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Johnston, IA

85°F
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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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Winter Center

Today

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

Today's Weather

Tue, Sep 8

Partly sunny, hot and humid; a drenching thunderstorm this afternoon; thunderstorms could bring damaging winds, flash flooding and hail Hi: 94°

Tonight: Partly cloudy, warm and humid with a couple of drenching thunderstorms; thunderstorms could bring damaging winds, flash flooding and hail Lo: 71°

Current Weather

12:31 PM

85°F
RealFeel® 100°
Partly sunny More Details
RealFeel Shade™ 91°
Heat Index 92°
Wind S 4 mph
Wind Gusts 8 mph
Air Quality Fair

Looking Ahead

Heavy thunderstorms into tomorrow will bring relief from the heat

Johnston Weather Radar

Johnston Weather Radar
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Clouds
Temperature

Hourly Weather

1 PM 88°
rain drop 10%
2 PM 90°
rain drop 30%
3 PM 92°
rain drop 30%
4 PM 94°
rain drop 36%
5 PM 91°
rain drop 49%
6 PM 88°
rain drop 71%
7 PM 84°
rain drop 71%
8 PM 81°
rain drop 49%
9 PM 79°
rain drop 49%
10 PM 77°
rain drop 65%
11 PM 76°
rain drop 59%
12 AM 75°
rain drop 49%

10-Day Weather Forecast

Today

9/8

94° 71°

A heavy t-storm in the p.m.

Night: Partly cloudy, heavy t-storms

91%

Wed

9/9

85° 59°

A heavy t-storm in the a.m.

Mainly clear

55%

Thu

9/10

81° 60°

Sunny and less humid

Clear

5%

Fri

9/11

84° 65°

Some sun, breezy and humid

Humid with a thunderstorm

13%

Sat

9/12

76° 57°

A morning t-storm in the area

A thunderstorm around early

55%

Sun

9/13

74° 63°

An afternoon t-storm or two

Cloudy with heavy t-storms

72%

Mon

9/14

78° 57°

Cloudy, afternoon t-storms

A couple of evening showers

78%

Tue

9/15

72° 54°

Less humid with some sun

Turning cloudy, a shower late

1%

Wed

9/16

73° 56°

Overcast with showers

Strong thunderstorms late

74%

Thu

9/17

72° 54°

A couple of morning showers

Clear

67%

Sun & Moon

12 hrs 49 mins
Rise 6:48 AM
Set 7:37 PM
Waning Crescent
Rise 3:41 AM
Set 6:26 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Very High Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen High Data is not supported in this location Dust & Dander Extreme Data is not supported in this location

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World North America United States Iowa Johnston

Weather Near Johnston:

  • Ames, IA
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