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

Wellsville, Wellsville Municipal Airport (KELZ)

Lat: 42.11°NLon: 77.98°WElev: 2123ft.

Partly Cloudy

66°F

19°C

Humidity 63%
Wind Speed S 9 G 24 mph
Barometer 29.78 in (1007.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 17 Jun 11:56 am EDT
Extended Forecast for

2 Miles WSW Allentown NY

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

    This Afternoon: Partly sunny, with a high near 70. Southwest wind around 14 mph.

    High: 70 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am.  Low around 56. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 33 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 8am.  High near 71. Breezy, with a west wind 20 to 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 8pm.  Mostly cloudy, with a low around 52. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Showers
    Likely and
    Breezy then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 67. West wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. West wind 10 to 14 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65. West wind around 16 mph, with gusts as high as 28 mph.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. West wind 8 to 13 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 70. Southwest wind around 14 mph.
Tonight
Showers likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 56. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 33 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 likely, then showers and possibly a thunderstorm after 8am. High near 71. Breezy, with a west wind 20 to 22 mph, with gusts as high as 36 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
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 52. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Juneteenth
Mostly sunny, with a high near 67. West wind 14 to 16 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 49. West wind 10 to 14 mph.
Saturday
Sunny, with a high near 65. West wind around 16 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 49. West wind 8 to 13 mph.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Monday
Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Monday Night
A chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Allentown NY
 42.05°N 78.06°W (Elev. 2510 ft)
9:57 am EDT Jun 17, 2026
1pm EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database