| NWS Forecast for: Lewiston Area Issued by: National Weather Service Spokane, WA Last Update: 355 PM PDT Sun Mar 29 2026 | |
| Tonight: Cloudy. A chance of rain in the evening, then a chance of rain or snow overnight. Lows in the lower to mid 30s. Breezy. West wind 10 to 20 mph with gusts up to 40 mph. Chance of precipitation 50 percent. Monday: Mostly sunny. A chance of snow in the morning. Highs in the lower 40s to lower 50s. West wind 5 to 15 mph. Gusts up to 35 mph decreasing to 25 mph in the afternoon. Chance of precipitation 20 percent. Monday Night: Mostly clear. Lows in the upper 20s to lower 30s. Tuesday: Mostly sunny. Not as cool. Highs in the 50s. Tuesday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Wednesday: Rain or snow likely. Highs in the lower to mid 50s. Chance of precipitation 70 percent. Wednesday Night: Rain. Lows in the mid to upper 30s. Chance of precipitation near 100 percent. Thursday: Breezy. Rain or snow. Highs in the mid 40s to lower 50s. Chance of precipitation 90 percent. Thursday Night: Mostly cloudy with a chance of rain or snow. Lows in the mid 30s. Chance of precipitation 50 percent. Friday: Partly sunny with a chance of rain or snow. Highs in the upper 40s to mid 50s. Chance of precipitation 20 percent. Friday Night Through Saturday Night: Mostly clear. Lows in the lower 30s to lower 40s. Highs in the mid 50s to lower 60s. Sunday: Mostly sunny. Highs in the lower to mid 60s. | |
| Zone Forecast: Lewiston Area | |
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