Heavy Snow and Winter Weather in Tennessee, January 9 to 10, 2011

Name: Heavy Snow and Winter Weather in Tennessee, January 9 to 10, 2011
Start: 2011-01-09T21:00
End: 2011-01-10T11:30
Location: Tennessee

January 9 to 10, 2011 · NWS OHX · 39 events in 39 counties and zones

As a surface low pressure system developed across southern Texas and moved across northern portions of the Gulf of Mexico, a wide area of moisture spread across Middle Tennessee. With surface temperatures also below freezing during the evening hours on Sunday, January 9th and through the day on Monday, January 10th, a significant snowfall event across the entire mid state occurred.

Where it happened

Every event with a place to put it; 39 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 1
Property damage: None recorded
Crop damage: None recorded
Events: 39

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS OHX wrote it up.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Nashville, TN wrote its last area forecast discussion before the first event at Jan 9, 7:19 PM CST, 1 hour 41 minutes earlier.

Area forecast discussion, Jan 9, 7:19 PM CST, 1 hour 41 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
719 PM CST SUN JAN 9 2011

.UPDATE...
00Z KOHX RAOB SHOWS ATM MOISTENING UP. KOHX-88D CONTINUES TO SHOW
VIRGA. SNOW SHOULD REACH THE GROUND IN THE SOUTHWEST CORNER OF MID
TN NEXT HOUR OR TWO. UPSTREAM IR SAT/RADAR MOSAIC IN N MS MORE
CELLULAR W/SOME LOCAL ENHANCEMENT TO SNOW RATES. HIGHEST SNOW
ACCUMS S MID TN TNGT.

&&

.PREV DISCUSSION... /ISSUED 253 PM CST SUN JAN 9 2011/

DISCUSSION...
WINTER STORM WARNING IN EFFECT FOR ALL OF MIDDLE TN FROM MIDNIGHT
TONIGHT THROUGH MONDAY. BASICALLY HEAVIEST SNOW AMOUNTS ACROSS THE
SOUTH WITH LEAST AMOUNTS IN THE NORTHWEST. UPDATED WSW AROUND 130
PM AND CAN BE FOUND UNDER PRODUCTS AT WEB SITE. SURFACE LOW JUST OFF
LOUISIANA COAST WILL WEAKEN AS IT MOVES ALONG GULF COASTAL AREAS
NEXT 24-36 HRS. WINTRY PRECIP ALREADY SPREADING NORTHWARD FROM
GULF REGION AND AT MID-AFTERNOON HAD REACHED AS FAR NORTH ALONG A LINE
FROM TUSCALOOSA...GREENWOOD...PINE BLUFF AND HOT SPRINGS. EXPECT
SNOW TO REACH SOUTHWEST MIDDLE TENNESSEE AROUND 7 PM THEN INTO THE
NASHVILLE AREA AROUND MIDNIGHT AND OVERSPREAD THE NORTHEAST AND
PLATEAU AFTER MIDNIGHT.

AS FOR SNOW AMOUNTS BASICALLY USED HPC QPF AND THEN USED A 10:1
RATIO OF SNOW TO LIQUID TO GET THE FINAL AMOUNTS. TRIED TO TAILOR
AMOUNTS CLOSE WHAT THE LATEST HPC WINTER WEATHER ACCUMULATION
GRAPHICS HAS AND IT APPEARS TO BE CLOSE. I EXPECT THUNDER SNOW
ACROSS SOUTHERN AREAS BETWEEN MIDNIGHT AND DAYBREAK MONDAY AS
EQUIVALENT POTENTIAL TEMP PROFILE WOULD SUPPORT THIS.

AN UPPER LEVEL DISTURANCE WILL MOVE ACROSS THE AREA MONDAY NIGHT AND
TUESDAY AND COULD BRING ADDITIONAL ACCUMULATIONS ESPECIALLY NORTH
AND PLATEAU BUT SHOULD BE GENERALLY LIGHT.

TEMPS WILL BE COLD THROUGH THE WORK WEEK.

&&

.OHX WATCHES/WARNINGS/ADVISORIES...
WINTER STORM WARNING FROM MIDNIGHT TONIGHT TO 6 PM CST MONDAY
FOR TNZ005>011-022>034-056>066-075-077>080-093>095.

&&

04

Hazardous weather outlook, Jan 9, 1:20 PM CST, 7 hours 40 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NASHVILLE TN
120 PM CST SUN JAN 9 2011

TNZ005>011-022>034-056>066-075-077>080-093>095-101930-
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-CLAY-PICKETT-BENTON-
HOUSTON-HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-WILSON-TROUSDALE-
SMITH-JACKSON-PUTNAM-OVERTON-FENTRESS-PERRY-HICKMAN-LEWIS-
WILLIAMSON-MAURY-MARSHALL-RUTHERFORD-CANNON-DE KALB-WHITE-
CUMBERLAND-BEDFORD-COFFEE-WARREN-GRUNDY-VAN BUREN-WAYNE-LAWRENCE-
GILES-
120 PM CST SUN JAN 9 2011

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
CST MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MIDDLE TENNESSEE.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A MAJOR WINTER STORM WILL BEGIN AFFECTING THE MID STATE
TONIGHT...WITH SIGNIFICANT SNOW ACCUMULATIONS EXPECTED IN
MANY AREAS BY SUNRISE MONDAY. MANY ROADS WILL BECOME SLIPPERY AND
HAZARDOUS.

MORE INFORMATION IS AVAILABLE ON THE INTERNET AT WEATHER.GOV OR
BY LISTENING TO NOAA WEATHER RADIO.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THE WINTER STORM WILL CONTINUE TO HAMMER THE MID STATE MONDAY...
WITH TOTAL STORM ACCUMULATIONS BY SUNSET MONDAY RANGING FROM A COUPLE
INCHES IN THE NORTHWEST...TO SEVEN INCHES OR MORE IN THE EXTREME
SOUTHEAST...ESPECIALLY ALONG THE SOUTHERN CUMBERLAND PLATEAU.

HAZARDOUS DRIVING CONDITIONS WILL EXIST THROUGHOUT THE DAY...AND
SOME SOUTHERN AREAS COULD BECOME VIRTUALLY PARALYZED WITH SNOW
ACCUMULATIONS OVER HALF A FOOT.

ADDITIONAL ACCUMULATIONS OF ONE TO TWO INCHES WILL OCCUR MONDAY
NIGHT AND TUESDAY...AS AN UPPER LEVEL LOW PRESSURE SYSTEM MOVES
ACROSS THE AREA.

MORE INFORMATION IS AVAILABLE ON THE INTERNET AT WEATHER.GOV OR
BY LISTENING TO NOAA WEATHER RADIO.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS AND LOCAL EMERGENCY MANAGEMENT OFFICIALS ARE ENCOURAGED
TO REPORT ANY SNOW ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE
IN NASHVILLE.

19

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

28 heavy snow, 11 winter weather. Local standard time, as filed.

Heavy Snow, Lawrence

When: January 9, 9:00 PM CST to January 10, 7:00 AM CST
Where: Lawrence forecast zone
Reported by: Law Enforcement
Coordinates: 35.217, -87.396 (the zone’s center; the record gives no point)

Eleven inches of total snowfall accumulation occurred near the Tennessee/Alabama border. Total snowfall accumulations across the rest of the county had an average range from four to six inches. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Wayne

When: January 9, 9:00 PM CST to January 10, 6:00 AM CST
Where: Wayne forecast zone
Reported by: Emergency Manager
Coordinates: 35.240, -87.788 (the zone’s center; the record gives no point)

Five inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Giles

When: January 9, 9:30 PM CST to January 10, 6:30 AM CST
Where: Giles forecast zone
Reported by: Trained Spotter
Coordinates: 35.202, -87.035 (the zone’s center; the record gives no point)

Nine to thirteen inches of total snowfall accumulation occurred across the county. The heaviest snowfall was the result of thunderstorms developing across portions of the county, resulting in brief heavy short bursts of snowfall accumulation. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Marshall

When: January 9, 10:00 PM CST to January 10, 7:00 AM CST
Where: Marshall forecast zone
Reported by: Law Enforcement
Coordinates: 35.469, -86.765 (the zone’s center; the record gives no point)

Nine and one half inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Perry

When: January 9, 10:00 PM CST to January 10, 7:00 AM CST
Where: Perry forecast zone
Reported by: Public
Coordinates: 35.643, -87.859 (the zone’s center; the record gives no point)

Six inches of total snowfall accumulation occurred on average across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Maury

When: January 9, 10:00 PM CST to January 10, 10:00 AM CST
Where: Maury forecast zone
Reported by: Trained Spotter
Coordinates: 35.617, -87.077 (the zone’s center; the record gives no point)

Five and one half inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Lewis

When: January 9, 10:00 PM CST to January 10, 7:00 AM CST
Where: Lewis forecast zone
Reported by: Law Enforcement
Coordinates: 35.527, -87.493 (the zone’s center; the record gives no point)

Heavy Snow, Bedford

When: January 9, 10:30 PM CST to January 10, 7:30 AM CST
Where: Bedford forecast zone
Reported by: Public
Coordinates: 35.514, -86.459 (the zone’s center; the record gives no point)

Seven and three tenths inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Humphreys

When: January 9, 10:30 PM CST to January 10, 7:30 AM CST
Where: Humphreys forecast zone
Reported by: Public
Coordinates: 36.041, -87.776 (the zone’s center; the record gives no point)

Two inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Hickman

When: January 9, 10:30 PM CST to January 10, 7:00 AM CST
Where: Hickman forecast zone
Reported by: COOP Observer
Coordinates: 35.803, -87.473 (the zone’s center; the record gives no point)

Five and two tenths inches of total snowfall accummulation on average occurred across the county per observations from COOP Observers. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Benton

When: January 9, 10:30 PM CST to January 10, 7:30 AM CST
Where: Benton forecast zone
Reported by: Law Enforcement
Coordinates: 36.070, -88.068 (the zone’s center; the record gives no point)

Heavy Snow, Grundy

When: January 9, 11:00 PM CST to January 10, 8:00 AM CST
Where: Grundy forecast zone
Reported by: Law Enforcement
Coordinates: 35.388, -85.723 (the zone’s center; the record gives no point)

Eight inches of total snowfall accumulation occurred on average across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Coffee

When: January 9, 11:00 PM CST to January 10, 8:00 AM CST
Where: Coffee forecast zone
Reported by: Law Enforcement
Coordinates: 35.491, -86.075 (the zone’s center; the record gives no point)

Eight inches of total snowfall accumulation occurred in Manchester. Interstate 24 eastbound was closed at the 127 mile marker. Across other portions of the county, total snowfall accumulations averaged around six inches. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Dickson

When: January 9, 11:00 PM CST to January 10, 8:00 AM CST
Where: Dickson forecast zone
Reported by: Law Enforcement
Coordinates: 36.149, -87.357 (the zone’s center; the record gives no point)

Three inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Rutherford

When: January 9, 11:00 PM CST to January 10, 8:00 AM CST
Where: Rutherford forecast zone
Reported by: Amateur Radio
Coordinates: 35.843, -86.417 (the zone’s center; the record gives no point)

Winter Weather, Houston

When: January 9, 11:00 PM CST to January 10, 8:00 AM CST
Where: Houston forecast zone
Reported by: Emergency Manager
Coordinates: 36.286, -87.717 (the zone’s center; the record gives no point)

One and two tenths of an inch of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Williamson

When: January 9, 11:00 PM CST to January 10, 8:00 AM CST
Where: Williamson forecast zone
Reported by: Public
Coordinates: 35.894, -86.899 (the zone’s center; the record gives no point)

Four inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Warren

When: January 9, 11:30 PM CST to January 10, 9:00 AM CST
Where: Warren forecast zone
Reported by: Law Enforcement
Coordinates: 35.679, -85.778 (the zone’s center; the record gives no point)

Seven and one half inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Davidson

When: January 9, 11:30 PM CST to January 10, 8:30 AM CST
Where: Davidson forecast zone
Reported by: Official NWS Observations
Coordinates: 36.171, -86.777 (the zone’s center; the record gives no point)

Four inches of total snowfall accumulation occurred at the Nashville International Airport.|Other locations across the county had total snowfall accumulations ranging on average from two to three inches. A newspaper reported that a private snow removal company reported road conditions as being terrible, with multiple cars spun out on the ice and abandoned on the side of county roadways. Details concerning any injuries or damage cost amounts to individual cars was unknown. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Cheatham

When: January 9, 11:30 PM CST to January 10, 8:30 AM CST
Where: Cheatham forecast zone
Reported by: CoCoRaHS
Coordinates: 36.261, -87.087 (the zone’s center; the record gives no point)

Two inches of total snowfall accumulation occurred on average across the county per observations from CoCoRaHS observers. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Cannon

When: January 9, 11:30 PM CST to January 10, 8:30 AM CST
Where: Cannon forecast zone
Reported by: COOP Observer
Coordinates: 35.809, -86.062 (the zone’s center; the record gives no point)

Four inches of total snowfall accumulation occurred on average across the county per observations from COOP Observers. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Wilson

When: January 10, 12:00 AM CST to 9:00 AM CST
Where: Wilson forecast zone
Reported by: Trained Spotter
Coordinates: 36.155, -86.298 (the zone’s center; the record gives no point)

Three inches of total snowfall accumulation occurred in Mount Juliet. This measurement was taken at the Wilson/Davidson County Line on Old Lebanon Dirt Road, which is four miles west of Mount Juliet Road and four miles east of Andrew Jackson Boulevard. Other portions of the county experienced total snowfall accumulations on average of around two inches. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Montgomery

When: January 10, 12:00 AM CST to 9:00 AM CST
Where: Montgomery forecast zone
Reported by: Law Enforcement
Coordinates: 36.497, -87.383 (the zone’s center; the record gives no point)

Two inches of total snowfall accumulation occurred on average across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Stewart

When: January 10, 12:00 AM CST to 9:00 AM CST
Where: Stewart forecast zone
Reported by: Law Enforcement
Coordinates: 36.501, -87.838 (the zone’s center; the record gives no point)

Heavy Snow, Dekalb

When: January 10, 12:00 AM CST to 9:00 AM CST
Where: Dekalb forecast zone
Reported by: CoCoRaHS
Coordinates: 35.980, -85.833 (the zone’s center; the record gives no point)

Six and two tenths inches of total snowfall accumulation on average occurred across the county from CoCoRaHS observations. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Robertson

When: January 10, 12:00 AM CST to 9:00 AM CST
Where: Robertson forecast zone
Reported by: CoCoRaHS
Coordinates: 36.526, -86.871 (the zone’s center; the record gives no point)

One inch of total snowfall accumulation occurred on average across the county per CoCoRaHS observations. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Van Buren

When: January 10, 12:00 AM CST to 9:00 AM CST
Where: Van Buren forecast zone
Reported by: Law Enforcement
Coordinates: 35.696, -85.453 (the zone’s center; the record gives no point)

Four and one half inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, White

When: January 10, 12:30 AM CST to 9:30 AM CST
Where: White forecast zone
Reported by: CoCoRaHS
Coordinates: 35.926, -85.455 (the zone’s center; the record gives no point)

Four and one half inches of total snowfall accumulation on average occurred across the county per CoCoRaHS observations. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Smith

When: January 10, 1:00 AM CST to 9:30 AM CST
Where: Smith forecast zone
Reported by: Emergency Manager
Coordinates: 36.251, -85.957 (the zone’s center; the record gives no point)

Winter Weather, Sumner

When: January 10, 1:00 AM CST to 9:30 AM CST
Where: Sumner forecast zone
Injuries: 0 direct, 1 indirect
Reported by: COOP Observer
Coordinates: 36.469, -86.460 (the zone’s center; the record gives no point)

Two and one half inches of total snowfall accumulation on average occurred across the county. A newspaper also reported that the driver of a Honda Passport suffered minor injuries on Sunday, January 9th, when they lost control with traveling east on Tom Beasley Road because of slippery driving conditions. The driver was transported to Sumner Regional Medical Center by the Sumner County Emergency Medical Services. Final details on what the minor injuires were and amount of damage to the Honda Passport were unknown. This total snowfall accumulation also resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Putnam

When: January 10, 1:00 AM CST to 9:30 AM CST
Where: Putnam forecast zone
Reported by: CoCoRaHS
Coordinates: 36.141, -85.495 (the zone’s center; the record gives no point)

Four inches of total snowfall accumulation occurred on average across the county per observations from CoCoRaHS observers across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Trousdale

When: January 10, 1:00 AM CST to 9:30 AM CST
Where: Trousdale forecast zone
Reported by: Law Enforcement
Coordinates: 36.392, -86.157 (the zone’s center; the record gives no point)

Winter Weather, Cumberland

When: January 10, 2:00 AM CST to 10:00 AM CST
Where: Cumberland forecast zone
Reported by: Trained Spotter
Coordinates: 35.950, -84.998 (the zone’s center; the record gives no point)

Heavy Snow, Jackson

When: January 10, 2:00 AM CST to 10:00 AM CST
Where: Jackson forecast zone
Reported by: COOP Observer
Coordinates: 36.359, -85.673 (the zone’s center; the record gives no point)

Three inches of total snowfall accumulation on average occurred across the county per observations from COOP Observers across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Overton

When: January 10, 2:00 AM CST to 10:00 AM CST
Where: Overton forecast zone
Reported by: COOP Observer
Coordinates: 36.345, -85.288 (the zone’s center; the record gives no point)

Heavy Snow, Macon

When: January 10, 2:00 AM CST to 10:00 AM CST
Where: Macon forecast zone
Reported by: Newspaper
Coordinates: 36.532, -86.007 (the zone’s center; the record gives no point)

Total snowfall accumulation ranging from two to four inches occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Winter Weather, Clay

When: January 10, 2:00 AM CST to 10:00 AM CST
Where: Clay forecast zone
Reported by: Law Enforcement
Coordinates: 36.551, -85.544 (the zone’s center; the record gives no point)

One and one half inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Fentress

When: January 10, 2:30 AM CST to 11:00 AM CST
Where: Fentress forecast zone
Reported by: Newspaper
Coordinates: 36.381, -84.932 (the zone’s center; the record gives no point)

Six inches of total snowfall accumulation on average occurred across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

Heavy Snow, Pickett

When: January 10, 2:30 AM CST to 11:30 AM CST
Where: Pickett forecast zone
Reported by: COOP Observer
Coordinates: 36.558, -85.075 (the zone’s center; the record gives no point)

Three inches of total snowfall accumulation occurred on average across the county. This total snowfall accumulation resulted in public and some private primary, secondary, and higher education school closures across the county on Monday, January 10th, along with closures or postponement of other civic engagements across the county for the remainder of that day, as travel across roads throughout the county became hazardous due to the accumulating snowfall.

What these are

Heavy Snow: Snowfall reaching the local warning threshold without the other hazards of a winter storm.
Winter Weather: Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Tennessee in 2011 Every state in 2011 This day in weather history Warnings in Tennessee, January 2011

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 277617, 277916, 277636, 277634, 277914, 278017, 280945, 277750, 278014, 278048, 278060, 277694, 277709, 277884, 277885, 277917, 277918, 277640, 278022, 278033, 278035, 277883, 277915, 278034, 278061, 278069, 280948, 278032, 277898, 278055, 278062, 278077, 278049, 278058, 278059, 281035, 281223, 278051, 278054.