| NWS Forecast for: Sullivan County Issued by: National Weather Service Indianapolis, IN Last Update: 350 PM EDT Fri May 1 2026 | |
| Tonight: Partly cloudy with scattered sprinkles. Cooler with lows around 40. North winds 5 to 10 mph with gusts up to 20 mph, becoming northeast. Saturday: Partly cloudy. Scattered sprinkles through early afternoon. Highs in the upper 50s. North winds 5 to 10 mph. Saturday Night: Clear. Lows in the upper 30s. West winds around 5 mph, becoming southwest toward daybreak. Sunday: Mostly sunny through early afternoon, then becoming partly cloudy. Highs in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Sunday Night: Partly cloudy with a chance of showers. A chance of thunderstorms through the late overnight, then a slight chance of thunderstorms toward daybreak. Not as cool with lows in the lower 50s. Southwest winds 5 to 10 mph. Gusts up to 20 mph through the late overnight. Chance of rain 40 percent. Monday And Monday Night: Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 50 percent. Tuesday: A chance of showers with a slight chance of thunderstorms through early afternoon, then showers likely with a chance of thunderstorms late in the afternoon. Not as warm with highs in the upper 60s. Chance of rain 70 percent. Tuesday Night: Mostly cloudy with showers likely with a slight chance of thunderstorms through the late overnight, then partly cloudy with a chance of showers toward daybreak. Cooler with lows in the upper 40s. Chance of rain 70 percent. Wednesday: Partly cloudy through early afternoon, then becoming mostly cloudy. A 40 percent chance of showers. Highs in the mid 60s. Wednesday Night: Mostly cloudy with a chance of showers through the late overnight, then partly cloudy with a slight chance of showers toward daybreak. Lows in the mid 40s. Chance of rain 30 percent. Thursday: Partly cloudy. A slight chance of showers and thunderstorms late in the afternoon. Highs in the lower 60s. Chance of rain 20 percent. Thursday Night And Friday: Mostly clear. Lows in the lower 40s. Highs in the upper 60s. | |
| Zone Forecast: Sullivan County | |
Visit your local NWS office at: https://www.weather.gov/ind |