As an area of showers and thunderstorms moved across Davidson County during the morning hours on Wednesday January 11th, minor flash flooding occurred across the county.
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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.
The episode as NWS OHX wrote it up.
As an area of showers and thunderstorms moved across Davidson County during the morning hours on Wednesday January 11th, minor flash flooding occurred across the county.
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 11, 3:47 AM CST, 2 hours 13 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NASHVILLE TN 347 AM CST WED JAN 11 2012 .DISCUSSION...SFC LOW IS LOCATED OVER NRN MS AND WRN AL AND IS MOVING NEWD INTO THE MIDSTATE. SIGNIFICANT RAINFALL IS LOCATED OVER TN AND AL ATTM. ALOFT...THE UPPER LOW IS LOCATED NEAR VICKSBURG MS...BEGINNING TO LIFT NEWD. TO THE NW A SIGNIFICANT UPPER TROUGH IS LOCATED OVER THE NRN ROCKIES PUSHING SEWD INTO THE NRN AND CNTRL PLAINS. THUS...THESE 2 FEATURES WILL BE OUR WEATHER MAKERS FOR THE NEXT 48-72 HRS. SFC LOW LIFTS NEWD INTO THE ERN GREAT LAKES BY THU AM WITH A STRONG COLD FRONT...CURRENTLY LOCATED OVER THE NRN PLAINS...MOVING INTO THE MIDSTATE ON THU AM. RAINFALL AMOUNTS WITH THIS LOW PRESSURE SYSTEM ARE EXPECTED TO BE 1-1.5 INCHES...EARLY THIS MORNING AND TODAY. SPC SVR OUTLOOK HAS ONLY GENERAL THUNDER FOR THIS AREA. DISCUSSION...HOWEVER...MENTIONS POSSIBLE SVR WIND/HAIL NEAR THE MID LEVEL TEMP/VORT CENTER. PROGS INDICATE THAT THE 500MB WIND MAX WILL PASS OVER SRN AL AND CNTRL GA DURING THE DAY. THE COLD CORE OF THE UPPER LOW...HOWEVER...WILL PASS ACROSS OUR SERN COUNTIES DURING THE DAY. THUS THERE MAY BE A POTENTIAL FOR HAIL IN OUR SERN COUNTIES. WILL MONITOR RADAR TRENDS TO SEE IF THIS MATERIALIZES. KISS THE ABOVE NORMAL TEMPS GOODBYE...IT TURNS MUCH COLDER ON THU WITH UPPER FLOW TURNING NWLY...STRAIGHT OUT OF CNTRL CANADA. WE GET SOME BACKSIDE MOISTURE AFTER THE SFC/UPPER LOWS PASS TO THE NE. THUS THERE IS SOME POSSIBILITY OF LIGHT SNOW FOR THU AFTN AND THU NGT. CURRENTLY...PROBABILITIES ARE IN THE 20-40 PCT RANGE FOR SNOW... THUS ANY POTENTIAL ACCUMULATIONS ARE NOT MENTION IN THE ZONE PACKAGE. FRI WILL BE THE COLDEST DAY WITH HIGHS IN THE 30S. TEMPS BOUNCE BACK TO NEAR NORMAL ON SAT AFTN WITH HIGHS IN THE MID 40S. TEMPS ARE NEAR NORMAL TO SLIGHTLY ABOVE NORMAL FOR THE REMAINDER OF THE FORECAST. WINDS TURN BACK TO SLY ON MON AS THE SFC HIGH MOVES OFF TO THE EAST AND THE NEXT SYSTEM DEVELOPS IN THE PLAINS. A CHANCE OF RAIN COMES BACK TO THE FORECAST FOR MON AND TUE MOVES CLOSER TO THE AREA. && .PRELIMINARY POINT TEMPS/POPS... NASHVILLE 60 41 41 21 / 80 20 60 20 CLARKSVILLE 56 38 38 19 / 80 20 70 20 CROSSVILLE 58 41 41 16 / 90 30 60 40 COLUMBIA 59 41 41 21 / 70 20 50 20 LAWRENCEBURG 57 40 40 21 / 60 20 40 20 WAVERLY 56 37 38 20 / 70 20 60 20 && .OHX WATCHES/WARNINGS/ADVISORIES... NONE. && JLM
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NASHVILLE TN 519 AM CST WED JAN 11 2012 TNZ005>011-022>034-056>066-075-077>080-093>095-121130- 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- 519 AM CST WED JAN 11 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MIDDLE TENNESSEE. .DAY ONE...TODAY AND TONIGHT AN UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE OVER THE REGION THIS MORNING WITH A CHANCE OF THUNDERSTORMS. A FEW STRONG STORMS ARE POSSIBLE IN SOUTHERN PORTIONS OF MIDDLE TENNESSEE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A STRONG COLD FRONT WILL MOVE ACROSS THE REGION THURSDAY MORNING WITH TEMPERATURES FALLING DURING THE DAY. THE COLDER AIR WILL CHANGE RAIN TO SNOW IN THE AFTERNOON. IT WILL BE COLD ENOUGH FOR SNOW ACCUMULATIONS IN NORTHERN SECTIONS AND IN THE CUMBERLAND PLATEAU REGION DURING THE AFTERNOON. THE CHANCE OF ACCUMULATING SNOW WILL CONTINUE THURSDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTERS AND LOCAL EMERGENCY MANAGEMENT OFFICIALS ARE ENCOURAGED TO REPORT ANY SNOW ACCUMULATIONS THURSDAY AFTERNOON AND NIGHT TO THE NATIONAL WEATHER SERVICE IN NASHVILLE. 04
The Nashville radar (KOHX), 16 km away, was scanning. The volume nearest the first event began at 11:57 UTC.
1 flash flood. Local standard time, as filed.
Numerous reports of minor flooding of secondary roads were reported across the county.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2012Every state in 2012This day in weather historyWarnings in Tennessee, January 2012
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: 355197.