Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Fair

74°F

23°C

Humidity 52%
Wind Speed SW 5 mph
Barometer 29.70 in (1005.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 1:54 pm EDT
Extended Forecast for

Pennellville NY

Wind Advisory June 18, 04:00am until June 18, 08:00pm
Lakeshore Flood Warning June 18, 02:00pm until June 19, 08:00pm
Click here for hazard details and duration
Wind Advisory
Lakeshore Flood Warning
  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms.  Partly sunny, with a high near 77. Southwest wind around 8 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then showers between 3am and 5am, then showers and possibly a thunderstorm after 5am.  Low around 61. Light and variable wind becoming southeast 6 to 11 mph after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm.  High near 78. Breezy, with a south wind around 22 mph becoming west in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 57. West wind 10 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 73. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 20%.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. West wind 13 to 15 mph.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. West wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. West wind 5 to 9 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Southwest wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 3am, then showers between 3am and 5am, then showers and possibly a thunderstorm after 5am. Low around 61. Light and variable wind becoming southeast 6 to 11 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 78. Breezy, with a south wind around 22 mph becoming west in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 57. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Juneteenth
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 54. West wind 13 to 15 mph.
Saturday
Mostly sunny, with a high near 71. West wind 13 to 16 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 53. West wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Monday
Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Pennellville NY
 43.27°N 76.23°W (Elev. 397 ft)
2:22 pm EDT Jun 17, 2026
2pm EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

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