Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

61°F

16°C

Humidity 99%
Wind Speed Calm
Barometer 29.77 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Jun 2:15 am CDT
Extended Forecast for

4 Miles SSW Galatia IL

Wind Advisory June 17, 01:00pm until June 17, 08:00pm
Click here for hazard details and duration
Wind Advisory
  • Overnight

    Overnight: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 89. Breezy, with a south southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 89 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 4am, then a slight chance of showers.  Low around 73. Breezy, with a south southwest wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 80%.

    Low: 73 °F

    Chance
    T-storms and
    Breezy then
    Showers

  • Thursday

    Thursday: A chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm.  Mostly sunny, with a high near 86. West southwest wind around 8 mph becoming northwest in the afternoon.  Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am.  Mostly cloudy, with a low around 63. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 63 °F

    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 85. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 68 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. Calm wind.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 89. Breezy, with a south southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Showers and thunderstorms before 4am, then a slight chance of showers. Low around 73. Breezy, with a south southwest wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 80%.
Thursday
A chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 86. West southwest wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 63. North northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 85. Calm wind becoming north northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. Light north wind.
Saturday
Sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. South southwest wind 7 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 70. Southwest wind 13 to 17 mph, with gusts as high as 24 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. West southwest wind around 14 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. North wind 5 to 10 mph becoming light north northeast after midnight.
Tuesday
Mostly sunny, with a high near 83. Northeast wind around 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Galatia IL
 37.79°N 88.66°W
1:46 am CDT Jun 17, 2026
2am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database