| NWS Forecast for: Grissom Air Force Base / Peru IN Issued by: National Weather Service Northern Indiana Last Update: 5:45 pm EST Dec 9, 2025 | |
Tonight: Rain. Low around 34. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible. Wednesday: Rain and snow likely before 2pm, then a chance of snow. Cloudy, with a high near 38. Southwest wind around 20 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible. Wednesday Night: A 30 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 19. West wind 10 to 15 mph, with gusts as high as 25 mph. Thursday: Partly sunny, with a high near 28. West wind around 10 mph. Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 20. Southwest wind around 5 mph becoming southeast after midnight. Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 32. Friday Night: A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 14. Saturday: A 50 percent chance of snow, mainly after 1pm. Mostly cloudy and cold, with a high near 19. Saturday Night: A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 1. Sunday: Mostly sunny and cold, with a high near 11. Sunday Night: Partly cloudy, with a low around -1. Monday: A 20 percent chance of snow. Partly sunny, with a high near 22. Monday Night: Mostly cloudy, with a low around 11. Tuesday: Partly sunny, with a high near 28. | |
| Grissom Air Force Base / Peru IN 40.65°N 86.14°W (Elev. 804 ft) | |
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