Oswego, NY Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Aug 2 		Thunderstorms
Close Hourly 		-º / 68º 77% SSE 11 mph 86%
5pm Mostly Cloudy 76º 15% SSE 10 mph 72%
6pm Cloudy 75º 12% SSE 10 mph 74%
7pm Cloudy 74º 14% SSE 10 mph 75%
8pm Cloudy 73º 18% SSE 11 mph 82%
9pm Cloudy 72º 18% SSE 10 mph 85%
10pm Cloudy 71º 18% SSE 9 mph 88%
11pm Scattered Thunderstorms 71º 53% SSE 8 mph 90%
Mon
Aug 3 		AM Showers
View Hourly 		74º / 61º 50% W 17 mph 81%
12am Scattered Thunderstorms 71º 58% SSE 8 mph 90%
1am Thunderstorms 71º 65% SSE 8 mph 93%
2am Thunderstorms 71º 78% SSE 7 mph 93%
3am Scattered Thunderstorms 70º 58% SSE 7 mph 94%
4am Scattered Thunderstorms 70º 49% SSE 7 mph 94%
5am Scattered Thunderstorms 70º 39% SSW 8 mph 94%
6am Cloudy 69º 24% SSW 8 mph 96%
7am Cloudy 69º 17% SW 8 mph 93%
8am Showers 70º 35% SW 9 mph 91%
9am Showers 70º 51% WSW 10 mph 89%
10am Showers 70º 45% W 11 mph 87%
11am Few Showers 70º 31% W 13 mph 87%
12pm Cloudy 70º 24% WNW 14 mph 85%
1pm Cloudy 70º 24% WNW 16 mph 81%
2pm Cloudy 71º 19% WNW 17 mph 79%
3pm Partly Cloudy 71º 6% WNW 16 mph 76%
4pm Partly Cloudy 72º 5% WNW 14 mph 71%
5pm Partly Cloudy 73º 3% WNW 13 mph 69%
6pm Partly Cloudy 73º 3% WNW 12 mph 67%
7pm Sunny 73º 4% WNW 11 mph 68%
8pm Sunny 71º 5% W 9 mph 73%
9pm Clear 69º 5% W 7 mph 78%
10pm Clear 69º 5% W 6 mph 82%
11pm Clear 68º 6% W 6 mph 83%
Tue
Aug 4 		Sunny
View Hourly 		79º / 63º 7% W 6 mph 68%
12am Clear 68º 6% W 6 mph 85%
1am Clear 67º 6% W 6 mph 85%
2am Clear 66º 6% WNW 5 mph 87%
3am Clear 65º 7% W 5 mph 88%
4am Clear 64º 7% W 4 mph 91%
5am Clear 63º 8% W 4 mph 92%
6am Sunny 62º 8% WSW 4 mph 95%
7am Sunny 64º 8% WSW 4 mph 92%
8am Sunny 67º 7% WSW 5 mph 86%
9am Sunny 69º 6% WSW 6 mph 79%
10am Sunny 71º 5% WSW 5 mph 74%
11am Sunny 73º 3% WSW 6 mph 69%
12pm Sunny 74º 2% W 6 mph 65%
1pm Sunny 76º 2% W 6 mph 61%
2pm Sunny 77º 1% W 6 mph 59%
3pm Sunny 77º 1% WNW 6 mph 57%
4pm Sunny 77º 1% WNW 5 mph 56%
Wed
Aug 5 		Partly Cloudy 85º / 70º 7% S 7 mph 66%
Thu
Aug 6 		Showers 82º / 69º 66% SW 6 mph 77%
Fri
Aug 7 		Showers 79º / 68º 46% WSW 7 mph 78%
Sat
Aug 8 		PM Thunderstorms 80º / 67º 37% WSW 6 mph 76%
Sun
Aug 9 		PM Showers 81º / 68º 37% SW 8 mph 73%

Weather Radar for Oswego, NY See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Oswego, NY

This Afternoon
High : 75ºF
SSW wind around 12 kt becoming SSE. Winds could gust as high as 22 kt. Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Waves 1 ft or less.
Tonight
Low : 67ºF
SE wind 8 to 10 kt. Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Waves 1 ft or less.
Monday
High : 73ºF
N wind 11 to 13 kt becoming WNW in the afternoon. Winds could gust as high as 20 kt. A chance of showers, mainly before 7am. Waves 1 to 2 ft.
Monday Night
Low : 66ºF
W wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 to 2 ft.
Tuesday
High : 75ºF
Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Sunny. Waves 1 ft or less.
Tuesday Night
Low : 68ºF
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Wednesday
High : 79ºF
SSE wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. A chance of showers after 2pm. Waves 1 ft or less.
Wednesday Night
Low : 69ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms before 2am. Waves 1 ft or less.
Thursday
High : 79ºF
S wind around 6 kt becoming W in the afternoon. Mostly sunny. Waves 1 ft or less.

NOAA Buoy Data Near Oswego, NY See Map

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    Wind Speed Forecast for Oswego, NY

    SundayMondayTuesday
    Wind Speed (MPH) 10108810161376466
    9pm1am5am9am1pm5pm9pm1am5am9am1pm5pm
    MPH 10108810161376466
    DIR SSESSESSESSWWSWWNWWNWWWWWSWW

    Current Weather Conditions In Oswego, NY

    As Of: 9 minutes ago

    • 76ºF
    • 76ºF
    • 10mph
    • 0º (SSE)
    • 19mph
    • Mostly Cloudy
    • 10mi
    • 29.75"
    • 72%
    • 0ºF

    The weather right now in Oswego, NY is Mostly Cloudy. The current temperature is 76°F, and the expected high and low for today, Sunday, August 2, 2026, are -° high temperature and 68°F low temperature. The wind is currently blowing at 10 miles per hour, and coming from the South Southeast. The wind is gusting to 19 mph. With the wind and the atmosphere the temperature feels like 76° Fahrenheit. Expected precipitation is 15 percent, with current humidity at 72 percent, and air pressure at 29.75 in. Visibility is 10 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Flood Watch - 1:38pm Sun Aug 2 2026

    ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

    WHAT: Flash flooding caused by excessive rainfall continues to be
    possible.

    WHERE: Portions of central and western New York, including the
    following counties, in central New York, Jefferson, Lewis,
    Northern Cayuga and Oswego. In western New York, Allegany,
    Cattaraugus, Chautauqua, Genesee, Livingston, Monroe, Niagara,
    Northern Erie, Ontario, Orleans, Southern Erie, Wayne and Wyoming.

    WHEN: Through late tonight.

    IMPACTS: Excessive runoff may result in flooding of rivers,
    creeks, streams, and other low-lying and flood-prone locations.
    Flooding may occur in poor drainage and urban areas.

    ADDITIONAL DETAILS: - Additional heavy showers and thunderstorms are expected
    through tonight. Locally heavy rainfall is possible with
    rainfall rates near, or exceeding 2 inches per hour at times.
    Repeated rounds of heavy rain over any given location could
    result in flash flooding.

    - Http://www.weather.gov/safety/flood

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    You should monitor later forecasts and be prepared to take action
    should Flash Flood Warnings be issued.

    &&