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Hazardous Weather Conditions
Current conditions at
St. Joseph, Rosecrans Memorial Airport (KSTJ)
Lat: 39.77°NLon: 94.91°WElev: 823ft.
Thunderstorm Light Rain Fog/Mist
66°F
19°C
| Humidity | 90% |
| Wind Speed | SE 14 mph |
| Barometer | 29.77 in (1007.7 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 6.00 mi |
| Last update | 18 May 10:53 pm CDT |
Extended Forecast for
Rochester MO
Flood Watch May 18, 11:41pm until May 19, 07:00am
NOW until 7:00am Tue

Flood Watch
Tonight

Low: 55 °F
Heavy Rain
Tuesday
High: 65 °F
Chance
Showers then
Partly SunnyTuesday Night

Low: 45 °F
Partly Cloudy
Wednesday

High: 66 °F
Mostly Sunny
Wednesday Night
Low: 48 °F
Partly Cloudy
then Slight
Chance
ShowersThursday
High: 67 °F
Chance
Showers then
Chance
T-stormsThursday Night

Low: 53 °F
Showers
Friday

High: 71 °F
Showers
Likely
Detailed Forecast
Tonight
Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could produce heavy rainfall. Low around 55. South southwest wind 14 to 16 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 65. North northwest wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 45. North wind 7 to 13 mph.
Wednesday
Mostly sunny, with a high near 66. East northeast wind 8 to 11 mph.
Wednesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 48. East northeast wind 6 to 11 mph. Chance of precipitation is 20%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 67. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 71. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 77.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 62.
Memorial Day
Partly sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Rochester MO
39.92°N 94.68°W (Elev. 883 ft)
39.92°N 94.68°W (Elev. 883 ft)
11:03 pm CDT May 18, 2026
11pm CDT May 18, 2026-6pm CDT May 25, 2026



