Severe Thunderstorm Warning
NWS Morristown TN ยท US
Details
Severe Thunderstorm Warning Issued September 18 At 7:03PM EDT Until September 18 At 7:45PM EDT By NWS Morristown TN
- Event
- Severe Thunderstorm Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Observed
- Response
- Shelter
Description
Overview
SVRMRX The National Weather Service in Morristown has issued a * Severe Thunderstorm Warning for... Jefferson County in east Tennessee... South central Grainger County in east Tennessee... Southwestern Hamblen County in east Tennessee... * Until 745 PM EDT. * At 703 PM EDT, a severe thunderstorm was located over Jefferson City, moving southeast at 10 mph.
Hazard
60 mph wind gusts and quarter size hail.
Source
Radar indicated.
Impacts
Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
Locations impacted
Morristown, Jefferson City, Dandridge, White Pine, New Market, Baneberry, Alpha, Piedmont, and Panther Creek State Park. This includes the following highways... Interstate 40 in Tennessee between mile markers 410 and 428. Interstate 81 in Tennessee between mile markers 1 and 5.
Instructions
For your protection move to an interior room on the lowest floor of a building.
Affected areas
- Grainger County, TN
- Hamblen County, TN
- Jefferson County, TN
Public contact
- Issuer
- NWS Morristown TN
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m5s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2VC6GERZQTGWW6M4K5QV6TG
- Identifier
- urn:oid:2.49.0.1.840.0.3be4fbe888dc9f5ef13e1bde273b274ad3d9f3f6.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Morristown TN
- AWIPS ID
- CAPMRX
- NWWS sequence
- nwws_processor.8498
- WMO heading
- XOUS54
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 54
Event codes
| Name | Value |
|---|---|
| SAME | SVR |
| NationalWeatherService | SVW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | SVRMRX |
| WMOidentifier | WUUS54 KMRX 182303 |
| eventMotionDescription | 2026-09-18T23:03:00-00:00...storm...320DEG...7KT...36.12,-83.49 |
| windThreat | RADAR INDICATED |
| maxWindGust | 60 MPH |
| hailThreat | RADAR INDICATED |
| maxHailSize | 1.00 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KMRX.SV.W.0174.260918T2303Z-260918T2345Z/ |
| eventEndingTime | 2026-09-18T19:45:00-04:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Grainger County, TN
- Hamblen County, TN
- Jefferson County, TN
| Name | Value |
|---|---|
| SAME | 047057 |
| SAME | 047063 |
| SAME | 047089 |
| UGC | TNC057 |
| UGC | TNC063 |
| UGC | TNC089 |
- Polygons
- 35.97,-83.52 36.0,-83.58 36.17,-83.61 36.21,-83.4 36.05,-83.24 36.04,-83.26 36.01,-83.26 35.95,-83.52 35.97,-83.52