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St Alphonsus, ID Weather Forecast
St Alphonsus, ID Weather Forecast Date: 230 AM MDT Fri Sep 18 2026
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Today... Partly cloudy with a 30% chance of showers. Patchy fog this morning. Patchy smoke this afternoon. Cooler with highs 70 to 75. Northwest winds 10 to 15 mph with gusts to 25 mph.
Tonight... Partly cloudy in the evening, then clearing. Areas of fog after midnight. Lows 47 to 53. West winds 10 to 15 mph. Gusts to 25 mph in the evening.
Saturday... Areas of fog in the morning. Mostly sunny. Highs 73 to 78. Northwest winds up to 10 mph with gusts to 20 mph.
Saturday Night... Mostly clear. Areas of fog after midnight. Lows 47 to 54. Northwest winds up to 10 mph with gusts to 20 mph in the evening, becoming light after midnight.
Sunday... Areas of fog in the morning. Sunny. Highs 78 to 83. Southeast winds up to 10 mph.
Sunday Night... Mostly clear. Patchy fog after midnight. Lows 49 to 55.
Monday... Patchy fog in the morning. Mostly sunny. Highs 80 to 85.
Monday Night... Partly cloudy. Lows 50 to 56.
Tuesday... Mostly clear. Highs 80 to 89. Lows 49 to 57. Breezy.
Wednesday... Mostly clear. Highs 80 to 89. Lows 49 to 57. Breezy.
POP = Probability of Precipitation
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