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Keystone, IA Weather Forecast

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Keystone, IA Weather Forecast

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Keystone IA weather - Clear - 51°F
Clear
51°F
Updated 9:14 am
Feels Like 47°F
Humidity 76%
Wind ENE 10 mph
Barometer  30.35 in
Dew Point 44°F
Keystone IA weather - Clear - 11°C
Clear
11°C
Updated 9:14 am
Feels Like 9°C
Humidity 76%
Wind ENE 16 km/h
Barometer  102.7 kPa
Dew Point 7°C
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Keystone Weather Forecast

TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Keystone, IA Weather - Today Mostly Cloudy Keystone, IA Weather - Tonight Mostly Cloudy Keystone, IA Weather - Tuesday Mostly Cloudy Keystone, IA Weather - Tuesday Night Mostly Cloudy Keystone, IA Weather - Wednesday Partly Sunny Keystone, IA Weather - Wednesday Night Chance Of T-Storm Keystone, IA Weather - Thursday Partly Sunny Keystone, IA Weather - Thursday Night Chance Of Showers Keystone, IA Weather - Friday Chance Of Showers Keystone, IA Weather - Friday Night Chance Of Showers Keystone, IA Weather - Saturday Chance Of Showers Keystone, IA Weather - Saturday Night Chance Of Showers
Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Sunny Chance of T-Storm Partly Sunny Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers
Hi: 69°FHi: 21°C
 Lo: 50°FLo: 10°C Hi: 71°FHi: 22°C
 Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
 Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
 Lo: 51°FLo: 11°C Hi: 71°FHi: 22°C
 Lo: 55°FLo: 13°C Hi: 69°FHi: 21°C
Lo: 51°FLo: 11°C		 Hi: 69°FHi: 21°C
Lo: 51°FLo: 11°C
POP: 70% POP: 40% POP: 50% POP: 50% POP: 50% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 346 AM CDT Mon Oct 26 2026 Keystone, IA Weather - WeatherWorld.com

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Issued: 610 AM CDT Mon Oct 26 2026

Key Messages

  • Unseasonably mild fall weather continues through the end of the week with passing clouds and relatively light winds.
  • Mostly dry conditions expected for the beginning of the week with chances gradually increasing midweek and into the weekend.

Aviation

/12Z TAFS THROUGH 12Z TUESDAY/... Issued at 606 AM CDT Mon Oct 26 2026

A weak front has slowly dropped south of Interstate 80 overnight, and will stall over southeast Iowa today. Light and variable winds will gradually become more easterly ...