JOHNSTON, IA 50131 Weather Forecast & Current Conditions
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  50131 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

ANKENY, IA
Current Weather
1:15 AM CDT JUN 9, 2026
Clear
72°F
Feels Like: 72°F
Dewpoint: 70°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: Calm
Pressure: 29.93 inches
Last 72 hours

Local Area Snow Depth

Iowa Current Weather

Iowa MOS Forecast Weather


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(Automated weather data from NWS/FAA)
  50131 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

JOHNSTON, IA 50131
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Partly cloudy late this evening, then becoming mostly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.
TUESDAY
Mostly sunny. Humid with highs in the lower 90s. Southeast winds around 5 mph, increasing to south 10 to 15 mph in the afternoon. Heat index values up to 103 in the afternoon.
TUESDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Humid with lows in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent. Heat index values up to 104 early in the evening.
WEDNESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 50 percent. Heat index values up to 100.
WEDNESDAY NIGHT
Partly cloudy in the evening. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming south around 5 mph after midnight. Chance of rain 70 percent.
THURSDAY
Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 80 percent.
THURSDAY NIGHT
Mostly clear. Lows in the upper 50s.
FRIDAY
Sunny. Highs in the mid 80s.
FRIDAY NIGHT
Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 20 percent.
SATURDAY
Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.
SATURDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the upper 50s. Chance of rain 40 percent.
SUNDAY
Mostly sunny with a 20 percent chance of showers. Highs in the upper 70s.
SUNDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly cloudy after midnight. Lows in the upper 50s. Chance of rain 20 percent.

  50131 WEATHER SATELLITE LOOPS
Visible Weather Satellite
JOHNSTON, IA 50131
Infrared Weather Satellite
JOHNSTON, IA 50131
  50131 WEATHER RADAR LOOP
NEXRAD Weather Radar
JOHNSTON, IA 50131
 MOS COMPUTER WEATHER FORECAST

ANKENY, IA 3 hourly weather forecast
weather forecast created  7:00 PM CDT  6/ 8/2026
Tuesday
9 JUN 2026		 JOHNSTON, IA 50131 weather forecast Day 1, 0 hours 1 AM 72° 72° Partly Cloudy 4%

 0% Thunder
( 17% severe)		   CALM 93% 70°
Low 69° JOHNSTON, IA 50131 weather forecast Day 1, 3 hours 4 AM 70° 70° Mostly Cloudy   CALM 97% 69°
High 91° JOHNSTON, IA 50131 weather forecast Day 1, 6 hours 7 AM 71° 71° Mostly Cloudy 3%

 0% Thunder
( 13% severe)		   CALM 97% 70°

Partly Cloudy



 JOHNSTON, IA 50131 weather forecast Day 1, 9 hours 10 AM 80° 84° Partly Cloudy S   6 79% 73°
JOHNSTON, IA 50131 weather forecast Day 1, 12 hours 1 PM 87° 94° Partly Cloudy 7%

 0% Thunder
( 19% severe)		 SSE   10 63% 73°
JOHNSTON, IA 50131 weather forecast Day 1, 15 hours 4 PM 90° 99° Partly Cloudy S   13 58% 73°
JOHNSTON, IA 50131 weather forecast Day 1, 18 hours 7 PM 90° 101° Partly Cloudy 19%
RAIN
<.01 in		 0% Thunder
( 39% severe)		 S   12 62% 75°
JOHNSTON, IA 50131 weather forecast Day 1, 21 hours 10 PM 83° 90° Partly Cloudy SSE   12 77% 75°
Wednesday
10 JUN 2026		 JOHNSTON, IA 50131 weather forecast Day 2, 0 hours 1 AM 79° 82° Mostly Cloudy 9%

 0% Thunder
( 17% severe)		 S   13 82% 73°
Low 75° JOHNSTON, IA 50131 weather forecast Day 2, 3 hours 4 AM 76° 77° Partly Cloudy S   14 85% 71°
High 91° JOHNSTON, IA 50131 weather forecast Day 2, 6 hours 7 AM 77° 79° Partly Cloudy 21%
RAIN
.5–1 in		 0% Thunder
( 34% severe)		 S   15 82% 71°

Partly Cloudy

Rain Likely


Breezy		 JOHNSTON, IA 50131 weather forecast Day 2, 9 hours 10 AM 83° 88° Partly Cloudy SSW   18 70% 72°
JOHNSTON, IA 50131 weather forecast Day 2, 12 hours 1 PM 88° 95° Partly Cloudy 57%
RAIN
***		 0% Thunder
( 54% severe)		 S   20 59% 72°
JOHNSTON, IA 50131 weather forecast Day 2, 15 hours 4 PM 90° 98° Partly Cloudy SSW   18 56% 72°
JOHNSTON, IA 50131 weather forecast Day 2, 18 hours 7 PM 87° 93° Partly Cloudy 42%
RAIN
***		 0% Thunder
( 28% severe)		 SW   13 59% 71°
JOHNSTON, IA 50131 weather forecast Day 2, 21 hours 10 PM 78° 80° Partly Cloudy SW   9 71% 68°

ANKENY, IA extended weather forecast
Thursday
11 JUN 2026		 Friday
12 JUN 2026		 Saturday
13 JUN 2026		 Sunday
14 JUN 2026		 Monday
15 JUN 2026
Low 71° Low 55° Low 60° Low 62° Low 55°
High 79° High 80° High 83° High 75° High 72°
JOHNSTON, IA 50131 weather forecast Day 3 JOHNSTON, IA 50131 weather forecast Day 4 JOHNSTON, IA 50131 weather forecast Day 5 JOHNSTON, IA 50131 weather forecast Day 6 JOHNSTON, IA 50131 weather forecast Day 7
Overcast
77% Rain		 Clear
12% Rain		 Partly Cloudy
21% Rain		 Overcast
58% Rain		 Mostly Cloudy
36% Rain
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