Heat Advisory
NWS Huntsville AL ยท US
Details
Heat Advisory Remains In Effect Until 8 PM CDT Saturday
- 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 109.
Where
Portions of north central, northeast, and northwest Alabama and southern middle Tennessee.
When
Until 8 PM CDT Saturday.
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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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
- Lauderdale County, AL
- Colbert County, AL
- Franklin
- Lawrence County, AL
- Limestone County, AL
- Madison County, AL
- Morgan County, AL
- Marshall County, AL
- Jackson County, AL
- DeKalb County, AL
- Cullman County, AL
- Moore County, TN
- Lincoln County, TN
- Franklin
Public contact
- Issuer
- NWS Huntsville AL
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~14s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2NHYPBEM8MKARAVDJEV1K9A
- Identifier
- urn:oid:2.49.0.1.840.0.fc5f1136d2269d8d4d57ebeb654300c63d1822b2.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Huntsville AL
- AWIPS ID
- CAPHUN
- NWWS sequence
- nwws_processor.6565
- WMO heading
- XOUS54
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 54
References
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Identifier
- urn:oid:2.49.0.1.840.0.934a81788b80f47bc397924483ac2d94101b1953.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Sent
- Identifier
- urn:oid:2.49.0.1.840.0.52251e7dc9177b815cfa6481f13982ff3aea4bea.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | HTY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | NPWHUN |
| WMOidentifier | WWUS74 KHUN 161649 |
| NWSheadline | HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT SATURDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KHUN.HT.Y.0009.000000T0000Z-260920T0100Z/ |
| eventEndingTime | 2026-09-19T20:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.b5f1d2185a137c53b15b7ff6353e034cd3b3a2ad.002.1,2026-09-15T11:22:00-05:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.b5f1d2185a137c53b15b7ff6353e034cd3b3a2ad.001.1,2026-09-15T11:22:00-05:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.934a81788b80f47bc397924483ac2d94101b1953.001.1,2026-09-14T05:45:00-05:00 w-nws.webmaster@noaa.gov,urn:oid:2.49.0.1.840.0.52251e7dc9177b815cfa6481f13982ff3aea4bea.001.1,2026-09-13T12:11:00-05:00 |
Locations
Location data
- Lauderdale County, AL
- Colbert County, AL
- Franklin
- Lawrence County, AL
- Limestone County, AL
- Madison County, AL
- Morgan County, AL
- Marshall County, AL
- Jackson County, AL
- DeKalb County, AL
- Cullman County, AL
- Moore County, TN
- Lincoln County, TN
- Franklin
| Name | Value |
|---|---|
| SAME | 001077 |
| SAME | 001033 |
| SAME | 001059 |
| SAME | 001079 |
| SAME | 001083 |
| SAME | 001089 |
| SAME | 001103 |
| SAME | 001095 |
| SAME | 001071 |
| SAME | 001049 |
| SAME | 001043 |
| SAME | 047127 |
| SAME | 047103 |
| SAME | 047051 |
| UGC | ALZ001 |
| UGC | ALZ002 |
| UGC | ALZ003 |
| UGC | ALZ004 |
| UGC | ALZ005 |
| UGC | ALZ006 |
| UGC | ALZ007 |
| UGC | ALZ008 |
| UGC | ALZ009 |
| UGC | ALZ010 |
| UGC | ALZ016 |
| UGC | TNZ076 |
| UGC | TNZ096 |
| UGC | TNZ097 |