| NWS Forecast for: Grainger County Issued by: National Weather Service Morristown, TN Last Update: 128 AM EST Tue Feb 24 2026 | |
Rest Of Tonight: Mostly cloudy. Cold with lows in the lower 20s. Light winds. Tuesday: Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 40s. Light winds. Tuesday Night: Cloudy. Not as cool with lows in the upper 30s. Southwest winds 5 to 15 mph with gusts up to 30 mph. Wednesday: Mostly cloudy. A slight chance of showers in the afternoon. Highs in the mid 50s. Southwest winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Wednesday Night: Cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 40s. Light winds. Chance of rain 70 percent. Thursday: Showers. Highs in the upper 50s. Chance of rain 80 percent. Thursday Night: Mostly cloudy. A chance of showers, mainly in the evening. Lows around 40. Chance of rain 40 percent. Friday: Sunny. Highs in the lower 60s. Friday Night: Mostly clear. Lows in the upper 30s. Saturday: Sunny. Highs in the mid 60s. Saturday Night: Mostly clear. Lows around 40. Sunday: Mostly sunny. Highs in the lower to mid 60s. Sunday Night: Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 30s. Chance of rain 20 percent. Monday: Mostly cloudy in the morning, then becoming partly sunny. A 30 percent chance of showers. Highs in the upper 50s to lower 60s. | |
| Zone Forecast: Grainger County | |
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