| NWS Forecast for: Jefferson County Issued by: National Weather Service Buffalo, NY Last Update: 400 PM EDT Sun Jun 7 2026 | |
| Tonight: Mostly cloudy early, then clearing. Some patchy fog developing after midnight. Lows ranging from around 50 across the tug hill to the mid 50s along the lake ontario shore. Light winds. Monday: Some patchy fog in the morning, otherwise sunny. Highs ranging from the upper 70s on the tug hill to the lower 80s across the lower elevations. Light east winds. Monday Night: Clear. Lows in the upper 50s. Light winds. Tuesday: Sunny. Very warm with highs ranging from the upper 70s along the lake ontario shore to the mid 80s inland. Light winds. Tuesday Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers overnight. Warm with lows in the mid 60s. Light winds. Chance of rain 50 percent. Wednesday: Showers with a chance of thunderstorms. Highs in the upper 70s. Chance of rain 90 percent. Wednesday Night: Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 80 percent. Thursday: Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 50 percent. Thursday Night: Partly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 40 percent. Friday: Partly sunny with a 50 percent chance of showers and thunderstorms. Highs in the mid 80s. Friday Night: Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows around 60. Saturday: Partly sunny with a 30 percent chance of showers. Highs in the lower 80s. Saturday Night: Partly cloudy. Lows around 60. Sunday: Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 30 percent. | |
| Zone Forecast: Jefferson County | |
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