Newcastle, WY

Current conditions, hourly and 7-day forecast, and live radar for Newcastle, WY 82701. Right now: mostly clear, 48°F. Data from the National Weather Service.

• Tonight: Mostly clear. Low around 48, with temperatures rising to around 50 overnight. Northeast wind around 5 mph.
• Thursday: Sunny, with a high near 84. South wind 2 to 6 mph, with gusts as high as 16 mph.
• Thursday Night: Mostly clear. Low around 54, with temperatures rising to around 56 overnight. Southeast wind 2 to 8 mph.
• Friday: Mostly sunny. High near 82, with temperatures falling to around 79 in the afternoon. Northwest wind 2 to 15 mph, with gusts as high as 25 mph.
• Friday Night: Partly cloudy, with a low around 48. Northeast wind 3 to 14 mph, with gusts as high as 24 mph.
• Saturday: Mostly sunny, with a high near 72. Southeast wind 3 to 20 mph, with gusts as high as 29 mph.