Click on button above to view TN Watches/Warnings/Special Wx Statements.


Sullivan County, TN Weather And Climate Synopsis

To access other UK Agricultural Weather Center Pages use the pull-down menu below.

(Click image to zoom) or Click Here

36 Hr. Forecast Map
All Radar images NOAA/UKAWC
Satellite images from NOAA

Weather Summary Hourly Observations Nowcast Agricultural Weather Outlook
7 Day Forecast Medium & Long Range Outlook Almanac Historical Facts





US Weekly Rainfall Departure



US Weekly Temperature Departure
Also see:




A joint service of the UK Ag Weather Center and the National Weather Service.

National Weather Service Nashville TN
512 AM CST Wed Dec 13 2017

.UPDATE...
FOR 12Z AVIATION DISCUSSION.

National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map, [2nd Source TWC]

Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook in case of corrupt tables.
Regional Hourly Observations For SULLIVAN County
Issued at 600 AM CST WED DEC 13 2017

NORTHEAST TENNESSEE
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
TRI CITIES     CLOUDY    19   8  62 SW3       29.99R                  
ELIZABETHTON   CLEAR     21   7  53 W5        30.00R WCI  15          

Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel


Current Agricultural Weather Conditions in Tennessee
Based on observations at 600am CST, Wednesday December 13, 2017

Across Tennessee...temperatures are near 31 degrees west and near 21 degrees central. Current sky conditions are partly cloudy west and cloudy central. In the west, relative humidity is near 66%, and the dew point is near 21 degrees. In the central part of the state, relative humidity is near 71%, and the dew point is near 13 degrees. Winds are from the southwest at 7 mph west, where conditions are favorable for spraying. The wind chill is near 24 degrees west. Winds are from the south at 6 mph central, where conditions are favorable for spraying. The wind chill is near 13 degrees central. Winds are unavailable east. The livestock cold stress index is in the no stress category west, no stress category central, and unavailable category east. Based on current available observations, the highest temperature is 31 degrees at Memphis International Airport. The lowest temperature is 21 degrees at Savannah, Nashville, Lexington, Clarksville, and Bolivar.


Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.

US Radar, All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For SULLIVAN County,TN

430 AM EST Wed Dec 13 2017 /330 AM CST Wed Dec 13 2017/

 DAY ONE  Today and Tonight

Winds will increase across the region late this afternoon and
continue into tonight. Higher elevations of the East TN Mountains
will see winds reach advisory criteria and a Wind Advisory will be
in effect from late this afternoon into early Thursday morning.

 DAYS TWO THROUGH SEVEN  Thursday through Tuesday

No hazardous weather is expected at this time.

 SPOTTER INFORMATION STATEMENT  

Spotter activation will not be needed.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For SULLIVAN County, TN
710 AM EST Wed Dec 13 2017

TODAY
Sunny. Highs in the upper 30s to lower 40s. Southwest winds 5 to 15 mph.

TONIGHT
Mostly cloudy. Lows in the mid to upper 20s. West winds 5 to 15 mph.

THURSDAY
Partly sunny. Highs in the lower to mid 40s. West winds 10 mph or less.

THURSDAY NIGHT
Mostly cloudy. Lows in the upper 20s. Light winds.

FRIDAY
Mostly cloudy. Highs in the upper 30s to lower 40s. West winds 5 to 15 mph.

FRIDAY NIGHT
Partly cloudy. Lows in the mid 20s.

SATURDAY
Sunny. Highs in the mid to upper 40s.

SATURDAY NIGHT
Mostly clear. Lows in the lower 30s.

SUNDAY
Mostly cloudy with a 40 percent chance of rain. Highs in the upper 40s to lower 50s.

SUNDAY NIGHT
Mostly cloudy with a 50 percent chance of rain showers. Lows in the upper 30s.

MONDAY
Partly sunny with a 30 percent chance of rain showers. Highs in the lower 50s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 30s.

TUESDAY
Mostly sunny. Highs in the upper 40s to lower 50s.

12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip, Severe Weather Pot.-Day 1, Day 2


Medium & Long Range Outlook For Tennessee
                            TENNESSEE                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                   DEC 18-22    DEC 20-26    DEC       DEC-FEB                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Above     Normal      Above                      
 Precipitation:      Above        Above     Normal      Above                      

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast, 6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook

Almanac Information

Wednesday December 13, 2017 the 347th Day of Year

---------------------------------------------------
SUN
Declination -23.210000
Distance 0.999724 AU
Rise 07:50 EST Set 17:33 EST
Transit Meridian 12:41 EST
Civil Twilight Begins 07:22 EST Ends 18:01 EST

Calculations made for central point in the state.
Time in ET -- and will vary due to location and
elevation -- Priddy


Historical Weather And Climate Facts For Today

DECEMBER 13TH
HISTORIC WEATHER EVENTS
...1915...
A heavy snowstorm kicked off the snowiest winter in modern records for
western New England. (The Weather Channel)
...1962...
Record cold weather gripped the nation. The low temperature in Lexington, KY 
fell to -6 degrees (record low on this date), -3 at Covington and -3 at Paducah. 
Severe cold conditions went as far south as Florida with a hard freeze. Morning 
lows reached 35 degrees at Miami, 18 degrees at Tampa, and 12 degrees at 
Jacksonville. It was the coldest December weather of the 20th century and caused 
millions of dollars damage to crops and foliage. In Georgia, the morning low of 
9 degrees below zero at Blairsville established a state record for the month of 
December. 
...1987...
A major winter storm produced high winds and heavy snow in the Southern
Rockies and the Southern High Plains. Snowfall totals in New Mexico ranged
up to 25 inches at Cedar Crest, with up to three feet of snow reported in
the higher elevations. Winds of 75 mph, with gusts to 124 mph, were
reported northeast of Albuquerque NM. El Paso TX was buried under 22.4
inches of snow, including a single storm record of 16.8 inches in 24 hours.
The snowfall total surpassed their previous record for an entire winter
season of 18.4 inches. Record cold was experienced the next three nights as
readings dipped into the single numbers. High winds ushering unseasonably
cold air into the southwestern U.S. gusted to 100 mph at Grapevine CA. (The
National Weather Summary) (Storm Data)
...1988...
Low pressure off the Atlantic coast produced up to a foot of snow in
eastern Nassau County and western Suffolk County of southeastern New York
State. Mild weather prevailed across the western half of the country. Nine
cities reported record high temperatures for the date, including Goodland
KS with a reading of 74 degrees. (The National Weather Summary) (Storm
Data)
...1989...
Strong northwesterly winds, ushering bitterly cold arctic air into the
central U.S., produced squalls with heavy snow in the Great Lakes Region.
Snowfall totals in Upper Michigan ranged up to 24 inches at Manistique.
Nine cities in Arkansas and Texas reported record low temperatures for the
date, including Calico Rock AR with a reading of 4 degrees above zero.
(Storm Data) (The National Weather Summary)

Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky