Local Forecast

Keystone, IA Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Keystone, IA

Active Alerts 2 active

Hour-by-Hour  Current Observation

Thursday 11:30 AM CDTThursday 11:30 AM

°F °C
Regional Observations →
71°F

Light Rain

  • 78° / 66° High / Low
  • 71° Feels Like
  • 0% Chance of Rain

Wind

17 mph

G 24 mph

ESE

UV Index

8

Very High

Humidity

94%

Dew 69°F

Sun

6:15 AM · 8:11 PM

Rise · Set

Source: MARSHALLTOWN (KMIW). Slider scrubs the next 12 hours.

5-Day Outlook

Through Monday

Local Radar →

Today

78° 66°

Thunderstorms

Overnight: Thunderstorms

Detailed forecast

Today

Occasional showers and thunderstorms. Mostly cloudy. High near 78, with temperatures falling to around 76 in the afternoon. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Night

Occasional showers and thunderstorms. Mostly cloudy. Low around 65, with temperatures rising to around 68 overnight. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 2 and 3 inches possible.

Friday

82° 68°

Thunderstorms Likely

Overnight: Thunderstorms Likely

Detailed forecast

Friday

Occasional showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 10am, then a slight chance of showers and thunderstorms between 10am and noon, then showers and thunderstorms likely between noon and 3pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 81, with temperatures falling to around 79 in the afternoon. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Night

A chance of showers and thunderstorms before 10pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. Southeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Saturday

86° 68°

Chance of Thunderstorms

Overnight: Thunderstorms Likely

Detailed forecast

Saturday

Showers and thunderstorms likely before 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Night

Showers and thunderstorms likely after 7pm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

82° 62°

Chance of Thunderstorms

Overnight: Slight Chance of Showers

Detailed forecast

Sunday

Showers and thunderstorms likely. Partly sunny, with a high near 82. Chance of precipitation is 70%.

Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

Monday

80° 60°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

A slight chance of rain showers before 7am. Sunny, with a high near 80.

Night

Mostly clear, with a low around 60.

Keystone, IA Weather Analysis Tools