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

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Overcast

72°F

22°C

Humidity 97%
Wind Speed SE 3 mph
Barometer 29.82 in (1009.1 mb)
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Last update 8 Jun 6:53 am CDT
Extended Forecast for

Atchison KS

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 86. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 71. South wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am. Mostly sunny, with a high near 91. Heat index values as high as 103. South wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South wind around 16 mph, with gusts as high as 29 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Breezy, with a south southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 1am, then showers and thunderstorms likely after 1am. Low around 70. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 70 °F

    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 86. Calm wind becoming south southwest around 6 mph in the afternoon.
Tonight
A chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 71. South wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms before 10am. Mostly sunny, with a high near 91. Heat index values as high as 103. South wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 75. South wind around 16 mph, with gusts as high as 29 mph.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Breezy, with a south southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 1am, then showers and thunderstorms likely after 1am. Low around 70. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 63.
Friday
A chance of showers after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 50%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Atchison KS
 39.57°N 95.14°W (Elev. 1004 ft)
Last Update:
7:02 am CDT Jun 8, 2026
Forecast Valid:
7am CDT Jun 8, 2026-6pm CDT Jun 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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