Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

For More Weather Information:

Buffalo, NY Local Forecast Office

Oswego NY

Marine Point Forecast

[NOTICE]
    • Thursday

      Thursday:S wind 19 to 22 kt becoming WSW in the afternoon. Winds could gust as high as 40 kt. Showers and thunderstorms, mainly before 11am.   Waves 1 ft building to 4 ft.

      High: 74 °F
      Water: 55 °F

      S 22kt
      Waves Building4ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:WSW wind 19 to 21 kt, with gusts as high as 32 kt. A slight chance of showers before 8pm.   Waves 4 to 5 ft.

      Low: 58 °F

      WSW 21kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Juneteenth

      Juneteenth:W wind 19 to 23 kt, with gusts as high as 29 kt. Sunny. Waves 4 to 5 ft.

      High: 68 °F

      W 23kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday Night

      Friday Night:W wind 17 to 21 kt. Partly cloudy. Waves 4 to 5 ft.

      Low: 57 °F

      W 21kt
      4-5ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday

      Saturday:W wind around 19 kt, with gusts as high as 26 kt. Mostly sunny. Waves around 4 ft.

      High: 67 °F

      W 19kt
      4ft

      Small Craft Advisory
      Small Craft Advisory

    • Saturday Night

      Saturday Night:W wind 8 to 12 kt. Partly cloudy. Waves 3 ft subsiding to 1 ft.

      Low: 57 °F

      W 12kt
      3ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:W wind around 8 kt. Mostly sunny. Waves 1 ft or less.

      High: 69 °F

      W 8kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. A chance of showers.   Waves 1 ft or less.

      Low: 57 °F

      Light Wind
      < 1ft

    • Monday

      Monday:E wind 6 to 8 kt becoming N in the afternoon. A chance of showers.   Waves 1 ft or less.

      High: 66 °F

      NNE 8kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:57 am EDT Jun 18, 2026
Forecast Valid: 4am EDT Jun 18, 2026-6pm EDT Jun 24, 2026

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Detailed Forecast

Thursday
S wind 19 to 22 kt becoming WSW in the afternoon. Winds could gust as high as 40 kt. Showers and thunderstorms, mainly before 11am. Waves 1 ft building to 4 ft.
Thursday Night
WSW wind 19 to 21 kt, with gusts as high as 32 kt. A slight chance of showers before 8pm. Waves 4 to 5 ft.
Juneteenth
W wind 19 to 23 kt, with gusts as high as 29 kt. Sunny. Waves 4 to 5 ft.
Friday Night
W wind 17 to 21 kt. Partly cloudy. Waves 4 to 5 ft.
Saturday
W wind around 19 kt, with gusts as high as 26 kt. Mostly sunny. Waves around 4 ft.
Saturday Night
W wind 8 to 12 kt. Partly cloudy. Waves 3 ft subsiding to 1 ft.
Sunday
W wind around 8 kt. Mostly sunny. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. A chance of showers. Waves 1 ft or less.
Monday
E wind 6 to 8 kt becoming N in the afternoon. A chance of showers. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 61 degrees.


*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 43.47°N 76.52°W
Last Update: 3:57 am EDT Jun 18, 2026
Forecast Valid: 4am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
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