National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Hazardous Weather Conditions

Current conditions at

Williamsburg-Whitley County Airport (KBYL)

Lat: 36.8°NLon: 84.2°WElev: 1165ft.

Overcast

76°F

24°C

Humidity 90%
Wind Speed E 5 mph
Barometer 30.15 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 12 Jul 12:15 pm EDT
Extended Forecast for

3 Miles NNE Newcomb TN

Flood Watch July 12, 12:26pm until July 13, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 12, 12:26pm until July 13, 02:00am

    NOW until 2:00am Mon

    Flood Watch

  • This Afternoon

    High: 79 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 5am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    T-storms
    Likely then
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms, mainly before 4pm, then showers and possibly a thunderstorm after 5pm. High near 80. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm, mainly before 8pm. Low around 65. East wind around 5 mph becoming calm. Chance of precipitation is 80%.

    Low: 65 °F

    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

This Afternoon
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 79. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 5am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms, mainly before 4pm, then showers and possibly a thunderstorm after 5pm. High near 80. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm, mainly before 8pm. Low around 65. East wind around 5 mph becoming calm. Chance of precipitation is 80%.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 67. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 69.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Newcomb TN
 36.58°N 84.19°W (Elev. 1079 ft)
Last Update:
7:06 am EDT Jul 12, 2026
Forecast Valid:
12pm EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation