Small Craft Advisory
NWS Chicago IL ยท US
Updated
Details
Small Craft Advisory Remains In Effect From 7 AM Sunday To 7 PM CDT Tuesday
- Event
- Small Craft Advisory
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Minor
- Certainty
- Likely
- Response
- Avoid
Description
What
Northeast winds to 30 kt and significant waves to 10 ft occasionally to 13 ft expected.
Where
Winthrop Harbor to Northerly Island, IL.
When
From 7 AM Sunday to 7 PM CDT Tuesday.
Impacts
Conditions will be hazardous to small craft.
Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Affected areas
- Winthrop Harbor to Wilmette Harbor IL
- Wilmette Harbor to Northerly Island IL
- Northerly Island to Calumet Harbor IL
Public contact
- Issuer
- NWS Chicago IL
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~58s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2YBZF97JJBRPKCCAFVPVFMH
- Identifier
- urn:oid:2.49.0.1.840.0.dfb557806d861d452fd95e70823e7fe0bf47e7f5.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Chicago IL
- AWIPS ID
- CAPLOT
- NWWS sequence
- nwws_processor.4478
- 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
- Sender
- w-nws.webmaster@noaa.gov
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | SCY |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWWLOT |
| WMOidentifier | WHUS73 KLOT 200257 |
| NWSheadline | SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM SUNDAY TO 7 PM CDT TUESDAY |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.CON.KLOT.SC.Y.0083.260920T1200Z-260923T0000Z/ |
| eventEndingTime | 2026-09-22T19:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Winthrop Harbor to Wilmette Harbor IL
- Wilmette Harbor to Northerly Island IL
- Northerly Island to Calumet Harbor IL
| Name | Value |
|---|---|
| SAME | 092740 |
| SAME | 092741 |
| SAME | 092742 |
| UGC | LMZ740 |
| UGC | LMZ741 |
| UGC | LMZ742 |