Weather Forecast for Great Smoky Mountains National Park
Tennessee, United States of America
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Current Weather - Great Smoky Mountains National Park: -4°C
Current Weather - Great Smoky Mountains National Park: -4°C
Tennessee, United States of America
Overcast
Feels like -6°C
Wind
6 km/h SSW
Humidity
58%
Pressure
1019 mb
UV Index
0
Visibility
16 km
Light freezing rain
Tuesday, March 17, 2026
High
1°C
Low
-5°C
Rain Chance
69%
Hourly Forecast
-2°C
-1°C
-2°C
-0°C
-0°C
-1°C
-3°C
-4°C
-4°C
-4°C
-4°C
Day Statistics
Maximum Wind
18 km/h
Humidity
59%
Precipitation
0 mm
UV Index
1
Visibility
9 km
Rain Chance
69%
Snow Chance
13%
Sun & Moon
Sunrise
07:42 AM
Sunset
07:44 PM
Moonrise
06:55 AM
Moonset
06:29 PM
Moon Phase
Waning Crescent
Moon Illumination
5%
Air Quality
PM2.5
5.6
μg/m³
PM10
6.2
μg/m³
NO₂
2.2
μg/m³
O₃
92
μg/m³
SO₂
1.5
μg/m³
CO
178.2
μg/m³
Solar Radiation Data
Shortwave Radiation
0.35
Diffuse Radiation
0.16
DNI
0.27
GTI
0.22
Weather Alerts
Winter Weather Advisory issued March 17 at 12:35AM EDT until March 17 at 8:00AM EDT by NWS Morristown TN
* WHAT...Scattered snow showers to continue through the night. Additional snow accumulations up to one inch. Winds gusting as high as 45 mph. * WHERE...Portions of East Tennessee and southwest Virginia. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions. The hazardous conditions could impact the Tuesday morning commute. Gusty winds could bring down tree branches.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. Be prepared for slippery roads. Slow down and use caution while driving. If you are going outside, watch your first few steps taken on stairs, sidewalks, and driveways. These surfaces could be icy and slippery, increasing your risk of a fall and injury.
Wind Advisory issued March 16 at 1:04PM EDT until March 17 at 5:00AM EDT by NWS Greenville-Spartanburg SC
* WHAT...Northwest winds 30 to 40 mph with gusts up to 60 mph expected above 3500 feet. * WHERE...Buncombe, Haywood, Madison, Mitchell, Northern Jackson, Southern Jackson, Swain, Transylvania, and Yancey Counties. * WHEN...Until 5 AM EDT Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Winter Weather Advisory issued March 17 at 12:32AM EDT until March 17 at 8:00AM EDT by NWS Greenville-Spartanburg SC
* WHAT...Snow above 3500 feet. Additional snow accumulations up to 1-2 inches, with locally higher amounts possible above 5,000 feet. Additional snow accumulations of a dusting to possibly half an inch in some lower elevations. Winds gusting as high as 50 mph. * WHERE...The North Carolina mountain counties along the Tennessee border above 3500 feet. * WHEN...Until 8 AM EDT this morning. * IMPACTS...The snowfall will create slippery and snow covered roadways. The hazardous conditions could impact the Tuesday morning commute. Strong winds could cause damage to trees and power lines.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Special Weather Statement issued March 17 at 12:57AM EDT by NWS Morristown TN
Scattered light snow showers to continue overnight, and should enter a lull by morning. Some locations may see an additional dusting to one-half inch of snow this morning. There is potential for residual moisture on area roadways to freeze into black ice and result in slick spots this morning, especially on local roads. Take caution on your morning commutes.
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