National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fog/Mist

46°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 46°F (8°C)
Visibility 2.00 mi
Last update 20 Nov 12:35 am CST
Extended Forecast for

Stewardson IL

  • Overnight

    Overnight: Patchy drizzle and fog. Cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain before 11am, then a chance of rain after 3pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 56. Calm wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 30%.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Cloudy, with a low around 50. Light east southeast wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Rain Likely

  • Friday

    Friday: Rain. High near 58. Light east wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 58 °F

    Rain

  • Friday Night

    Friday Night: Rain likely before midnight. Mostly cloudy, with a low around 39. North northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain Likely
    then Mostly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 55. Northeast wind 3 to 6 mph.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy drizzle and fog. Cloudy, with a low around 45. Calm wind.
Thursday
A slight chance of rain before 11am, then a chance of rain after 3pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 56. Calm wind becoming south southeast 5 to 7 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Rain likely and possibly a thunderstorm. Cloudy, with a low around 50. Light east southeast wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain. High near 58. Light east wind becoming east northeast 5 to 9 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain likely before midnight. Mostly cloudy, with a low around 39. North northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 55. Northeast wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 36. Calm wind.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly cloudy, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Stewardson IL
 39.26°N 88.63°W (Elev. 640 ft)
Last Update:
10:01 pm CST Nov 19, 2025
Forecast Valid:
12am CST Nov 20, 2025-6pm CST Nov 26, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation