National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Vinton, Vinton Veterans Memorial Airpark Airport (KVTI)

Lat: 42.22°NLon: 92.03°WElev: 846ft.

Fair

38°F

3°C

Humidity 64%
Wind Speed NW 3 mph
Barometer 29.95 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 6 May 2:35 am CDT
Extended Forecast for

Keystone IA

  • Overnight

    Overnight: Partly cloudy, with a low around 37. North wind around 5 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Northwest wind 5 to 10 mph.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 33 °F

    Partly Cloudy
    then Areas
    Frost

  • Thursday

    Thursday: Widespread frost before 7am. Otherwise, mostly sunny, with a high near 64. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. North wind around 5 mph.
Wednesday
Partly sunny, with a high near 56. Northwest wind 5 to 10 mph.
Wednesday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Widespread frost before 7am. Otherwise, mostly sunny, with a high near 64. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Keystone IA
 42°N 92.19°W (Elev. 945 ft)
Last Update:
2:41 am CDT May 6, 2026
Forecast Valid:
2am CDT May 6, 2026-6pm CDT May 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation