Weather forecast for: Keystone IN
Last Update: 2:45 am EDT Sep 23, 2026
Overnight: A 20 percent chance of showers before 5am. Cloudy, with a low around 55. Northeast wind around 10 mph.
Wednesday: A 30 percent chance of showers, mainly after 3pm. Cloudy, with a high near 62. Northeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night: A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 54. East wind around 10 mph, with gusts as high as 20 mph.
Thursday: Partly sunny, with a high near 68. East wind around 10 mph.
Thursday Night: Mostly clear, with a low around 45. East wind 5 to 10 mph.
Friday: Mostly sunny, with a high near 68.
Friday Night: Mostly clear, with a low around 44.
Saturday: Sunny, with a high near 70.
Saturday Night: Partly cloudy, with a low around 47.
Sunday: Mostly sunny, with a high near 70.
Sunday Night: Partly cloudy, with a low around 49.
Monday: Mostly sunny, with a high near 74.
Monday Night: Mostly clear, with a low around 51.
Tuesday: Sunny, with a high near 78.
WeatherWorld.com
