Thu Feb 20 03:42:32 AM EST 2025 Upper Snake River Plain- Including Idaho Falls, Rexburg, and St. Anthony 142 AM MST Thu Feb 20 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING... .TODAY...Partly sunny. A chance of snow in the morning. Little or no snow accumulation. Highs 32 to 39. Northwest winds up to 10 mph...shifting to west in the afternoon. .TONIGHT...Mostly cloudy. Colder. Patchy fog after midnight. Lows 16 to 24. Southwest winds up to 10 mph. .FRIDAY...Mostly cloudy. Patchy fog in the morning. Highs around 31. Southwest winds up to 10 mph. .FRIDAY NIGHT...Mostly cloudy. Lows 14 to 21. Southeast winds up to 10 mph. .SATURDAY...Partly sunny. Highs 30 to 37. South winds up to 10 mph. .SATURDAY NIGHT...Mostly cloudy. Lows 17 to 25. .SUNDAY...Mostly cloudy with a chance of snow. Highs 34 to 41. .SUNDAY NIGHT...Mostly cloudy with a chance of rain and snow. Lows 28 to 37. .MONDAY AND MONDAY NIGHT...Mostly cloudy. A slight chance of rain and snow. Highs 39 to 46. Lows 26 to 34. .TUESDAY...Partly sunny with a chance of rain and snow. Highs 37 to 44. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 19 to 27. Highs 35 to 42.