Small Craft Advisory
NWS Chicago IL ยท US
Details
Small Craft Advisory Remains In Effect Until 9 AM CST This Morning... ...Gale Warning Remains In Effect From 9 AM This Morning To 5 PM CST This Afternoon... ...Small Craft Advisory Remains In Effect From 5 PM This Afternoon To 4 AM CST Saturday
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
For the first Small Craft Advisory, north winds to 30 kt and significant waves to 11 ft occasionally to 14 ft. For the Gale Warning, north gales to 35 kt and significant waves to 14 ft occasionally to 18 ft expected. For the second Small Craft Advisory, north winds to 30 kt and significant waves to 12 ft occasionally to 16 ft expected.
Where
Calumet Harbor IL to Michigan City IN.
When
For the first Small Craft Advisory, until 9 AM CST this morning. For the Gale Warning, from 9 AM this morning to 5 PM CST this afternoon. For the second Small Craft Advisory, from 5 PM this afternoon to 4 AM CST Saturday.
Impacts
Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Instructions
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Affected areas
- Calumet Harbor IL to Gary IN
- Gary to Burns Harbor IN
- Burns Harbor to Michigan City IN
Public contact
- Issuer
- NWS Chicago IL
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~58s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M77MM2G738AKGDMSGV6QA7JQ
- Identifier
- urn:oid:2.49.0.1.840.0.f335d83ce7a5c7296f283884cb0c4bbf8cec563c.002.1
- Sender
- [email protected]
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Chicago IL
- AWIPS ID
- CAPLOT
- NWWS sequence
- nwws_processor.7385
- WMO heading
- XOUS53
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 53
References
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
- Sender
- [email protected]
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SCY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWLOT |
| WMOidentifier | WHUS73 KLOT 121024 |
| NWSheadline | SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... ...GALE WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 5 PM CST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 4 AM CST SATURDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KLOT.SC.Y.0095.000000T0000Z-261112T1500Z/ |
| eventEndingTime | 2026-11-12T09:00:00-06:00 |
| BLOCKCHANNEL | CMAS |
| expiredReferences | [email protected],urn:oid:2.49.0.1.840.0.130e922d466a6776ab56bf2b2158cccbc79b41ef.002.1,2026-11-11T18:44:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.3d40de99e737bb355b9c30cf2021bac098c6cd69.002.1,2026-11-11T14:57:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.ccde802764e7cec2e650a0654ac36a8885ca7f98.002.1,2026-11-11T09:57:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.0b8177ccef5015c8d661856ff5b3d4f9b05e1b53.002.1,2026-11-11T03:43:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.1712b00881ce03b3667119f2a6739bff6e3fa922.002.1,2026-11-10T21:07:00-06:00 [email protected],urn:oid:2.49.0.1.840.0.23b01c6506e0e37dc1da4d4ae79b59193d939a08.002.1,2026-11-10T14:50:00-06:00 |
Locations
Location data
- Calumet Harbor IL to Gary IN
- Gary to Burns Harbor IN
- Burns Harbor to Michigan City IN
| Name | Value |
|---|---|
| SAME | 092743 |
| SAME | 092744 |
| SAME | 092745 |
| UGC | LMZ743 |
| UGC | LMZ744 |
| UGC | LMZ745 |