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.

Fog/Mist

68°F

20°C

Humidity 96%
Wind Speed E 3 mph
Barometer 29.91 in (1012.3 mb)
Dewpoint 67°F (19°C)
Visibility 4.00 mi
Last update 27 Jun 2:53 am CDT
Extended Forecast for

Saint Joseph MO

Extreme Heat Watch June 28, 01:00pm until June 30, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 66. East wind around 6 mph.

    Low: 66 °F

    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 3pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 85. East wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 85 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming clear, with a low around 75. South southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Heat index values as high as 103. South wind 15 to 18 mph, with gusts as high as 32 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. South wind around 17 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 93. Breezy.

    High: 93 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 66. East wind around 6 mph.
Saturday
A slight chance of showers and thunderstorms after 3pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 85. East wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming clear, with a low around 75. South southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 92. Heat index values as high as 103. South wind 15 to 18 mph, with gusts as high as 32 mph.
Sunday Night
Partly cloudy, with a low around 78. South wind around 17 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 93. Breezy.
Monday Night
Partly cloudy, with a low around 79.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Joseph MO
 39.77°N 94.83°W (Elev. 968 ft)
Last Update:
1:22 am CDT Jun 27, 2026
Forecast Valid:
3am CDT Jun 27, 2026-6pm CDT Jul 3, 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