| NWS Forecast for: Jefferson County Issued by: National Weather Service Buffalo, NY Last Update: 1000 AM EDT Sat May 9 2026 |  |
| Rest Of Today: Partly to mostly sunny. Highs ranging from the upper 50s on the tug hill to the mid 60s across the lower elevations. South winds 5 to 10 mph. Tonight: Showers. Lows in the mid 40s. South winds 5 to 10 mph, becoming southwest. Chance of rain 90 percent. Sunday: Partly sunny and cool with highs ranging from the lower 50s on the tug hill to the mid 50s across the lower elevations. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph. Sunday Night: Mainly clear. Lows ranging from the mid 30s across the tug hill to the lower 40s along the lake ontario shore. Southwest winds 5 to 10 mph, becoming light. Monday: Sunny, cool with highs ranging from the upper 40s on the tug hill to the lower 50s across the lower elevations. Light winds, becoming west 10 to 15 mph. Monday Night: Partly cloudy. Lows in the mid 30s. Tuesday: Sunny. Highs in the mid 50s. Tuesday Night: Partly cloudy. Lows in the upper 30s. Wednesday: Mostly cloudy with a 50 percent chance of showers. Highs in the upper 50s. Wednesday Night: Showers likely. Lows in the lower 40s. Chance of rain 60 percent. Thursday: Showers likely. Highs around 60. Chance of rain 60 percent. Thursday Night: Showers likely. Lows in the mid 40s. Chance of rain 60 percent. Friday: Partly sunny with a 30 percent chance of showers. Highs in the mid 60s. | |
| Zone Forecast: Jefferson County | |
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