 47° 77% –
5 AM Chance Rain Showers 50° 48° 29% <0.01 in N 5 86% 46° 77% –
6 AM Chance Rain Showers 49° 47° 29% <0.01 in NNE 5 89% 46° 77% –
7 AM Slight Chance Rain Showers 49° 47° 23% 0.00 in NNE 5 89% 46° 77% –
8 AM Slight Chance Rain Showers 50° 48° 23% 0.00 in NNE 5 89% 47° 77% –
9 AM Slight Chance Rain Showers 51° 51° 23% 0.00 in N 6 86% 47° 77% –
10 AM Slight Chance Rain Showers 53° 53° 23% 0.00 in N 6 83% 48° 77% –
11 AM Slight Chance Rain Showers 55° 55° 23% 0.00 in N 6 77% 48° 77% –
12 PM Slight Chance Rain Showers 57° 57° 23% 0.00 in N 6 69% 47° 77% –
1 PM Slight Chance Rain Showers 58° 58° 16% 0.00 in N 6 G12 67% 47° 68% –
2 PM Slight Chance Rain Showers 59° 59° 16% 0.00 in N 6 G12 62% 46° 68% –
3 PM Slight Chance Rain Showers 60° 60° 16% 0.00 in N 6 G12 60% 46° 68% –
4 PM Slight Chance Rain Showers 60° 60° 16% 0.00 in N 6 G12 60% 46° 68% –
5 PM Slight Chance Rain Showers 59° 59° 16% 0.00 in N 6 64% 47° 68% –
6 PM Slight Chance Rain Showers 58° 58° 16% 0.00 in NNE 5 69% 48° 68% –
7 PM Mostly Cloudy 56° 56° 11% 0.00 in NNE 5 77% 49° 60% –
8 PM Mostly Cloudy 54° 54° 11% 0.00 in NNE 5 83% 49° 60% –
9 PM Mostly Cloudy 53° 53° 11% 0.00 in NNE 3 86% 49° 60% –
10 PM Mostly Cloudy 51° 51° 11% 0.00 in NNE 3 89% 48° 60% –
11 PM Mostly Cloudy 50° 49° 11% 0.00 in N 3 89% 47° 60% –
Tuesday, October 2710 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 49° 48° 11% 0.00 in N 3 93% 47° 60% –
1 AM Mostly Cloudy 48° 47° 8% 0.00 in N 3 93% 46° 54% –
2 AM Mostly Cloudy 47° 46° 8% 0.00 in N 3 93% 45° 54% –
3 AM Mostly Cloudy 47° 46° 8% 0.00 in N 3 93% 45° 54% –
4 AM Mostly Cloudy 46° 45° 8% 0.00 in N 3 93% 44° 54% –
5 AM Mostly Cloudy 45° 44° 8% 0.00 in N 3 96% 44° 54% –
6 AM Partly Sunny 45° 44° 8% 0.00 in N 3 96% 44° 54% –
7 AM Partly Sunny 45° 44° 12% 0.00 in N 3 96% 44° 51% –
8 AM Partly Sunny 46° 45° 12% 0.00 in N 3 G8 93% 44° 51% –
9 AM Partly Sunny 48° 46° 12% 0.00 in N 5 89% 45° 51% –

National Weather Service forecast updated 2 days ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.