Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 42, NWS Jackson, KY
NWS Jackson, KY issued this flash flood warning at Jul 10, 2021, 3:19 PM EDT for Floyd County, Johnson County, Martin County, Kentucky. It was in force for 2 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 10, 2021, 3:19 PM EDT (19:19 UTC)
- Expired
- Jul 10, 2021, 5:38 PM EDT
- In force
- 2 hr
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Floyd County, KY, Johnson County, KY, Martin County, KY
The radar
The Jackson,KY radar (KJKL), 49 km from the middle of the area, began a volume at 19:19 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 10, 4:00 PM EDT | FLASH FLOOD | Allen, KY | FLASH FLOODING WAS OBSERVED ALONG KY1428 IN THE CITY OF ALLEN. ONE LANE OF THE ROAD WAS IMPASSABLE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.3 hours before the alert went out and 216 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 866 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
599
WGUS53 KJKL 101919
FFWJKL
KYC071-115-159-102145-
/O.NEW.KJKL.FF.W.0042.210710T1919Z-210710T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Jackson KY
319 PM EDT Sat Jul 10 2021
The National Weather Service in Jackson has issued a
* Flash Flood Warning for...
Southeastern Johnson County in northeastern Kentucky...
Southwestern Martin County in northeastern Kentucky...
Northern Floyd County in southeastern Kentucky...
* Until 545 PM EDT.
* At 319 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Prestonsburg, Allen, Lancer, Cliff, Bays Branch, Corn Fork Hollow,
Auxier, Dwale, Emma, Beaver Junction, Alvin, Dock, Nero, Allen
City, East Point, Oaklawn Estates, Van Lear, Bammer and Odds.
Additional rainfall amounts of 0.5 to 1 inch are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.
&&
LAT...LON 3770 8294 3777 8276 3776 8259 3768 8258
3767 8261 3765 8261 3765 8260 3764 8260
3760 8269 3758 8279 3760 8290 3764 8290
3764 8291 3765 8291 3765 8293
FLASH FLOOD...RADAR INDICATED
$$
GREIF1 follow-up statement
079
WGUS73 KJKL 102138
FFSJKL
Flash Flood Statement
National Weather Service Jackson KY
538 PM EDT Sat Jul 10 2021
KYC071-115-159-102148-
/O.CAN.KJKL.FF.W.0042.000000T0000Z-210710T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Floyd KY-Johnson KY-Martin KY-
538 PM EDT Sat Jul 10 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN JOHNSON,
SOUTHWESTERN MARTIN AND NORTHERN FLOYD COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3770 8294 3777 8276 3776 8259 3768 8258
3767 8261 3765 8261 3765 8260 3764 8260
3760 8269 3758 8279 3760 8290 3764 8290
3764 8291 3765 8291 3765 8293
$$
GREIFThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 12:11 PM EDT | Special Weather Statement | JKL | Elliott | 34 min |
| Jul 10, 1:13 PM EDT | Special Weather Statement | JKL | Whitley | 47 min |
| Jul 10, 1:45 PM EDT | Special Weather Statement | JKL | Bell, Knox, Whitley | 45 min |
| Jul 10, 2:34 PM EDT | Special Weather Statement | JKL | Bell, Clay, Harlan, Leslie | 41 min |
| Jul 10, 2:36 PM EDT | Special Weather Statement | JKL | Johnson | 39 min |
| Jul 10, 3:07 PM EDT | Special Weather Statement | JKL | Floyd, Pike | 38 min |
| Jul 10, 3:08 PM EDT | Severe Thunderstorm Warning | JKL | Floyd, Martin, Pike | 52 min |
| Jul 10, 3:13 PM EDT | Areal Flood Advisory | JKL | Floyd, Magoffin, Martin, Pike | 3 hr |
| Jul 10, 3:30 PM EDT | Special Weather Statement | JKL | Laurel | 60 min |
| Jul 10, 3:32 PM EDT | Special Weather Statement | JKL | Pike | 28 min |
| Jul 10, 3:33 PM EDT | Special Weather Statement | JKL | Estill, Lee, Powell | 42 min |
| Jul 10, 3:45 PM EDT | Areal Flood Advisory | JKL | Estill | 3 hr |
| Jul 10, 3:49 PM EDT | Flash Flood Warning | JKL | Estill | 2 hr |
| Jul 10, 3:56 PM EDT | Special Weather Statement | JKL | Morgan | 49 min |
| Jul 10, 3:58 PM EDT | Special Weather Statement | JKL | Magoffin, Wolfe | 47 min |
| Jul 10, 3:59 PM EDT | Special Weather Statement | JKL | Pike | 31 min |
| Jul 10, 4:03 PM EDT | Severe Thunderstorm Warning | JKL | Magoffin, Morgan | 42 min |
| Jul 10, 4:11 PM EDT | Areal Flood Advisory | JKL | Pike | 3 hr |
| Jul 10, 4:13 PM EDT | Areal Flood Advisory | JKL | Estill, Lee, Powell, Wolfe | 3 hr |
| Jul 10, 4:18 PM EDT | Special Weather Statement | JKL | Lee | 27 min |
| Jul 10, 4:42 PM EDT | Areal Flood Advisory | JKL | Pike | 3 hr |
| Jul 10, 4:44 PM EDT | Areal Flood Advisory | JKL | Breathitt, Lee, Wolfe | 2 hr |
| Jul 10, 5:09 PM EDT | Special Weather Statement | JKL | Pulaski | 36 min |
| Jul 10, 5:41 PM EDT | Special Weather Statement | JKL | Laurel | 49 min |
| Jul 10, 6:02 PM EDT | Special Weather Statement | JKL | Laurel | 43 min |
| Jul 10, 6:16 PM EDT | Areal Flood Advisory | JKL | McCreary, Pulaski | 105 min |
| Jul 10, 6:16 PM EDT | Areal Flood Advisory | JKL | Pike | 52 min |
| Jul 10, 6:24 PM EDT | Flash Flood Warning | JKL | Pulaski | 95 min |
| Jul 10, 6:31 PM EDT | Areal Flood Advisory | JKL | McCreary | 115 min |
| Jul 10, 6:40 PM EDT | Flash Flood Warning | JKL | McCreary | 103 min |
| Jul 10, 6:49 PM EDT | Areal Flood Advisory | JKL | Laurel, McCreary, Whitley | 102 min |
| Jul 10, 7:14 PM EDT | Areal Flood Advisory | JKL | Clay | 3 hr |
| Jul 10, 7:40 PM EDT | Areal Flood Advisory | JKL | Knox | 2 hr |
Nearby
Flash Flood Warnings in Kentucky, 2021Every flash flood warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.