| NWS Forecast for: Jefferson County Issued by: National Weather Service Buffalo, NY Last Update: 230 AM EDT Thu Jun 11 2026 | |
Overnight: Mostly cloudy with some patchy fog. Warm with lows ranging from the lower 60s along the lake ontario shore to the mid 60s across the tug hill. Light southwest winds. Thursday: Some patchy fog in the morning, otherwise mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph. Chance of rain 50 percent. Thursday Night: Mostly cloudy and warm and muggy with lows in the mid 60s. Southwest winds 10 mph or less. Friday: Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs ranging from around 80 on the tug hill to the mid 80s across the lower elevations. South winds 5 to 10 mph, becoming southwest 10 to 15 mph. Chance of rain 90 percent. Friday Night: Partly cloudy with showers likely in the evening, then mainly clear overnight. Less humid with lows ranging from the mid 50s on the tug hill to the upper 50s across the lower elevations. Southwest winds 10 to 15 mph, becoming light. Chance of rain 70 percent. Saturday: Sunny. Highs in the upper 70s. Saturday Night: Partly cloudy with a 30 percent chance of showers. Lows around 60. Sunday: Showers with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 80 percent. Sunday Night: Showers with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 80 percent. Monday: Mostly sunny. Highs around 70. Monday Night: Partly cloudy. Lows in the lower 50s. Tuesday: Mostly sunny. Highs in the lower 70s. Tuesday Night: Partly cloudy. Lows in the lower 50s. Wednesday: Partly sunny with a 50 percent chance of showers. Highs in the lower 70s. | |
| Zone Forecast: Jefferson County | |
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