Northeastern Yellowstone- Including the cities of Custer and Pompeys Pillar 350 PM MDT Tue Apr 23 2024 .TONIGHT...Partly cloudy. Lows in the upper 30s. East winds 5 to 10 mph. .WEDNESDAY...Sunny, warmer. Highs in the upper 70s. Southwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph in the evening shifting to the west overnight. .THURSDAY...Partly sunny. Highs in the lower 70s. North winds 5 to 15 mph. .THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows in the upper 40s. Northwest winds 5 to 15 mph. .FRIDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the mid 40s. .SATURDAY...Rain showers likely. Highs in the upper 50s. Chance of precipitation 60 percent. .SATURDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the lower 40s. .SUNDAY...Partly sunny with a 40 percent chance of rain showers. Highs in the mid 60s. .SUNDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the lower 40s. .MONDAY...Mostly sunny. A 30 percent chance of rain showers in the afternoon. Highs around 70. .MONDAY NIGHT...Mostly cloudy. Chance of rain showers in the evening, then slight chance of rain showers overnight. Lows in the lower 40s. Chance of precipitation 30 percent. .TUESDAY...Partly sunny. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs in the upper 60s. Chance of precipitation 30 percent. $$