7-Day Zone Forecast for Centennial Mountains/Island Park (Text-Only)
NWS Forecast for: Centennial Mountains/Island Park
Issued by: National Weather Service Pocatello, ID
Last Update: 216 AM MST Sat Mar 7 2026


Today: Mostly cloudy. Patchy fog in the morning. A slight chance of snow in the morning...then a chance of snow in the afternoon. Snow accumulation of 2 to 3 inches. Highs 33 to 40.

Tonight: Mostly cloudy. A chance of snow in the evening...then a slight chance of snow after midnight. Patchy fog through the night. Snow accumulation up to 2 inches. Lows 25 to 32.

Sunday: Mostly cloudy. Patchy fog in the morning. A chance of snow in the morning...then a slight chance of rain and snow in the afternoon. Not as cool. Snow accumulation up to 1 inch. Highs 40 to 48.

Sunday Night: Partly cloudy. Lows 26 to 35.

Monday: Partly sunny with a chance of snow and rain. Highs 42 to 51.

Monday Night: Partly cloudy with a chance of snow. Lows 18 to 27.

Tuesday: Partly sunny with a chance of snow. Highs 30 to 38.

Tuesday Night: Mostly clear with a slight chance of snow. Lows 12 to 22.

Wednesday: Partly sunny with a slight chance of snow. Highs 35 to 43.

Wednesday Night: Mostly cloudy with a chance of snow. Lows 24 to 33.

Thursday: Mostly cloudy with a chance of snow and rain. Breezy. Highs 46 to 55.

Thursday Night And Friday: Mostly cloudy with a chance of snow. Lows 26 to 36. Highs 43 to 52.







Zone Forecast: Centennial Mountains/Island Park

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