Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fog/Mist

78°F

26°C

Humidity 97%
Wind Speed N 5 mph
Barometer 30.03 in (1015.9 mb)
Dewpoint 77°F (25°C)
Visibility 5.00 mi
Heat Index81°F (27°C)
Last update 15 Aug 10:53 pm CDT
Extended Forecast for

3 Miles E Lancaster KS

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 70. Light north northwest wind.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before noon.  Mostly cloudy, with a high near 84. North wind 3 to 7 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. North wind around 6 mph becoming calm  in the evening.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Light south wind.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 69. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 70. Light north northwest wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms, mainly before noon. Mostly cloudy, with a high near 84. North wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 64. North wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 84. Calm wind.
Monday Night
Partly cloudy, with a low around 66. Light south wind.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 50%.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
Partly sunny, with a high near 82.
Thursday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Lancaster KS
 39.57°N 95.23°W (Elev. 1099 ft)
11:46 pm CDT Aug 15, 2026
11pm CDT Aug 15, 2026-6pm CDT Aug 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database