National Weather Service

News Headlines

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Ankeny Regional Airport (KIKV)

Lat: 41.69°NLon: 93.57°WElev: 886ft.

Fair

54°F

12°C

Humidity	100%
Wind Speed	Calm
Barometer	30.06 in
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	20 Jun 5:35 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Johnston IA

Today
High: 81 °F
Sunny
Tonight
Low: 59 °F
Mostly Cloudy
then Showers
Likely
Sunday
High: 69 °F
Heavy Rain
and Breezy
Sunday Night
Low: 55 °F
Slight Chance
Showers
Monday
High: 76 °F
Mostly Sunny
Monday Night
Low: 57 °F
Partly Cloudy
Tuesday
High: 79 °F
Mostly Sunny
Tuesday Night
Low: 59 °F
Chance
T-storms
Wednesday
High: 78 °F
Sunny

Detailed Forecast

Today

Sunny, with a high near 81. Light west northwest wind.

Tonight

A slight chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 3am, then showers likely and possibly a thunderstorm after 3am. Increasing clouds, with a low around 59. East wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

Showers and possibly a thunderstorm before 10am, then showers likely. Some of the storms could produce heavy rainfall. High near 69. Breezy, with an east northeast wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

Sunday Night

A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 55. Northeast wind 5 to 14 mph, with gusts as high as 23 mph.

Monday

Mostly sunny, with a high near 76. Northeast wind around 6 mph.

Monday Night

Partly cloudy, with a low around 57.

Tuesday

Mostly sunny, with a high near 79.

Tuesday Night

A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59.

Wednesday

Sunny, with a high near 78.