Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

9°F

-13°C

Humidity 61%
Wind Speed NW 13 mph
Barometer 30.47 in (1033.0 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 19 Jan 6:53 am CST
Extended Forecast for

5 Miles SSE De Kalb MO

  • M.L.King Day

    M.L.King Day: Partly sunny, then gradually becoming sunny, with a high near 23. Wind chill values between -10 and zero. North northwest wind 12 to 17 mph becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 23 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. West southwest wind 5 to 8 mph becoming northwest after midnight.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. North wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. South wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 43. West wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 18.

    High: 18 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Partly sunny, then gradually becoming sunny, with a high near 23. Wind chill values between -10 and zero. North northwest wind 12 to 17 mph becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 28 mph.
Tonight
Mostly clear, with a low around 13. West southwest wind 5 to 8 mph becoming northwest after midnight.
Tuesday
Mostly sunny, with a high near 39. North wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. South wind 9 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 43. West wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Mostly cloudy, with a high near 18.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
Partly sunny and cold, with a high near 13.
Saturday Night
Mostly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE De Kalb MO
 39.53°N 94.89°W (Elev. 1076 ft)
6:57 am CST Jan 19, 2026
7am CST Jan 19, 2026-6pm CST Jan 25, 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