Wed Jan 8 01:08:01 AM EST 2025 Northern Black Hills- Including the cities of Lead, Deadwood, Cheyenne Crossing, Brownsville, Terry Peak, Deerfield, Rochford, Mystic, Silver City, Galena, and Nemo 1106 PM MST Tue Jan 7 2025 .OVERNIGHT...Mostly clear. Lows 5 to 10 above. Temperature rising to around 15. West winds 5 to 10 mph with gusts up to 20 mph. Wind chill values near zero. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 30s. West winds 5 to 10 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Snow. Patchy blowing and drifting snow after midnight. Snow may be heavy at times after midnight. Snow accumulation of 2 to 4 inches. Lows 15 to 20. Northwest winds 10 to 20 mph. Gusts up to 35 mph, increasing to 45 mph after midnight. Wind chill values near zero after midnight. .THURSDAY...Patchy blowing and drifting snow in the morning. Mostly cloudy with snow likely in the morning, then partly cloudy with a slight chance of snow in the afternoon. Additional snow accumulation around an inch possible. Highs in the lower 20s. Northwest winds 10 to 20 mph. Gusts up to 45 mph, decreasing to 35 mph in the afternoon. Chance of snow 60 percent. Wind chill values near zero. .THURSDAY NIGHT...Partly cloudy with a slight chance of snow in the evening, then mostly clear after midnight. Lows around 10. Northwest winds 10 to 15 mph. Gusts up to 35 mph, decreasing to 25 mph after midnight. Chance of snow 20 percent. Wind chill values near zero. .FRIDAY...Mostly sunny. Highs in the lower 30s. .FRIDAY NIGHT...Snow. Light snow accumulation. Lows in the lower 20s. Chance of snow 90 percent. .SATURDAY...Snow. Patchy blowing and drifting snow in the afternoon. Additional light snow accumulation. Highs in the upper 20s. Chance of snow 90 percent. .SATURDAY NIGHT...Snow. Additional light snow accumulation. Lows around 15. Chance of snow 90 percent. .SUNDAY...Snow. Additional light snow accumulation. Highs in the lower 20s. Chance of snow 90 percent. .SUNDAY NIGHT...Snow. Additional light snow accumulation. Lows around 10. Chance of snow 90 percent. .MONDAY...Mostly cloudy with snow likely in the morning, then partly cloudy with a chance of snow in the afternoon. Additional light snow accumulation possible. Highs in the lower 20s. Chance of snow 60 percent. .MONDAY NIGHT...Partly cloudy with a 40 percent chance of snow. Near steady temperature around 15. .TUESDAY...Partly cloudy. A slight chance of snow in the morning, then a chance of snow in the afternoon. Highs in the mid 20s. Chance of snow 30 percent.