As a line of showers moved into northern portions of Middle Tennessee in assocition with an upper level low moving north into the upper Mississippi River Valley during the later evening hours, isolated embedded thunderstorms developed within this line of showers resulting in several downed trees and power lines in the city of Cookeville.
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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 a line of showers moved into northern portions of Middle Tennessee in assocition with an upper level low moving north into the upper Mississippi River Valley during the later evening hours, isolated embedded thunderstorms developed within this line of showers resulting in several downed trees and power lines in the city of Cookeville.
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 Dec 24, 8:19 PM CST, 1 hour 11 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NASHVILLE TN 819 PM CST THU DEC 24 2009 .UPDATE... WILL PUT RAIN HEAVY AT TIMES SW AS INDICATED BY LATEST RADAR TRENDS AND QPF FORECAST. REST OF FORECAST FINE. && MAG .PREV DISCUSSION... /ISSUED 602 PM CST THU DEC 24 2009/ UPDATE... SEE AVIATION DISCUSSION. AVIATION... LARGE AREA OF RAIN MOVG N. SYS HEADING E. RAIN MOVING INTO W MID TN EARLY THIS EVENING. RAIN ONSET 03Z KBNA AND 06Z KCSV. MAINLY MVFR CIGS/VIS AT THIS POINT. THERE IS A CONVECTIVE LINE NEAR THE WARM FRONT IN N MS...AND IT SHOULD MAKE IT INTO SW MID TN NEXT COUPLE OF HOURS. MODERATE TO HEAVY RAIN WITH IT. PREV DISCUSSION... /ISSUED 328 PM CST THU DEC 24 2009/ DISCUSSION... WATER VAPOR IMAGERY DOES A GOOD JOB AT PLACING THE UPPER LEVEL LOW WHICH IS CURRENTLY APPROACHING THE ARKLATEX REGION. THE SYSTEM WILL CONTINUE TO MOVE TO THE NORTH NORTHEAST TONIGHT AND BRING A COLD FRONT THOUGH THE AREA FRIDAY MORNING JUST AFTER SUNRISE. FOR THE FCST...SHOWERS WILL OVERSPREAD THE AREA TONIGHT. LIGHT SHOWERS WILL LINGER INTO FRIDAY MORNING. AS COLDER AIR MOVES IN...A BRIEF PERIOD OF LIGHT SNOW SHOWERS COULD OCCUR ACROSS NORTHERN AREAS WITH SNOW FLURRIES POSSIBLE IN THE SOUTH. OTW...THE BIG STORY FOR TONIGHT WILL BE THE WIND SPEEDS. GRADIENT TO TIGHTEN UP IN EARNEST BY LATE THIS AFTERNOON AND EVENING. 850 MB JET NEAR 70 KTS WILL LUCKILY REMAIN UNTAPPED AS SFC INSTABILITIES ARE WEAK. NEVERTHELESS...WILL KEEP WIND ADVISORY GOING AND WILL EXTEND IT THROUGH 6 AM FRIDAY. WINDS WILL STILL BE IN THE 15-25 MPH RANGE ON FRIDAY BUT NO ADVISORY IS NEEDED FOR THAT MAGNITUDE. CLOUDS WILL SLOWLY DECREASE FRI NT WITH PARTLY CLOUDY SKIES IN PLACE SAT AND SAT NT. FOR THE NEAR TERM TEMPS...MAV NUMBERS LOOK REASONABLE UNTIL PERIOD 4. A WARMUP TO 50 DEGREES ON SATURDAY LOOKS UNLIKELY(850 MB TEMPS OF -7C) SO WILL LEAN TOWARD THE MET. IN THE EXT FCST...SHORTWAVE AND ASSOCIATED COLD FRONT WILL SWING THROUGH THE AREA SUNDAY NT. THIS COULD SPAWN A FEW FLURRIES AS THE CLOSED LOW REMAINS TO THE NORTH. STORM SYSTEM MAY FROM IN THE NORTHERN GULF BY MID WEEK. MOISTURE LOOKS LIKE IT STAYS SUPPRESSED TO THE SOUTH SO WILL ONLY INCLUDE A SLT CHC OF SHOWERS WED/SNOW SHOWERS WED NT. OTW...BELOW AVG DAYTIME HIGHS TO CONTINUE. && .OHX WATCHES/WARNINGS/ADVISORIES... WIND ADVISORY UNTIL 6 AM CST FRIDAY FOR TNZ005>011-022>034- 056>066-075-077>080-093>095. && 31
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NASHVILLE TN 508 AM CST THU DEC 24 2009 TNZ005>011-022>034-056>066-075-077>080-093>095-251100- 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-DEKALB-WHITE- CUMBERLAND-BEDFORD-COFFEE-WARREN-GRUNDY-VAN BUREN-WAYNE-LAWRENCE- GILES- 508 AM CST THU DEC 24 2009 ...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO MIDNIGHT CST TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR MIDDLE TENNESSEE. .DAY ONE...TODAY AND TONIGHT AS A STRONG STORM SYSTEM APPROACHES LOCATIONS ACROSS MIDDLE TENNESSEE...SUSTAINED WINDS WILL INCREASE TO 25 MPH OR GREATER... WITH GUSTS AS HIGH AS 45 MPH...FROM THE MID MORNING HOURS THROUGH MIDNIGHT TONIGHT. MORE INFORMATION IS AVAILABLE ON THE INTERNET AT WEATHER.GOV OR BY LISTENING TO NOAA WEATHER RADIO. .DAYS TWO THROUGH SEVEN...CHRISTMAS DAY THROUGH WEDNESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. 31/JBW
The national radar mosaic for the moment the first event began.
1 high wind. Local standard time, as filed.
High winds took down trees and power lines in the Wedgewood Drive area in Cookeville and other isolated power outages across the city occurred according to the Cookeville Electric Department.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2009Every state in 2009This day in weather historyWarnings in Tennessee, December 2009
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: 207765.