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

Heavy Rainfall Continues from the Southwest to the Plains; Severe Thunderstorms in the Southern Plains

Pacific tropical moisture wrapping into a storm will continue a multi-day heavy rainfall event this week that will impact the Southwest into the Plains. Scattered severe thunderstorms capable of mainly severe wind gusts appear possible across portions of the southern Plains this afternoon into tonight. There is also a risk of isolated severe winds gusts and tornadoes in Kansas into Nebraska. Read More >

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Light Rain

75°F

24°C

Humidity 88%
Wind Speed Calm
Barometer 29.80 in (1008.3 mb)
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Last update 30 Sep 3:53 pm CDT
Extended Forecast for

Effingham KS

Flood Watch September 30, 04:48pm until October 2, 01:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch September 30, 04:48pm until October 2, 01:00am

    NOW until 1:00am Fri

    Flood Watch

  • This Afternoon

    High: 74 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog between 8pm and 10pm. Low around 65. Southeast wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers and
    Patchy Fog
    then Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Patchy fog before 1pm. High near 72. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 72 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers, mainly before 1am. Low around 52. North northeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 67. Northeast wind around 9 mph, with gusts as high as 18 mph.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. South southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog between 8pm and 10pm. Low around 65. Southeast wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. Patchy fog before 1pm. High near 72. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers, mainly before 1am. Low around 52. North northeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Sunny, with a high near 67. Northeast wind around 9 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 70.
Monday Night
Clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Effingham KS
 39.53°N 95.4°W (Elev. 1099 ft)
Last Update:
1:26 pm CDT Sep 30, 2026
Forecast Valid:
4pm CDT Sep 30, 2026-6pm CDT Oct 7, 2026
 
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