Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

75°F

24°C

Humidity 71%
Wind Speed NW 3 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 3 May 5:52 pm CDT
Extended Forecast for

2 Miles SW Alto Pass IL

Flood Warning May 3, 06:55pm until May 7, 05:00am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning May 3, 06:55pm until May 7, 05:00am

    NOW until 5:00am Tue

    Flood Warning

  • Tonight

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 40%.

    High: 81 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 1am.  Increasing clouds, with a low around 62. South southwest wind around 6 mph becoming northwest after midnight.

    Low: 62 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 78. North wind around 6 mph becoming east northeast in the afternoon.  Chance of precipitation is 60%.

    High: 78 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 63. North wind around 6 mph becoming south southeast after midnight.  Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 78. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%.

    High: 78 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 66. South wind 13 to 16 mph, with gusts as high as 24 mph.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 81. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 32 mph.

    High: 81 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 61. Northeast wind around 6 mph becoming calm in the evening.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of showers and thunderstorms before 1am. Increasing clouds, with a low around 62. South southwest wind around 6 mph becoming northwest after midnight.
Sunday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. North wind around 6 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. North wind around 6 mph becoming south southeast after midnight. Chance of precipitation is 70%.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. South southwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. South wind 13 to 16 mph, with gusts as high as 24 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 32 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 28 mph.
Wednesday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. South wind 11 to 17 mph, with gusts as high as 25 mph.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 65. South southwest wind 14 to 16 mph, with gusts as high as 24 mph.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. West northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. North northwest wind around 11 mph, with gusts as high as 18 mph.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74. Northwest wind 11 to 15 mph, with gusts as high as 23 mph.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Alto Pass IL
 37.55°N 89.35°W
6:19 pm CDT May 3, 2024
6pm CDT May 3, 2024-6pm CDT May 10, 2024
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database