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Johnston, IA Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

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3 PM

59°

RealFeel® 58°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

34%

Cloudy

RealFeel Shade™55°

WindE 9 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts16 mph

Humidity58%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling6600 ft

4 PM

59°

RealFeel® 57°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

37%

Cloudy

RealFeel Shade™55°

WindE 10 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts17 mph

Humidity56%

Indoor Humidity41% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling6500 ft

5 PM

60°

RealFeel® 58°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

47%

Cloudy

RealFeel Shade™58°

WindE 9 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts17 mph

Humidity56%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling5500 ft

6 PM

61°

RealFeel® 56°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

51%

Showers

RealFeel Shade™56°

WindE 9 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts15 mph

Humidity57%

Indoor Humidity44% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4500 ft

7 PM

61°

RealFeel® 59°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

47%

Cloudy

RealFeel Shade™59°

WindE 8 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts14 mph

Humidity58%

Indoor Humidity46% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling3600 ft

8 PM

60°

RealFeel® 58°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Cloudy

RealFeel Shade™58°

WindE 8 mph

Air QualityExcellent

Max UV Index0.1 (Low)

Wind Gusts13 mph

Humidity60%

Indoor Humidity46% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling4100 ft

9 PM

59°

RealFeel® 56°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Cloudy

WindE 8 mph

Air QualityExcellent

Wind Gusts13 mph

Humidity66%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling4500 ft

10 PM

58°

RealFeel® 55°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Cloudy

WindE 8 mph

Air QualityExcellent

Wind Gusts12 mph

Humidity71%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling5000 ft

11 PM

58°

RealFeel® 55°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Cloudy

WindE 8 mph

Air QualityFair

Wind Gusts13 mph

Humidity73%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling5500 ft

Hourly Weather Forecast for Johnston

AccuWeather's hourly forecast for Johnston provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 59° with a RealFeel® of 58°, cloudy with a 34% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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