Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

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

Fog/Mist

37°F

3°C

Humidity	96%
Wind Speed	N 6 mph
Barometer	30.05 in (1020.2 mb)
Dewpoint	36°F (2°C)
Visibility	4.00 mi
Wind Chill	32°F (0°C)
Last update	24 Dec 5:56 pm CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Cedar County

Tonight

Mostly cloudy. Areas of dense fog this evening, then widespread dense fog after midnight. Lows in the mid 30s. Northeast winds 5 to 10 mph.

Christmas Day

Mostly cloudy. Areas of dense fog in the morning. Patchy fog in the afternoon. Cooler with highs in the upper 40s. Southeast winds 10 to 15 mph.

Thursday Night

Mostly cloudy in the evening, then clearing. Lows in the mid 30s. South winds around 10 mph, becoming west after midnight.

Friday

Mostly sunny. Highs in the mid 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph, becoming southwest in the afternoon.

Friday Night

Mostly cloudy. Lows in the upper 30s. South winds 5 to 10 mph.

Saturday

Mostly sunny. Highs around 60.

Saturday Night

Mostly cloudy and breezy. Much cooler with lows around 20.

Sunday

Mostly cloudy with a slight chance of snow in the morning, then mostly sunny in the afternoon. Windy and much cooler with highs in the mid 20s. Temperature falling to around 20 in the afternoon. Chance of snow 20 percent.

Sunday Night

Mostly clear. Colder with lows 5 to 10 above. Wind chill values as low as 10 below after midnight.

Monday

Sunny. Highs in the mid 20s. Wind chill values as low as 10 below in the morning.

Monday Night

Partly cloudy in the evening, then becoming mostly cloudy. Lows 10 to 15.

Tuesday

Mostly sunny. Not as cool with highs in the lower 40s.

Tuesday Night

Partly cloudy. Lows around 20.

Wednesday

Mostly cloudy. Highs in the mid 30s.