Thu Feb 20 08:48:04 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 646 AM MST Thu Feb 20 2025 .TODAY...Mostly sunny. Highs in the upper 20s. South winds 5 to 10 mph. Wind chill values around 20 below this morning. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows around 10. West winds 5 to 10 mph. Wind chill values near zero. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. Northwest winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY NIGHT...Mostly clear. Lows around 20. West winds 5 to 10 mph. Gusts up to 20 mph after midnight. .SATURDAY...Partly cloudy. Highs in the lower 40s. West winds 5 to 10 mph with gusts up to 25 mph. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Partly cloudy. Highs around 50. .SUNDAY NIGHT...Mostly clear. Lows in the lower 30s. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. .MONDAY NIGHT...Mostly clear. Lows in the upper 20s. .TUESDAY...Partly cloudy. A slight chance of rain and snow in the morning, then a chance of rain and snow in the afternoon. Highs in the upper 40s. Chance of precipitation 40 percent. .TUESDAY NIGHT...Partly cloudy with a 40 percent chance of snow. Lows in the mid 20s. .WEDNESDAY...Partly cloudy with a 40 percent chance of snow. Highs in the mid 30s.