Special Marine Warning for Chesapeake Bay north of Pooles Island MD; Chesapeake Bay from Pooles Island to Sandy Point MD
Official alert fields
What you need to know
- Applies to
- Chesapeake Bay from Pooles Island to Sandy Point MD, Chesapeake Bay north of Pooles Island MD
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
For the following areas... Chesapeake Bay from Pooles Island to Sandy Point MD... Chesapeake Bay north of Pooles Island MD... At 530 PM EDT, severe thunderstorms capable of producing waterspouts were located along a line extending from 10 nm northwest of Havre De Grace to 8 nm north of Gunpowder River to 15 nm...
What the bulletin says to do
A Tornado Watch remains in effect until 1000 PM EDT for northern and northeastern Maryland...and the adjacent coastal waters. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. 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... Chesapeake Bay from Pooles Island to Sandy Point MD... Chesapeake Bay north of Pooles Island MD... At 530 PM EDT, severe thunderstorms capable of producing waterspouts were located along a line extending from 10 nm northwest of Havre De Grace to 8 nm north of Gunpowder River to 15 nm northwest of Middle River, moving southeast at 35 knots. HAZARD...Waterspouts, wind gusts in excess of 48 knots, and small hail. SOURCE...Radar indicated. IMPACT...Boaters could easily be thrown overboard by suddenly higher wind and waves capsizing their vessel. Boats could suffer significant damage in high winds. Waterspouts can easily overturn boats and create locally hazardous seas. Locations impacted include... Turkey Point, Hart Miller Island, Gunpowder River, Northeast River, Tolchester Beach, Worton Point, Pooles Island, Spesutie Island, Aberdeen Proving Ground, Havre De Grace, and Middle River.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued July 28 at 5:30PM EDT until July 28 at 6:30PM EDT by NWS Baltimore MD/Washington DC
Official revision - Alert
Special Marine Warning issued July 28 at 4:56PM EDT until July 28 at 6:30PM 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