Special Marine Warning for Patapsco River including Baltimore Harbor
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
For the following areas... Patapsco River including Baltimore Harbor... At 406 PM EDT, severe thunderstorms were located along a line extending from 29 nm northwest of Middle River to 30 nm west of Back River to 20 nm north of Key Bridge, moving east at 30 knots. HAZARD...Wind gusts in excess of 48 knots and small...
What the bulletin says to do
Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.
Full official description
Bulletin details
For the following areas... Patapsco River including Baltimore Harbor... At 406 PM EDT, severe thunderstorms were located along a line extending from 29 nm northwest of Middle River to 30 nm west of Back River to 20 nm north of Key Bridge, moving east at 30 knots. HAZARD...Wind gusts in excess of 48 knots and small hail. SOURCE...Observed wind. IMPACT...Boaters could easily be thrown overboard by suddenly higher wind and waves capsizing their vessel. Boats could suffer significant damage in high winds. Locations impacted include... Fort Smallwood State Park.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued August 10 at 4:06PM EDT until August 10 at 5:45PM EDT by NWS Baltimore MD/Washington DC
Official revision - Alert
Special Marine Warning issued August 10 at 3:48PM EDT until August 10 at 5:45PM EDT by NWS Baltimore MD/Washington DC
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Baltimore MD/Washington DC. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Update
- Last collected