Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fog/Mist

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1016.5 mb)
Dewpoint 72°F (22°C)
Visibility 2.00 mi
Last update 15 Jul 5:52 am CDT
Extended Forecast for

4 Miles ENE Anna IL

  • Today

    Today: Showers and thunderstorms likely, mainly after 4pm.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 60%.

    High: 88 °F

    Chance
    Showers and
    Patchy Fog
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a slight chance of showers.  Mostly cloudy, with a low around 73. South southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Mostly sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 40%.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. Light and variable wind.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 90. South southwest wind 3 to 7 mph.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 73. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming south southwest 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 73. South southwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 40%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Light and variable wind.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89. Light and variable wind.
Friday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 74. Calm wind.
Saturday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. South southwest wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 75. South wind 3 to 5 mph.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 5 to 8 mph.
Sunday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. South wind 3 to 6 mph.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Anna IL
 37.48°N 89.19°W
5:47 am CDT Jul 15, 2025
6am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database