This special marine warning is no longer in effect.
It expired
.
It is kept here for reference only — do not rely on it for current conditions.
See alerts in effect now
Special Marine Warning
Expired
St. Lawrence River above Ogdensburg NY
StatusEndedStarted about 1 hour ago
Endsexpired
Issued
SeveritySevere
UrgencyImmediate
CertaintyLikely
Details
The affected areas were... The Saint Lawrence River from Clayton to North Hammond...
The thunderstorm has moved out of the area and no longer poses a significant threat to boaters.