Severe Weather in the Central Plains; Fire Concerns in the Southern High Plains and Southwest; Late-Season Mountain Snow

Severe storms, including large hail, wind, and perhaps a couple of tornadoes, are possible in the central Plains. Dry, windy conditions and lightning from dry thunderstorms may produce hazardous fire conditions in the Southwest and southern High Plains. Late-season snow is expected in the Northwest and the Great Basin. Heat is spreading across the eastern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Vinton, Vinton Veterans Memorial Airpark Airport (KVTI)

Lat: 42.22°NLon: 92.03°WElev: 846ft.

Partly Cloudy

67°F

19°C

Humidity 76%
Wind Speed E 8 mph
Barometer 29.78 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 May 3:15 am CDT
Extended Forecast for

Keystone IA

  • Overnight

    Overnight: Showers and possibly a thunderstorm.  Steady temperature around 63. East wind around 10 mph.  Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 11am.  High near 84. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    High: 84 °F

    Showers then
    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am.  Low around 65. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    Low: 65 °F

    Partly Cloudy
    and Breezy
    then Showers

  • Monday

    Monday: Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 1pm.  High near 84. South wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 84 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 57. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 57 °F

    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69.

    High: 69 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Steady temperature around 63. East wind around 10 mph. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms, mainly before 11am. High near 84. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 65. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 1pm. High near 84. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 57. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday
Mostly cloudy, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Partly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Keystone IA
 42°N 92.19°W (Elev. 945 ft)
1:26 am CDT May 17, 2026
3am CDT May 17, 2026-6pm CDT May 23, 2026
 
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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