Heat Advisory
NWS St Louis MO ยท US
Details
Heat Advisory In Effect Until 8 PM CDT Friday
- Event
- Heat Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Moderate
- Certainty
- Likely
- Response
- Execute
Description
What
Heat index values up to 105.
Where
In Illinois, Fayette IL, Montgomery IL, Calhoun IL, Greene IL, Jersey IL, and Macoupin IL Counties. In Missouri, Boone MO, Callaway MO, Lincoln MO, and Montgomery MO Counties.
When
Until 8 PM CDT Friday.
Impacts
Hot temperatures and high humidity may cause heat illnesses.
Instructions
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Affected areas
- Greene County, IL
- Macoupin County, IL
- Montgomery
- Fayette County, IL
- Calhoun County, IL
- Jersey County, IL
- Boone County, MO
- Callaway County, MO
- Montgomery
- Lincoln County, MO
Public contact
- Issuer
- NWS St Louis MO
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~49s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2NGV5E9S6ZTEGNE3TGVB00N
- Identifier
- urn:oid:2.49.0.1.840.0.83c3c15b48faa08053db6943dad6c1ba75f79bc1.001.1
- 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.6148
- WMO heading
- XOUS53
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 53
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | HTY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | NPWLSX |
| WMOidentifier | WWUS73 KLSX 161629 |
| NWSheadline | HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.EXA.KLSX.HT.Y.0012.000000T0000Z-260919T0100Z/ |
| eventEndingTime | 2026-09-18T20:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Greene County, IL
- Macoupin County, IL
- Montgomery
- Fayette County, IL
- Calhoun County, IL
- Jersey County, IL
- Boone County, MO
- Callaway County, MO
- Montgomery
- Lincoln County, MO
| Name | Value |
|---|---|
| SAME | 017061 |
| SAME | 017117 |
| SAME | 017135 |
| SAME | 017051 |
| SAME | 017013 |
| SAME | 017083 |
| SAME | 029019 |
| SAME | 029027 |
| SAME | 029139 |
| SAME | 029113 |
| UGC | ILZ058 |
| UGC | ILZ059 |
| UGC | ILZ060 |
| UGC | ILZ065 |
| UGC | ILZ098 |
| UGC | ILZ099 |
| UGC | MOZ041 |
| UGC | MOZ050 |
| UGC | MOZ051 |
| UGC | MOZ052 |