Johnston, IA Weather Forecast

Today's Weather

Mon, May 18

Mostly cloudy and humid, breezy in the p.m.; a few p.m. t-storms, some severe; there is a significant risk for damaging wind gusts, tornadoes and large hail Hi: 80°

Tonight: A severe evening thunderstorm; overcast and breezy; storms can bring flooding downpours, hail, damaging wind gusts, and tornadoes Lo: 50°

Current Weather

6:14 AM

Looking Ahead

Thunderstorms, some severe, late this afternoon through this evening

Johnston Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

5/18

80° 50°

A few t-storms, some severe

Night: A severe evening thunderstorm

70%

Tue

5/19

63° 45°

Cooler; a few morning showers

Mostly cloudy

60%

Wed

5/20

66° 49°

Some sun, then turning cloudy

Cloudy

Thu

5/21

62° 53°

Mostly cloudy

Cloudy with showers around

25%

Fri

5/22

66° 54°

Mostly cloudy, showers around

Cloudy with a shower late

94%

Sat

5/23

76° 57°

A couple of showers possible

Mainly clear

30%

Sun

5/24

82° 62°

Mostly cloudy

Mainly clear with a shower

25%

Mon

5/25

83° 61°

Intervals of clouds and sun

Partly cloudy

Tue

5/26

81° 62°

An afternoon shower

Rain becoming steadier

55%

Wed

5/27

82° 63°

Humid; a little p.m. rain

Some clouds; humid

55%

Sun & Moon

14 hrs 37 mins

Rise 5:53 AM

Set 8:30 PM

Waxing Crescent

Rise 6:59 AM

Set 11:26 PM

Air Quality

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.