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Castle Rock, SD
 16° 
Last Updated on Feb 17 2018, 5:56 pm MST
Relative Humidity77%
WindEast at 6.9 MPH
(6 KT)
Pressure29.74 mb
Dewpoint10.0 F (-12.2 C)
Wind Chill6 F (-14 C)

7-Day Forecast

Tonight
Slight Chance Snow
Low: 17°
A 20% chance of snow after 11pm.
Cloudy with a temperature rising to around 27 by 2am.
Southeast wind 13 to 16 mph becoming
west after midnight.
Winds could gust as high as 23 mph.


Sunday
Chance Snow and Patchy Blowing Snow
High: 25°
A 40% chance of snow after 11am.
Patchy blowing snow after 5pm.
Cloudy with a temperature falling to around 6 by 5pm.
Wind chill values
between -1 and -11.
Blustery with a north wind 15 to 21 mph
with gusts as high as 29 mph.


Sunday Night
Snow
Low: -3°
Snow.
Low around -3.
Wind chill values
between -8 and -16.
Northeast wind around 11 mph.
Chance of precipitation is 80%.
New snow accumulation of 2 to 4 inches possible.


Washington's Birthday
Snow Likely
High:
Snow likely.
Cloudy with a high near 3.
Wind chill values
between -12 and -20.
Northeast wind around 10 mph.
Chance of precipitation is 70%.


Monday Night
Chance Snow
Low: -13°
A 30% chance of snow, mainly before 11pm.
Cloudy with a low around -13.
North wind around 8 mph.


Tuesday
Decreasing Clouds
High:
Cloudy,
then gradually becoming mostly sunny with a high near 4.
Northwest wind 9 to 11 mph.


Tuesday Night
Partly Cloudy
Low: -12°
Partly cloudy with a low around -12.


Wednesday
Sunny
High: 14°
Sunny with a high near 14.


Wednesday Night
Mostly Clear
Low: -1°
Mostly clear with a low around -1.


Thursday
Mostly Sunny
High: 25°
Mostly sunny with a high near 25.


Thursday Night
Mostly Cloudy
Low:
Mostly cloudy with a low around 6.


Friday
Mostly Sunny
High: 27°
Mostly sunny with a high near 27.


Friday Night
Partly Cloudy
Low:
Partly cloudy with a low around 8.


Saturday
Mostly Sunny
High: 28°
Mostly sunny with a high near 28.


Source: National Weather Service








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