| NWS Forecast for: Lewis County Issued by: National Weather Service Saint Louis, MO Last Update: 559 AM CST Thu Nov 5 2026 | |
| Today: Partly sunny this morning, then cloudy with a slight chance of drizzle this afternoon. Highs in the mid 50s. West winds 10 to 15 mph. Tonight: Cloudy. A slight chance of drizzle in the evening. Lows in the lower 40s. Northwest winds 5 to 10 mph with gusts up to 20 mph. Friday: Partly sunny in the morning, then clearing. Highs around 50. North winds 5 to 10 mph. Friday Night: Mostly clear. Cooler with lows in the upper 20s. North winds around 5 mph in the evening, becoming light and variable. Saturday: Mostly sunny. Highs in the lower 50s. Northwest winds around 5 mph. Saturday Night And Sunday: Mostly clear. Lows in the lower 30s. Highs around 60. Sunday Night And Monday: Clear. Lows in the mid 30s. Highs in the mid 60s. Monday Night: Clear. Lows in the lower 40s. Tuesday And Tuesday Night: Mostly clear. Highs in the mid 60s. Lows in the lower 40s. Veterans Day: Mostly sunny. Highs in the mid 60s. | |
| Zone Forecast: Lewis County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |