Warning Vector

Special Weather Statement

NWS Morristown TN ยท US

New

Details

A Strong Thunderstorm Will Impact Jefferson...South Central Grainger And West Central Hamblen Counties Through 730 PM EDT

Event
Special Weather Statement
Issued
Onset
Message expires
Category
Meteorological
Urgency
Expected
Severity
Moderate
Certainty
Observed
Response
Execute

Description

Overview

At 655 PM EDT, Doppler radar was tracking a strong thunderstorm over Jefferson City, moving southeast at 10 mph.

Hazard

Wind gusts up to 50 mph and nickel size hail.

Source

Radar indicated.

Impacts

Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Morristown, Jefferson City, Dandridge, White Pine, New Market, Baneberry, Piedmont, and Panther Creek State Park.

Instructions

If outdoors, consider seeking shelter inside a building.

Affected areas

  • Grainger County, TN
  • Hamblen County, TN
  • Jefferson County, TN
  • North Sevier

Public contact

Issuer
NWS Morristown TN

Message record

Received
Issue to receipt
~46s
CAP status
Actual
CAP message type
Alert
Lifecycle
New
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M2VBS3P613CDA8QBX3ASEW4C
Identifier
urn:oid:2.49.0.1.840.0.763438ecb32d9c38310cabd4a34554a22181b989.001.1
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.8234
WMO heading
XOUS54
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
54

Event codes

NameValue
SAMESPS
NationalWeatherServiceSPS

Parameters

NameValue
AWIPSidentifierSPSMRX
WMOidentifierWWUS84 KMRX 182256
NWSheadlineA STRONG THUNDERSTORM WILL IMPACT JEFFERSON...SOUTH CENTRAL GRAINGER AND WEST CENTRAL HAMBLEN COUNTIES THROUGH 730 PM EDT
eventMotionDescription2026-09-18T22:55:00-00:00...storm...320DEG...7KT...36.14,-83.5
maxWindGust50 MPH
maxHailSize0.88
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
BLOCKCHANNELCMAS
Locations

Location data

  • Grainger County, TN
  • Hamblen County, TN
  • Jefferson County, TN
  • North Sevier
NameValue
SAME047057
SAME047063
SAME047089
SAME047155
UGCTNZ038
UGCTNZ039
UGCTNZ070
UGCTNZ073
Polygons
36.18,-83.61 36.2,-83.42 36.05,-83.25 36.04,-83.26 36.01,-83.26 35.92,-83.55 36.18,-83.61