Warning Vector

Severe Thunderstorm Warning

NWS St Louis MO ยท US

Cancelled
This event was updated at .

Details

Severe Thunderstorm Warning Is Cancelled For Northeastern Jefferson County

Event
Severe Thunderstorm Warning
Issued
Onset
Message expires
Expected end
Category
Meteorological
Urgency
Past
Severity
Minor
Certainty
Observed
Response
AllClear

Description

The Severe Thunderstorm Warning has been cancelled and is no longer in effect.

Affected areas

  • Jefferson County, MO

Public contact

Issuer
NWS St Louis MO

Message record

Received
Issue to receipt
~53s
CAP status
Actual
CAP message type
Cancel
Lifecycle
Cancelled
Source
NWWS-OI
Feed
NWWS
Recovered
No
CAP routing and identity
ULID
01M312WQ764F33V3T7VX3KHW35
Identifier
urn:oid:2.49.0.1.840.0.5ff9edc7abaa7456a09734e73f0adc5308777898.001.1
Sender
w-nws.webmaster@noaa.gov
Scope
Public
CAP source
211803 v2.3.0
Handling codes
IPAWSv1.0
Issuing office
NWS St Louis MO
AWIPS ID
CAPLSX
NWWS sequence
nwws_processor.6303
WMO heading
XOUS53
WMO data type
CAP alert message XML (XO)
WMO geography
United States (US)
WMO bulletin number
53

References

Sender
w-nws.webmaster@noaa.gov
Sent

Event codes

NameValue
SAMESVS
NationalWeatherServiceSVW

Parameters

NameValue
AWIPSidentifierSVSLSX
WMOidentifierWWUS53 KLSX 210416
NWSheadlineSEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHEASTERN JEFFERSON COUNTY
eventMotionDescription2026-09-21T03:47:00-00:00...storm...257DEG...15KT...38.3,-90.44
BLOCKCHANNELEAS
BLOCKCHANNELNWEM
EAS-ORGWXR
VTEC/O.CAN.KLSX.SV.W.0258.000000T0000Z-260921T0430Z/
eventEndingTime2026-09-20T23:30:00-05:00
BLOCKCHANNELCMAS
Locations

Location data

  • Jefferson County, MO
NameValue
SAME029099
UGCMOC099
Polygons
38.4,-90.32 38.42,-90.3 38.46,-90.18 38.45,-90.18 38.21,-90.11 38.2,-90.35 38.21,-90.35 38.22,-90.36 38.26,-90.37 38.34,-90.37 38.38,-90.35 38.39,-90.33 38.4,-90.32