Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

63°F

17°C

Humidity 60%
Wind Speed SW 7 mph
Barometer 30.15 in (1020.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 14 Apr 2:53 am EDT
Extended Forecast for

4 Miles N Greenback TN

  • Overnight

    Overnight: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm.  Mostly sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly between 8pm and 2am.  Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.

    Low: 61 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 59. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 61. South wind around 5 mph.
Thursday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 84. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of showers, mainly between 8pm and 2am. Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 61.
Saturday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 88.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 69.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greenback TN
 35.71°N 84.19°W (Elev. 1010 ft)
2:26 am EDT Apr 14, 2026
2am EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database