Zone Forecast Product
Issued by NWS Buffalo, NY
Issued by NWS Buffalo, NY
038 FPUS51 KBUF 190200 ZFPBUF Zone Forecasts for Western New York National Weather Service Buffalo NY 1000 PM EDT Tue Aug 18 2026 NYZ001-191000- Niagara- Including the city of Niagara Falls 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy. A chance of showers late. Lows in the mid 60s. Southwest winds 10 mph or less. Chance of rain 40 percent. .WEDNESDAY...Showers likely in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 70s. Southwest winds around 10 mph, becoming northwest. Chance of rain 70 percent. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers in the evening, then mainly clear overnight. Lows ranging from the mid 50s inland to around 60 along the Lake Ontario shore. Light winds. Chance of rain 30 percent. .THURSDAY...Sunny. Highs in the upper 70s. Light winds. .THURSDAY NIGHT...Mainly clear. Lows ranging from the mid 50s inland to the upper 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly sunny with a 50 percent chance of showers and thunderstorms. Highs in the lower 80s. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows around 60. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ NYZ010-191000- Northern Erie- Including the city of Buffalo 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy. Lows ranging from the lower 60s inland to the upper 60s along the Lake Erie shore. Light southwest winds. .WEDNESDAY...Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Light winds, becoming west 5 to 10 mph. Chance of rain 80 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers in the evening. Lows ranging from the mid 50s inland to around 60 along the Lake Erie shore. Light winds. Chance of rain 50 percent. .THURSDAY...Mostly sunny. Highs in the upper 70s. Light winds. .THURSDAY NIGHT...Mainly clear. Lows ranging from the mid 50s inland to the upper 50s along the Lake Erie shore. Light winds. .FRIDAY...Sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows around 60. Chance of rain 80 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 80 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ NYZ002-191000- Orleans- Including the city of Medina 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy. Lows in the mid 60s. Southwest winds 10 mph or less. .WEDNESDAY...Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Southwest winds 5 to 10 mph, becoming northwest. Chance of rain 80 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mainly clear. Lows ranging from the mid 50s inland to around 60 along the Lake Ontario shore. Light winds. .THURSDAY...Sunny. Highs in the upper 70s. Light winds. .THURSDAY NIGHT...Mainly clear. Lows ranging from the mid 50s inland to the upper 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows around 60. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ NYZ011-191000- Genesee- Including the city of Batavia 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy. Lows in the lower 60s. Light southwest winds. .WEDNESDAY...Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. Southwest winds around 10 mph, becoming northwest. Chance of rain 80 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers in the evening, then partly cloudy overnight. Lows in the mid 50s. Light winds. Chance of rain 50 percent. .THURSDAY...Sunny. Highs in the mid 70s. Light winds. .THURSDAY NIGHT...Mainly clear. Lows in the mid 50s. Light winds. .FRIDAY...Sunny. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs around 80. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows around 60. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ NYZ085-191000- Southern Erie- Including the cities of Orchard Park and Springville 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly cloudy. Lows ranging from the upper 50s inland to the mid 60s along the Lake Erie shore. Light south winds. .WEDNESDAY...Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Light southwest winds. Chance of rain 80 percent. .WEDNESDAY NIGHT...Mostly cloudy with showers likely with a chance of thunderstorms in the evening, then partly cloudy overnight. Some patchy fog developing overnight. Lows ranging from the mid 50s inland to the upper 50s along the Lake Erie shore. Light winds. Chance of rain 60 percent. .THURSDAY...Some patchy fog in the morning, otherwise mostly sunny. Highs ranging from the lower 70s on the hilltops to the upper 70s across the lower elevations. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows ranging from the lower 50s inland to the mid 50s along the Lake Erie shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the upper 70s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 80 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 80 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ012-191000- Wyoming- Including the city of Warsaw 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy. Lows in the upper 50s. Light southwest winds. .WEDNESDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Highs ranging from the lower 70s on the hilltops to the mid 70s across the lower elevations. Southwest winds 10 mph or less, becoming west. Chance of rain 80 percent. .WEDNESDAY NIGHT...Mostly cloudy with showers likely with a chance of thunderstorms in the evening, then partly cloudy overnight. Lows in the mid 50s. Light winds. Chance of rain 60 percent. .THURSDAY...Mostly sunny. Highs in the mid 70s. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows in the lower 50s. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the upper 70s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 80 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ019-191000- Chautauqua- Including the city of Jamestown 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy with some patchy fog developing. Lows ranging from the upper 50s in interior valleys to the mid 60s along the Lake Erie shore. Light south winds. .WEDNESDAY...Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Southwest winds 10 mph or less, becoming west. Chance of rain 70 percent. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy overnight. Some patchy fog developing overnight. Lows ranging from the mid 50s in interior valleys to around 60 along the Lake Erie shore. Light winds. Chance of rain 40 percent. .THURSDAY...Some patchy fog in the morning, otherwise becoming mostly sunny. Highs in the mid 70s. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows ranging from the lower 50s in interior valleys to the upper 50s along the Lake Erie shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the upper 70s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 80 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 80 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a 30 percent chance of showers. Lows in the mid 50s. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ020-191000- Cattaraugus- Including the city of Olean 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly cloudy with some patchy fog developing. Lows in the mid 50s. Light southwest winds. .WEDNESDAY...Some patchy fog in the morning, otherwise showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Light southwest winds. Chance of rain 70 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. Some patchy fog developing overnight. Lows in the mid 50s. Light winds. Chance of rain 50 percent. .THURSDAY...Some patchy fog in the morning, otherwise becoming mostly sunny. Highs in the mid 70s. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows in the lower 50s. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the upper 70s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 80 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 80 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ021-191000- Allegany- Including the city of Wellsville 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy late this evening, then clearing. Some patchy fog developing. Lows in the mid 50s. Light southwest winds. .WEDNESDAY...Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs ranging from the lower 70s on the hilltops to the upper 70s across the lower elevations. Light winds, becoming west around 10 mph. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers overnight. Some patchy fog developing overnight. Lows in the mid 50s. Light winds. Chance of rain 50 percent. .THURSDAY...Some patchy fog in the morning, otherwise partly to mostly sunny. Highs ranging from around 70 on the hilltops to the mid 70s across the lower elevations. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows in the lower 50s. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the mid 70s. .FRIDAY NIGHT...Mainly clear. Lows in the mid 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ013-191000- Livingston- Including the city of Geneseo 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy. Lows in the lower 60s. Light south winds. .WEDNESDAY...A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Light winds, becoming west around 10 mph. Chance of rain 80 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy overnight. Some patchy fog developing overnight. Lows in the mid 50s. Light winds. Chance of rain 50 percent. .THURSDAY...Some patchy fog in the morning, otherwise mostly sunny. Highs ranging from the lower 70s on the hilltops to the mid 70s across the lower elevations. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows in the mid 50s. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs around 80. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows around 60. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ014-191000- Ontario- Including the city of Canandaigua 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy. Lows in the lower 60s. Light southwest winds. .WEDNESDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs ranging from the lower 70s on the hilltops to the upper 70s across the lower elevations. Light winds, becoming west around 10 mph. Chance of rain 80 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy overnight. Lows in the upper 50s. Light winds. Chance of rain 50 percent. .THURSDAY...Mostly sunny. Highs ranging from around 70 on the hilltops to the mid 70s across the lower elevations. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows in the mid 50s. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Showers likely with a chance of thunderstorms. Highs around 80. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ003-191000- Monroe- Including the city of Rochester 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy. Lows in the lower 60s. Light southwest winds. .WEDNESDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Light winds, becoming northwest 5 to 10 mph. Chance of rain 80 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers in the evening, then partly cloudy overnight. Lows ranging from the mid 50s inland to around 60 along the Lake Ontario shore. Light winds. Chance of rain 40 percent. .THURSDAY...Sunny. Highs in the upper 70s. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing overnight. Lows ranging from the mid 50s inland to the upper 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Showers likely with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Partly sunny. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ NYZ004-191000- Wayne- Including the city of Newark 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy. Lows in the lower 60s. Light south winds. .WEDNESDAY...Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Light winds, becoming northwest around 10 mph. Chance of rain 70 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of showers in the evening, then partly cloudy overnight. Lows ranging from the mid 50s inland to the lower 60s along the Lake Ontario shore. Light winds. Chance of rain 30 percent. .THURSDAY...Mostly sunny. Highs in the mid 70s. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows ranging from the lower 50s inland to the upper 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Partly sunny with a 50 percent chance of showers and thunderstorms. Highs in the lower 80s. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 80 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 40 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ005-191000- Northern Cayuga- Including the city of Fair Haven 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy. Lows around 60. Light south winds. .WEDNESDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Light winds. Chance of rain 70 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows ranging from the upper 50s inland to the lower 60s along the Lake Ontario shore. Light winds. Chance of rain 30 percent. .THURSDAY...Mostly sunny. Highs in the mid 70s. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows ranging from the lower 50s inland to the upper 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Mainly clear. Lows in the upper 50s. .SATURDAY...Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 40 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 80 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 80 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 40 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ006-191000- Oswego- Including the city of Oswego 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Partly to mostly cloudy with some patchy fog developing. Lows ranging from the upper 50s across the Tug Hill to the lower 60s along the Lake Ontario shore. Light south winds. .WEDNESDAY...Some patchy fog in the morning, otherwise showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs ranging from the lower 70s on the Tug Hill to the upper 70s across the lower elevations. West winds 10 mph or less. Chance of rain 70 percent. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers in the evening, then mostly cloudy overnight. Lows ranging from the mid 50s across the Tug Hill to the lower 60s along the Lake Ontario shore. Light winds. Chance of rain 30 percent. .THURSDAY...Some patchy fog in the morning, otherwise mostly sunny. Highs ranging from around 70 on the Tug Hill to the mid 70s across the lower elevations. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows ranging from the lower 50s across the Tug Hill to the mid 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Mainly clear. Lows in the upper 50s. .SATURDAY...Partly sunny with a chance of showers. Highs around 80. Chance of rain 40 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows around 60. Chance of rain 90 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 90 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 40 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ007-191000- Jefferson- Including the city of Watertown 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy. Lows ranging from the upper 50s across the Tug Hill to the mid 60s along the Lake Ontario shore. Light south winds. .WEDNESDAY...Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs ranging from the lower 70s on the Tug Hill to the mid 70s across the lower elevations. South winds 5 to 10 mph, becoming west. Chance of rain 90 percent. .WEDNESDAY NIGHT...Partly cloudy with some patchy fog developing overnight. Lows ranging from the mid 50s across the Tug Hill to the upper 50s along the Lake Ontario shore. Light winds. .THURSDAY...Some patchy fog in the morning, otherwise mostly sunny. Highs ranging from around 70 on the Tug Hill to the mid 70s across the lower elevations. Light winds, becoming west 5 to 10 mph. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows ranging from the lower 50s across the Tug Hill to the upper 50s along the Lake Ontario shore. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the upper 70s. .FRIDAY NIGHT...Mainly clear. Lows in the upper 50s. .SATURDAY...Partly sunny with a 30 percent chance of showers. Highs around 80. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows around 60. Chance of rain 90 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Chance of rain 90 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 80 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50 percent. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ NYZ008-191000- Lewis- Including the city of Lowville 1000 PM EDT Tue Aug 18 2026 .OVERNIGHT...Mostly cloudy with some patchy fog developing. Lows in the mid 50s. Light south winds. .WEDNESDAY...Some patchy fog in the morning, otherwise a chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs ranging from the lower 70s on the hilltops to the mid 70s across the lower elevations. West winds 10 mph or less. Chance of rain 70 percent. .WEDNESDAY NIGHT...Partly cloudy with some patchy fog developing overnight. Lows in the lower 50s. Light winds. .THURSDAY...Some patchy fog in the morning, otherwise mostly sunny. Highs ranging from around 70 on the hilltops to the mid 70s across the lower elevations. Light winds. .THURSDAY NIGHT...Mainly clear with some patchy fog developing. Lows in the upper 40s. Light winds. .FRIDAY...Sunny. Patchy fog. Highs in the mid 70s. .FRIDAY NIGHT...Mainly clear. Lows in the mid 50s. .SATURDAY...Partly sunny with a 30 percent chance of showers. Highs in the upper 70s. .SATURDAY NIGHT...Showers. Lows in the upper 50s. Chance of rain 80 percent. .SUNDAY...Showers with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 90 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 90 percent. .MONDAY...Partly sunny with a chance of showers. Highs in the upper 60s. Chance of rain 50 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the lower 50s. Chance of rain 50 percent. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$