Alert archive / Tennessee / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 89, NWS Morristown, TN
NWS Morristown, TN issued this severe thunderstorm warning at Jun 15, 2010, 1:14 PM EDT for Hamilton County, Tennessee. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 15, 2010, 1:14 PM EDT (17:14 UTC)
- Expired
- Jun 15, 2010, 2:15 PM EDT
- In force
- 61 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
County Hamilton County, TN
The radar
The Northeast Alabama radar (KHTX), 88 km from the middle of the area, began a volume at 17:15 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 12:00Z, 5.2 hours before the alert went out and 167 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
- 2500 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 911 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -46 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jun 15, 9:45 AM EDT, 3 hours 29 minutes earlier.
Area forecast discussion, Jun 15, 9:45 AM EDT, 3 hours 29 minutes before
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</html>Hazardous weather outlook, Jun 15, 5:00 AM EDT, 8 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 500 AM EDT TUE JUN 15 2010 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-161000- 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- 500 AM EDT (400 AM CDT) TUE JUN 15 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST TENNESSEE...SOUTHWEST VIRGINIA AND EXTREME SOUTHWEST NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT A HOT AND VERY HUMID AIR MASS WILL HELP TO TRIGGER SCATTERED SHOWERS AND THUNDERSTORMS TODAY...WITH A FEW ISOLATED STORMS BECOMING STRONG TO SEVERE THIS AFTERNOON AND EVENING. THE MAIN THREATS WILL BE THE POSSIBILITY OF DAMAGING WINDS...LOCALLY HEAVY RAINFALL...AND CLOUD TO GROUND LIGHTNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY A TYPICAL SUMMERTIME PATTERN WILL CONTINUE ACROSS THE REGION THIS WEEK...WITH A FEW ISOLATED STRONG TO SEVERE STORMS POSSIBLE EACH DAY. THE MAIN THREATS THROUGHOUT THE PERIOD WILL CONTINUE TO BE THE POSSIBILITY OF DAMAGING WINDS...LOCALLY HEAVY RAINFALL...AND CLOUD TO GROUND LIGHTNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED DUE TO THE ISOLATED NATURE OF THE EXPECTED SEVERE THREAT. DMG
In the hours before
Special weather statement, Jun 15, 11:56 AM EDT, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 1156 AM EDT TUE JUN 15 2010 TNZ041-072-074-151700- BLOUNT SMOKY MOUNTAINS TN-COCKE SMOKY MOUNTAINS TN-SEVIER SMOKY MOUNTAINS TN- 1156 AM EDT TUE JUN 15 2010 ...SIGNIFICANT WEATHER ADVISORY FOR SEVIER...COCKE AND EXTREME EASTERN BLOUNT COUNTIES UNTIL 100 PM EDT... AT 1154 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR GATLINBURG...MOVING SOUTHEAST AT 5 MPH. SMALL HAIL AND WIND GUSTS UP TO 45 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...MAINLY RURAL AREAS OF COCKE AND SEVIER COUNTIES. IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. DH
Special weather statement, Jun 15, 12:52 PM EDT, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 1252 PM EDT TUE JUN 15 2010 TNZ083-084-099-100-151745- BRADLEY TN-HAMILTON TN-MEIGS TN-RHEA TN- 1252 PM EDT TUE JUN 15 2010 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN BRADLEY...HAMILTON... MEIGS AND EXTREME SOUTHERN RHEA COUNTIES UNTIL 145 PM EDT... AT 1249 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9 MILES NORTHEAST OF SODDY-DAISY...OR 9 MILES SOUTH OF DAYTON...MOVING EAST AT 10 MPH. SMALL HAIL AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...CHARLESTON... BIRCHWOOD AND BIG SPRING. IN ADDITION TO SMALL HAIL AND GUSTY WINDS...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES PRIMARY KILLERS ASSOCIATED WITH THUNDERSTORMS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. DH
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 12:26 PM EDT | Severe Thunderstorm Warning | MRX | Anderson, Morgan, Roane | 64 min |
| Jun 15, 1:07 PM EDT | Severe Thunderstorm Warning | MRX | Meigs, Rhea, Roane | 53 min |
| Jun 15, 1:13 PM EDT | Areal Flood Advisory | MRX | Morgan, Roane | 2 hr |
| Jun 15, 1:30 PM EDT | Areal Flood Advisory | MRX | Hamilton | 57 min |
| Jun 15, 1:31 PM EDT | Severe Thunderstorm Warning | MRX | Bradley, McMinn, Meigs, Rhea | 59 min |
| Jun 15, 2:03 PM EDT | Areal Flood Advisory | MRX | Meigs, Rhea, Roane | 66 min |
| Jun 15, 2:09 PM EDT | Areal Flood Advisory | MRX | Anderson, Campbell | 52 min |
| Jun 15, 2:33 PM EDT | Severe Thunderstorm Warning | MRX | Anderson, Blount, Knox, Loudon, McMinn, Monroe and 2 more | 57 min |
| Jun 15, 2:48 PM EDT | Severe Thunderstorm Warning | MRX | McMinn, Monroe | 48 min |
| Jun 15, 3:14 PM EDT | Severe Thunderstorm Warning | MRX | Blount, Grainger, Jefferson, Knox, Sevier, Union | 61 min |
| Jun 15, 3:18 PM EDT | Severe Thunderstorm Warning | MRX | Blount, Monroe | 57 min |
| Jun 15, 4:00 PM EDT | Severe Thunderstorm Warning | MRX | Blount, Cocke, Hamblen, Jefferson, Sevier | 60 min |
| Jun 15, 4:05 PM EDT | Severe Thunderstorm Warning | MRX | Marion | 55 min |
| Jun 15, 4:21 PM EDT | Areal Flood Advisory | MRX | Bledsoe | 3 hr |
| Jun 15, 4:29 PM EDT | Severe Thunderstorm Warning | MRX | Hawkins, Sullivan | 46 min |
| Jun 15, 4:50 PM EDT | Severe Thunderstorm Warning | MRX | Polk | 39 min |
| Jun 15, 4:52 PM EDT | Severe Thunderstorm Warning | MRX | Hamilton, Marion, Sequatchie | 53 min |
| Jun 15, 4:58 PM EDT | Severe Thunderstorm Warning | MRX | Bledsoe | 62 min |
| Jun 15, 5:04 PM EDT | Areal Flood Advisory | MRX | Hancock, Hawkins | 116 min |
| Jun 15, 5:28 PM EDT | Severe Thunderstorm Warning | MRX | Bradley, Hamilton, McMinn, Meigs, Rhea | 62 min |
| Jun 15, 5:32 PM EDT | Severe Thunderstorm Warning | MRX | Carter, Greene, Sullivan, Washington | 43 min |
| Jun 15, 5:38 PM EDT | Areal Flood Advisory | MRX | Hamilton | 112 min |
| Jun 15, 5:46 PM EDT | Flash Flood Warning | MRX | Bledsoe | 3 hr |
| Jun 15, 5:56 PM EDT | Severe Thunderstorm Warning | MRX | Polk | 64 min |
| Jun 15, 6:16 PM EDT | Severe Thunderstorm Warning | MRX | Loudon, McMinn, Meigs, Monroe, Rhea, Roane | 59 min |
| Jun 15, 2:56 PM EDT | Severe Thunderstorm Warning | MRX | Russell, Scott, Washington | 64 min |
| Jun 15, 2:59 PM EDT | Areal Flood Advisory | MRX | Russell, Washington | 2 hr |
| Jun 15, 5:27 PM EDT | Areal Flood Advisory | MRX | Russell, Washington, Wise | 2 hr |
| Jun 15, 6:09 PM EDT | Flash Flood Warning | MRX | Russell | 111 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2010Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.