Weather forecast for: Brookline MO
Last Update: 8:11 pm CDT Sep 8, 2026
Tonight: Mostly clear, with a low around 74. South wind 7 to 9 mph.
Wednesday: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 103. South wind 7 to 13 mph becoming west in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Southeast wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday: Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 81. Northeast wind 5 to 7 mph becoming southwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night: Partly cloudy, with a low around 65. Light and variable wind.
Friday: Sunny, with a high near 89.
Friday Night: Mostly clear, with a low around 68.
Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night: A chance of showers. Partly cloudy, with a low around 68.
Sunday: A chance of showers before 1pm. Partly sunny, with a high near 90.
Sunday Night: Partly cloudy, with a low around 68.
Monday: Sunny, with a high near 91.
Monday Night: A chance of showers. Mostly clear, with a low around 66.
Tuesday: A chance of showers. Mostly sunny, with a high near 87.