| NWS Forecast for: Knox County Issued by: National Weather Service Indianapolis, IN Last Update: 218 AM EDT Thu Mar 12 2026 | |
Today: Mostly sunny. Much cooler with highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph, becoming west 5 to 10 mph this afternoon. Tonight: Mostly clear through midnight, then becoming partly cloudy. Lows around 40. Southwest winds 5 to 10 mph with gusts up to 20 mph, increasing to south 15 to 20 mph with gusts up to 30 mph toward daybreak. Friday: Partly cloudy. Not as cool with highs around 60. Southwest winds 15 to 20 mph with gusts up to 30 mph. Friday Night: Partly cloudy. Lows in the mid 30s. Northwest winds 10 to 15 mph, becoming north around 5 mph toward daybreak. Saturday: Partly cloudy. Highs in the upper 50s. East winds 5 to 10 mph, becoming southeast in the afternoon. Saturday Night: Partly cloudy through midnight, then becoming mostly cloudy. Not as cool with lows in the upper 40s. Sunday: Mostly cloudy. A slight chance of rain in the morning, then rain likely with a chance of thunderstorms in the afternoon. Breezy, warmer with highs in the upper 60s. Chance of rain 70 percent. Sunday Night: Rain likely. A chance of thunderstorms through midnight, then a slight chance of thunderstorms and snow toward daybreak. Breezy and much colder with lows in the upper 20s. Chance of precipitation 70 percent. Monday: Mostly cloudy with a slight chance of rain and snow in the morning, then partly cloudy in the afternoon. Much cooler with highs in the mid 30s. Chance of precipitation 20 percent. Monday Night And Tuesday: Mostly clear. Lows 15 to 20. Highs in the upper 30s. Tuesday Night: Partly cloudy. A slight chance of rain and snow toward daybreak. Not as cold with lows in the upper 20s. Chance of precipitation 20 percent. Wednesday: Mostly cloudy. A slight chance of rain and snow in the morning. Not as cool with highs in the upper 40s. Chance of precipitation 20 percent. | |
| Zone Forecast: Knox County | |
Visit your local NWS office at: https://www.weather.gov/ind |