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

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Partly Cloudy

69°F

21°C

Humidity 90%
Wind Speed Calm
Barometer 29.76 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 16 Jun 10:55 pm CDT
Extended Forecast for

4 Miles SSW Rockwood IL

Flood Warning June 16, 10:59pm until June 21, 06:08am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning June 16, 10:59pm until June 21, 06:08am

    NOW until 6:08am Sun

    Flood Warning

  • Tonight

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Breezy, with a south southwest wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 89 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 71. Breezy, with a south southwest wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 80%.

    Low: 71 °F

    Showers and
    Breezy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 84. West southwest wind around 6 mph becoming north northwest in the afternoon.

    High: 84 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 60. North wind around 6 mph becoming calm  in the evening.

    Low: 60 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Light and variable wind.
Wednesday
Sunny, with a high near 89. Breezy, with a south southwest wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
Showers and possibly a thunderstorm. Low around 71. Breezy, with a south southwest wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 80%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. West southwest wind around 6 mph becoming north northwest in the afternoon.
Thursday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60. North wind around 6 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 61. Light and variable wind.
Saturday
Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66. South wind 3 to 6 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. South southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South southwest wind 9 to 14 mph, with gusts as high as 20 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind around 9 mph becoming north northwest in the afternoon.
Monday Night
A chance of showers. Partly cloudy, with a low around 65. North northeast wind 3 to 7 mph.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 83. North wind 3 to 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Rockwood IL
 37.78°N 89.73°W
2:28 pm CDT Jun 16, 2026
10pm CDT Jun 16, 2026-6pm CDT 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