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.

Fair

72°F

22°C

Humidity 68%
Wind Speed SW 8 mph
Barometer 29.85 in (1009.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Jun 3:53 am CDT
Extended Forecast for

Lancaster KS

  • Overnight

    Overnight: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 83. South wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms. Low around 65. South wind 6 to 8 mph becoming north northeast in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 65 °F

    T-storms

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 80. West northwest wind 7 to 10 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. Northwest wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 83. South wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms. Low around 65. South wind 6 to 8 mph becoming north northeast in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 80. West northwest wind 7 to 10 mph.
Wednesday Night
Mostly clear, with a low around 62. Northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 69.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 95. Breezy.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny, with a high near 94. Breezy.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster KS
 39.57°N 95.32°W (Elev. 1165 ft)
Last Update:
2:57 am CDT Jun 17, 2025
Forecast Valid:
4am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation