Alert archive / North Carolina / Flash Flood Warnings in 2022
Flash Flood Warning 26, NWS Morristown, TN
NWS Morristown, TN issued this flash flood warning at Jul 28, 2022, 11:13 PM EDT for Cherokee County, Clay County, North Carolina. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 28, 2022, 11:13 PM EDT (03:13 UTC)
- Expired
- Jul 29, 2022, 3:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cherokee County, NC, Clay County, NC
The radar
The Knoxville radar (KMRX), 128 km from the middle of the area, began a volume at 03:13 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 3.2 hours before the alert went out and 269 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
- 1173 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 966 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.8
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Morristown, TN wrote its last area forecast discussion before this flash flood warning went out at Jul 28, 9:47 PM EDT, 1 hour 26 minutes earlier.
Area forecast discussion, Jul 28, 9:47 PM EDT, 1 hour 26 minutes before
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</html>Hazardous weather outlook, Jul 28, 3:17 PM EDT, 7 hours 56 minutes before
Hazardous Weather Outlook National Weather Service Morristown TN 317 PM EDT Thu Jul 28 2022 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-291930- Cherokee-Clay-Scott TN-Campbell-Claiborne-Hancock-Hawkins- Sullivan-Johnson-Morgan-Anderson-Union-Grainger-Hamblen- Northwest Cocke-Cocke Smoky Mountains-Northwest Greene- Southeast Greene-Washington TN-Unicoi-Northwest Carter- Southeast Carter-Roane-Loudon-Knox-Jefferson-Northwest Blount- Blount Smoky Mountains-North Sevier-Sevier Smoky Mountains- Sequatchie-Bledsoe-Rhea-Meigs-McMinn-Northwest Monroe- Southeast Monroe-Marion-Hamilton-Bradley-West Polk-East Polk-Lee- Wise-Scott VA-Russell-Washington VA- 317 PM EDT Thu Jul 28 2022 /217 PM CDT Thu Jul 28 2022/ This Hazardous Weather Outlook is for portions of southwest North Carolina...east Tennessee and southwest Virginia. .DAY ONE...This Afternoon and Tonight Localized flash flooding is the main concern through tonight with a Flood Watch in effect for southwest Virginia and northern portions of East Tennessee until 10 PM Friday evening. Isolated damaging wind gusts are also possible through the evening hours. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Locally heavy rainfall is expected Friday and Saturday with any daily storms that develop. As a result, localized flash flooding will be possible each day, with the highest risk for flooding north of I-40 Friday but shifting south some Saturday as the frontal boundary moves south. In addition, isolated damaging winds are possible each day, mainly during the afternoon and evenings with any stronger storms that develop. .SPOTTER INFORMATION STATEMENT... Reports of flooding and wind damage may be needed this evening through the weekend.
In the hours before
Special weather statement, Jul 28, 9:08 PM EDT, 2 hours 5 minutes before
Special Weather Statement
National Weather Service Morristown TN
908 PM EDT Thu Jul 28 2022
TNZ067-068-290200-
Roane TN-Loudon TN-
908 PM EDT Thu Jul 28 2022
...A strong thunderstorm will impact portions of Loudon and Roane
Counties through 1000 PM EDT...
At 907 PM EDT, Doppler radar was tracking a strong thunderstorm over
Fairview, or near Kingston, moving east at 20 mph.
HAZARD...Winds in excess of 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Oak Ridge, Lenoir City, Kingston, Rockwood, Loudon, Fairview,
Midtown, Harriman, Philadelphia and Paint Rock.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 3569 8463 3571 8462 3573 8464 3571 8466
3572 8466 3595 8460 3596 8455 3597 8431
3590 8427 3585 8421 3567 8423 3566 8441
3567 8443 3566 8446 3567 8450 3566 8451
3565 8462
TIME...MOT...LOC 0107Z 269DEG 19KT 3581 8454
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPHLocal storm report, Jul 28, 9:35 PM EDT, 1 hour 38 minutes before
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</html>The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 8:00 PM EDT | Special Weather Statement | MRX | Bledsoe, Meigs, Rhea | 45 min |
| Jul 28, 8:29 PM EDT | Severe Thunderstorm Warning | MRX | Loudon, Meigs, Rhea, Roane | 46 min |
| Jul 28, 8:39 PM EDT | Areal Flood Advisory | MRX | Bledsoe, Rhea | 3 hr |
| Jul 28, 8:43 PM EDT | Special Weather Statement | MRX | Meigs | 47 min |
| Jul 28, 9:04 PM EDT | Severe Thunderstorm Warning | MRX | Bradley, Hamilton, McMinn, Meigs, Rhea | 41 min |
| Jul 28, 9:08 PM EDT | Special Weather Statement | MRX | Loudon, Roane | 52 min |
| Jul 28, 9:38 PM EDT | Special Weather Statement | MRX | Bradley, McMinn, Monroe, Polk | 37 min |
| Jul 28, 10:08 PM EDT | Special Weather Statement | MRX | Monroe | 52 min |
| Jul 28, 10:10 PM EDT | Special Weather Statement | MRX | Polk | 50 min |
| Jul 28, 11:31 PM EDT | Areal Flood Advisory | MRX | Monroe | 4 hr |
| Jul 29, 1:13 AM EDT | Special Weather Statement | MRX | Scott | 47 min |
| Jul 29, 2:32 AM EDT | Areal Flood Advisory | MRX | Scott | 3 hr |
| Jul 29, 10:49 AM EDT | Areal Flood Advisory | MRX | Bledsoe, Meigs, Rhea, Roane | 3 hr |
| Jul 29, 10:56 AM EDT | Areal Flood Advisory | MRX | Lee, Scott | 3 hr |
| Jul 29, 12:09 PM EDT | Flash Flood Warning | MRX | Lee | 2 hr |
| Jul 29, 12:59 PM EDT | Areal Flood Advisory | MRX | Russell, Scott, Washington, City of Bristol | 3 hr |
| Jul 28, 10:48 PM EDT | Special Weather Statement | MRX | Cherokee, Clay | 57 min |
| Jul 28, 10:56 PM EDT | Areal Flood Advisory | MRX | Cherokee, Clay | 3 hr |
| Jul 29, 3:00 AM EDT | Areal Flood Advisory | MRX | Cherokee, Clay | 2 hr |
Nearby
Flash Flood Warnings in North Carolina, 2022Every flash flood warning in 2022
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.