Severe Weather Threat Shifted to the Southern Plains and Mid-South; Critical Fire Weather in the Southern Plains

Multiple rounds of strong to severe thunderstorms may produce very large hail, swaths of damaging wind, a few tornadoes and heavy rain across parts of Texas into the lower Mississippi and Tennessee Valleys. Gusty winds and dry conditions will continue to promote elevated to critical fire weather conditions across the southern High Plains. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92° N Lon: 97.38° W Elev: 1306 ft.

Fair

36°F

2°C

Humidity 97%
Wind Speed N 6 mph
Barometer 30.13 in (1022.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 29 Apr 3:56 am CDT
Detailed forecast for

Knox County

Rest Of Tonight
Mostly clear. Areas of frost with patchy fog. Near steady temperature in the mid 30s. West winds around 5 mph.
Wednesday
Mostly sunny. Areas of frost with patchy fog in the morning. A slight chance of rain showers in the afternoon. Highs around 60. West winds 5 to 10 mph. Chance of rain 20 percent.
Wednesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of showers. Lows in the mid 30s. North winds 5 to 10 mph.
Thursday
Partly sunny with a 20 percent chance of rain showers. Highs in the mid 50s. North winds 10 to 15 mph.
Thursday Night
Partly cloudy in the evening, then clearing. Widespread frost after midnight. Lows in the lower 30s. North winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight.
Friday
Widespread frost in the morning. Mostly sunny. Highs in the upper 50s.
Friday Night
Partly cloudy in the evening, then clearing. Areas of frost after midnight. Lows in the mid 30s.
Saturday
Widespread frost in the morning. Sunny. Highs in the upper 60s.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 40s.
Sunday
Mostly sunny. Highs around 70.
Sunday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s.
Monday
Mostly sunny. Highs in the lower 70s.
Monday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s.
Tuesday
Mostly sunny. Highs in the mid 70s.



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248 AM CDT Wed Apr 29 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database