Alert archive / Tennessee / Flash Flood Watches in 2010
Flash Flood Watch 2, NWS Morristown, TN
NWS Morristown, TN issued this flash flood watch at Aug 18, 2010, 3:08 AM EDT for 33 counties in Tennessee; 7 counties in Virginia; Cherokee County, Clay County, North Carolina. It took effect at Aug 18, 2010, 9:35 AM EDT. It was in force for 24 hr.
The area
The counties it named.
The facts
- Issued
- Aug 18, 2010, 3:08 AM EDT (07:08 UTC)
- In effect from
- Aug 18, 2010, 9:35 AM EDT
- Expired
- Aug 19, 2010, 9:58 AM EDT
- In force
- 24 hr
- Issued by
- NWS Morristown, TN
- Flood severity
- None
All 42 counties
Cherokee County, NC, Clay County, NC, Anderson County, TN, Bledsoe County, TN, Blount County, TN, Bradley County, TN, Campbell County, TN, Carter County, TN, Claiborne County, TN, Cocke County, TN, Grainger County, TN, Greene County, TN, Hamblen County, TN, Hamilton County, TN, Hancock County, TN, Hawkins County, TN, Jefferson County, TN, Johnson County, TN, Knox County, TN, Loudon County, TN, Marion County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Morgan County, TN, Polk County, TN, Rhea County, TN, Roane County, TN, Scott County, TN, Sequatchie County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Union County, TN, Washington County, TN, City of Bristol, VA, City of Norton, VA, Lee County, VA, Russell County, VA, Scott County, VA, Washington County, VA, Wise County, VA
The radar
The Knoxville radar (KMRX), 27 km from the middle of the area, began a volume at 07:12 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 forecasters said that day
The local office's own words before this flash flood watch 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 watch went out at Aug 18, 2:59 AM EDT, 9 minutes earlier.
Area forecast discussion, Aug 18, 2:59 AM EDT, 9 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 504 AM EDT TUE AUG 17 2010 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-180915- 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-NW 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-RUSSELL-WASHINGTON- 504 AM EDT TUE AUG 17 2010 /404 AM CDT TUE AUG 17 2010/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS DEVELOPING. DUE TO THEIR SLOW MOVEMENT...LOCALLY HEAVY RAINFALL WILL BE POSSIBLE LEADING TO SOME FLOODING IN A FEW AREAS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A VERY MOIST AIR MASS WILL LINGER ACROSS THE SOUTHERN APPALACHIAN REGION THROUGHOUT MOST OF THE WEEK...WITH SLOW-MOVING AND SCATTERED THUNDERSTORMS PRODUCING A THREAT FOR LOCALLY HEAVY RAINFALL EACH DAY...MAINLY DURING THE AFTERNOON AND EVENING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED DUE TO THE ISOLATED NATURE OF THE POSSIBLE FLOODING THREAT.
In the hours before
Local storm report, Aug 18, 12:27 AM EDT, 2 hours 41 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 |
|---|---|---|---|---|
| Aug 18, 9:07 AM EDT | Areal Flood Advisory | MRX | Anderson, Campbell, Claiborne, Hancock, Morgan, Scott and 1 more | 3 hr |
| Aug 18, 11:30 AM EDT | Flash Flood Warning | MRX | Campbell, Claiborne, Scott, Union | 6 hr |
| Aug 18, 11:57 AM EDT | Areal Flood Advisory | MRX | Anderson, Knox, Morgan, Roane, Union | 3 hr |
| Aug 18, 12:04 PM EDT | Areal Flood Advisory | MRX | Claiborne, Grainger, Hamblen, Hancock, Hawkins, Union | 6 hr |
| Aug 18, 2:33 PM EDT | Flash Flood Warning | MRX | Anderson, Knox, Morgan, Roane, Union | 6 hr |
Nearby
Flash Flood Watches in Tennessee, 2010Flash Flood Watches in Virginia, 2010Flash Flood Watches in North Carolina, 2010Every flash flood watch in 2010
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.