Special Marine Warning for Tidal Potomac from Key Bridge to Indian Head MD; Tidal Potomac from Indian Head to Cobb Island MD
Official alert fields
What you need to know
- Applies to
- Tidal Potomac from Indian Head to Cobb Island MD, Tidal Potomac from Key Bridge to Indian Head MD
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
The affected areas were... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD... The thunderstorms have moved out of the area and no longer pose a significant threat to boaters. A Tornado Watch remains in effect until 1000 PM EDT for District of Columbia...southern...
What the bulletin says to do
No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.
Full official description
Bulletin details
The affected areas were... Tidal Potomac from Indian Head to Cobb Island MD... Tidal Potomac from Key Bridge to Indian Head MD... The thunderstorms have moved out of the area and no longer pose a significant threat to boaters. A Tornado Watch remains in effect until 1000 PM EDT for District of Columbia...southern and central Maryland...northern Virginia...and the adjacent coastal waters.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued August 20 at 6:20PM EDT until August 20 at 6:30PM EDT by NWS Baltimore MD/Washington DC
Official revision - Alert
Special Marine Warning issued August 20 at 5:04PM EDT until August 20 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