| Products in the Last Seven Days |
| Type |
Phenomena |
Count |
| Warning | Severe Thunderstorm | 1460 |
| Advisory | Areal Flood | 609 |
| Warning | Flash Flood | 471 |
| Advisory | Heat | 198 |
| Watch | Severe Thunderstorm | 118 |
| Warning | Tornado | 110 |
| Watch | Areal Flood | 67 |
| Advisory | Small Craft | 51 |
| Warning | Fire Weather | 40 |
| Advisory | Dense Fog | 23 |
| Watch | Flash Flood | 12 |
| Advisory | Dust Storm | 10 |
| Watch | Flood | 9 |
| Watch | Fire Weather | 9 |
| Warning | Dust Storm | 7 |
| Advisory | Lake Wind | 4 |
| Warning | Gale | 3 |
| Advisory | Flood | 2 |
| Watch | Gale | 2 |
| Advisory | Blowing Dust | 2 |
| Most Active Forecast Offices |
| Forecast Office |
Products |
| Indianapolis, IN | 137 |
| Wilmington, OH | 134 |
| Jackson, KY | 118 |
| Chicago, IL | 113 |
| Northern Indiana, IN | 112 |
| Denver / Boulder, CO | 106 |
| Phoenix, AZ | 104 |
| Charleston, WV | 100 |
| Las Vegas, NV | 98 |
| Tucson, AZ | 92 |
| Louisville, KY | 81 |
| Davenport / Quad Cities, IA | 73 |
| Morristown / Knoxville, TN | 71 |
| Lincoln, IL | 71 |
| Greenville-Spartanburg, SC | 68 |
| Baltimore / Washington, VA | 64 |
| Jacksonville, FL | 61 |
| Cheyenne, WY | 57 |
| Cleveland, OH | 56 |
| North Platte, NE | 56 |
| Product Count by Day |
| Date |
Warn |
Watch |
Advis. |
| 2026-08-16 | 21 |
2 | 21 |
| 2026-08-15 | 171 |
18 | 103 |
| 2026-08-14 | 235 |
23 | 138 |
| 2026-08-13 | 263 |
36 | 161 |
| 2026-08-12 | 354 |
37 | 124 |
| 2026-08-11 | 521 |
45 | 169 |
| 2026-08-10 | 375 |
41 | 98 |
| 2026-08-09 | 179 |
23 | 76 |
| 2026-08-08 | 2 |
3 | 7 |
| Particularly Dangerous Situations |
| Product |
Forecast Office |
| Flash Flood Warning 0045 | Indianapolis, IN |
| Flash Flood Warning 0047 | Indianapolis, IN |
| Flash Flood Warning 0055 | Jackson, KY |
| Flash Flood Warning 0066 | Wilmington, OH |
| Flash Flood Warning 0067 | Wilmington, OH |
| Tornado Warning 0077 | Davenport / Quad Cities, IA |
| Flash Flood Warning 0123 | Charleston, WV |
|
Home
Return to list
Severe Thunderstorm Warning 0108
Issued by the Morristown / Knoxville Forecast Office
| Action |
Issued |
Starts |
Expiration |
| New |
2026-08-11 14:15:19 |
2026-08-11 14:14:00 |
2026-08-11 15:00:00 |
Action: New
Issued At: 2026-08-11 14:15:19
600
WUUS54 KMRX 111914
SVRMRX
TNC163-179-112000-
/O.NEW.KMRX.SV.W.0108.260811T1914Z-260811T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Morristown TN
314 PM EDT Tue Aug 11 2026
The National Weather Service in Morristown has issued a
* Severe Thunderstorm Warning for...
Southwestern Sullivan County in east Tennessee...
North central Washington County in east Tennessee...
* Until 400 PM EDT.
* At 314 PM EDT, a severe thunderstorm was located over Colonial
Heights, or near Kingsport, moving southeast at 10 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Johnson City, Kingsport, Gray, Oak Grove, Colonial Heights,
Spurgeon, Sullivan Gardens, Warriors Path State Park, Tri-City
Airport, and Bays Mountain Park.
This includes the following highways...
Interstate 26 in Tennessee between mile markers 1 and 16.
Interstate 81 in Tennessee between mile markers 52 and 63.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3632 8252 3648 8266 3649 8263 3651 8263
3652 8262 3652 8261 3654 8261 3656 8257
3647 8231
TIME...MOT...LOC 1914Z 307DEG 8KT 3648 8254
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
SR
|