Weather forecast for: Waterloo IN
Last Update: 10:32 pm EDT Sep 11, 2026
Overnight: A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm.
Saturday: A slight chance of showers before noon, then a slight chance of showers and thunderstorms between noon and 1pm. Mostly cloudy, with a high near 84. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 20%.
Saturday Night: Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.
Sunday: Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph.
Sunday Night: Partly cloudy, with a low around 53. North wind 5 to 10 mph.
Monday: Mostly sunny, with a high near 74.
Monday Night: Partly cloudy, with a low around 58.
Tuesday: Mostly sunny, with a high near 85.
Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Wednesday: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Wednesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Thursday: Showers and thunderstorms likely. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Friday: A chance of showers. Mostly sunny, with a high near 74.