| NWS Forecast for: Lewis County Issued by: National Weather Service Buffalo, NY Last Update: 1000 AM EDT Sat Aug 15 2026 | |
| Rest Of Today: Sunny. Highs ranging from the lower 70s on the hilltops to the mid 70s across the lower elevations. Light north winds. Tonight: Mainly clear with some patchy fog developing overnight. Lows around 50. Light winds. Sunday: Some patchy fog in the morning, otherwise sunny in the morning, then partly sunny with showers with a chance of thunderstorms in the afternoon. Highs ranging from the mid 70s on the hilltops to around 80 across the lower elevations. Light winds. Chance of rain 80 percent. Sunday Night: Showers with a chance of thunderstorms in the evening, then showers overnight. Warmer with lows around 60. South winds 10 mph or less. Chance of rain 90 percent. Monday: Mostly cloudy with showers likely in the morning, then partly sunny with a chance of showers in the afternoon. Humid with highs ranging from the lower 70s on the hilltops to the mid 70s across the lower elevations. Light winds. Chance of rain 70 percent. Monday Night: Partly cloudy with a 50 percent chance of showers. Some patchy fog developing. Lows in the mid 50s. Tuesday: Sunny. Patchy fog. Highs in the mid 70s. Tuesday Night: Mainly clear. Lows in the mid 50s. Wednesday: Partly sunny with a 50 percent chance of showers. Highs in the upper 70s. Wednesday Night: Showers likely. Lows in the mid 50s. Chance of rain 70 percent. Thursday: Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent. Thursday Night: Partly cloudy with a 40 percent chance of showers. Lows around 50. Friday: Sunny. Highs in the lower 70s. | |
| Zone Forecast: Lewis County | |
Visit your local NWS office at: https://www.weather.gov/buf |