Evening thunderstorms developed primarily in Tennessee near a stationary boundary, with one storm deviating northward through Calloway County, Kentucky. This storm produced several reports of wind damage and resulted in a water rescue being needed in Murray as torrential rain induced flash flooding.
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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 PAH wrote it up.
Evening thunderstorms developed primarily in Tennessee near a stationary boundary, with one storm deviating northward through Calloway County, Kentucky. This storm produced several reports of wind damage and resulted in a water rescue being needed in Murray as torrential rain induced flash flooding. MLCAPE was around 1000 J/kg and effective bulk shear was very limited, while PWs were near 1.8 inch.
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 Paducah, KY wrote its last area forecast discussion before the first event at Jul 21, 5:50 PM CST, 2 hours 10 minutes earlier. Its key messages:
Area Forecast Discussion National Weather Service Paducah KY 650 PM CDT Sun Jul 21 2024 .KEY MESSAGES... - 80s and 60s are forecast for highs and lows daily. - Daily rain chances return to the forecast. && .DISCUSSION... Issued at 140 PM CDT Sun Jul 21 2024 Daily shower/storm chances return to the forecast as we transition to a more troffy upper flow pattern. Moisture/instability availability drive a mainly daytime heat of day peak chance most days, but there are no significant features of note to suggest anything other than routine storms with the normal hazards heavy rain/lightning. Normal highs around 90 and normal lows around 70 will be top end with most of the week spent in the 80s and 60s for highs/lows thanks to afternoon clouds/storms. If long term modeling holds, trending toward higher pressure aloft may lead to warming temperatures next week...something to watch for as the pattern evolves. && .AVIATION /00Z TAFS THROUGH 00Z TUESDAY/... Issued at 647 PM CDT Sun Jul 21 2024 VFR will continue. A few isolated showers/storms are possible this evening and again Monday but at this time no mention in the TAF's. SCT-BKN CIGS generally around and above 5-8kft tonight with diurnal bases around 4-5kft Monday. Winds will remain light through the period. && .PAH WATCHES/WARNINGS/ADVISORIES... IL...None. MO...None. IN...None. KY...None. && AVIATION...AD
Hazardous Weather Outlook National Weather Service Paducah KY 333 AM CDT Sun Jul 21 2024 ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087- 100-107>112-114-220845- Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton- White-Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope- Hardin-Alexander-Pulaski-Massac-Gibson-Pike-Posey-Vanderburgh- Warrick-Spencer-Fulton-Hickman-Carlisle-Ballard-McCracken-Graves- Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell- Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean- Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter- Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid- 333 AM CDT Sun Jul 21 2024 /433 AM EDT Sun Jul 21 2024/ This Hazardous Weather Outlook is for portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. .DAY ONE...Today and Tonight A few afternoon thunderstorms will be possible, mainly this afternoon into tonight. Heavy rain and lightning are the main threats. .DAYS TWO THROUGH SEVEN...Monday through Saturday More widespread afternoon thunderstorms are forecast for the entire area Monday through Saturday. Locally heavy rainfall and lightning will be the primary concerns. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated.
Special Weather Statement
National Weather Service Paducah KY
434 PM CDT Sun Jul 21 2024
KYZ022-212215-
Todd KY-
434 PM CDT Sun Jul 21 2024
...A STRONG THUNDERSTORM WILL IMPACT SOUTHERN TODD COUNTY THROUGH 515
PM CDT...
At 434 PM CDT, Doppler radar was tracking a strong thunderstorm over
Guthrie, or 10 miles northeast of Clarksville, moving northeast at 15
mph.
HAZARD...Wind gusts up to 50 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Elkton, Guthrie, Trenton, and Allensville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3675 8706 3664 8706 3664 8734 3683 8723
3683 8706 3677 8705
TIME...MOT...LOC 2134Z 213DEG 11KT 3664 8719
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
DieganSpecial Weather Statement
National Weather Service Paducah KY
522 PM CDT Sun Jul 21 2024
KYZ022-212300-
Todd KY-
522 PM CDT Sun Jul 21 2024
...A STRONG THUNDERSTORM WILL IMPACT CENTRAL TODD COUNTY THROUGH 600
PM CDT...
At 521 PM CDT, Doppler radar was tracking a strong thunderstorm near
Elkton, moving north at 15 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Elkton, Trenton, Justice, and Allegre.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3683 8706 3670 8714 3674 8732 3696 8728
3693 8705
TIME...MOT...LOC 2221Z 199DEG 14KT 3677 8722
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
DieganSpecial Weather Statement
National Weather Service Paducah KY
854 PM CDT Sun Jul 21 2024
KYZ009-220245-
Calloway KY-
854 PM CDT Sun Jul 21 2024
...A STRONG THUNDERSTORM WILL IMPACT CALLOWAY COUNTY THROUGH 945 PM
CDT...
At 854 PM CDT, Doppler radar was tracking a strong thunderstorm over
Murray, moving northwest at 15 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Murray, Hazel, Kirksey, Harris Grove, New Concord, and Crossland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3650 8849 3675 8849 3675 8820 3650 8807
TIME...MOT...LOC 0154Z 152DEG 11KT 3665 8835
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
DieganThe Paducah radar (KPAH), 62 km away, was scanning. The volume nearest the first event began at 02:00 UTC.
2 thunderstorm wind, 1 flash flood, 1 hail. Local standard time, as filed.
A tree was blown down onto a car with a person inside on Robertson Rd in Murray.
Flash flooding occurred in Murray with a water rescue for one person trapped in a vehicle on N 16th St. Radar estimated rainfall totals were 1.5-2.5 inches, most of which fell between 1945-2030CST.
As a thunderstorm drifted northward in Calloway County, a roof was completely blown off of a concrete building on Ingram Lane. A residence on Crestview Ln had substantial tree damage. A pole barn was destroyed west of Dexter. A utility company reported several trees down across central and northern Calloway County with over 1,200 without power.
Hail estimated to 1 inch fell in Dexter as a thunderstorm drifted northward.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Kentucky in 2024Every state in 2024This day in weather historyWarnings in Kentucky, July 2024
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: 1203247, 1203243, 1203240, 1203239.