Astronomical Low Tide, Salem
- When
- December 27, 11:30 PM EST to December 28, 1:30 AM EST
- Where
- Salem forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 39.577, -75.358 (the zone’s center; the record gives no point)
Astronomical Low Tide in New Jersey, December 27 to 28, 2010
The persistent offshore flow caused by the departed winter storm and an approaching high pressure system caused blow out tides to occur at the time of low tide on the Delaware River and tidal sections of its tributaries overnight on the 27th into the early morning on the 28th. 90 feet below mean lower low water.
Where it happened
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 4
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS PHI wrote it up.
The persistent offshore flow caused by the departed winter storm and an approaching high pressure system caused blow out tides to occur at the time of low tide on the Delaware River and tidal sections of its tributaries overnight on the 27th into the early morning on the 28th. The low tide at Reedy Point, Delaware reached minus 1.90 feet below mean lower low water. The low tide in Philadelphia, Pennsylvania reached 1.96 feet below mean lower low water. Blowout tides at both stations start at levels lower than 1.80 feet below mean lower low water.
The radar
The national radar mosaic for the moment the first event began.
Event by event
4 astronomical low tide. Local standard time, as filed.
Astronomical Low Tide, Gloucester
- When
- December 28, 1:00 AM EST to 2:00 AM EST
- Where
- Gloucester forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 39.717, -75.142 (the zone’s center; the record gives no point)
Astronomical Low Tide, Camden
- When
- December 28, 1:30 AM EST to 2:45 AM EST
- Where
- Camden forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 39.804, -74.960 (the zone’s center; the record gives no point)
Astronomical Low Tide, Northwestern Burlington
- When
- December 28, 1:30 AM EST to 3:00 AM EST
- Where
- Northwestern Burlington forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 39.878, -74.668 (the zone’s center; the record gives no point)
What these are
- Astronomical Low Tide
- Unusually low water from tides and offshore wind that caused impacts.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Cold in Illinois, December 27 to 29, 2010
- Frost and Freeze in Florida, December 27 to 29, 2010
- Frost and Freeze in Florida, December 27 to 28, 2010
- Coastal Flood in Massachusetts, December 27, 2010
- High Wind in Virginia, December 27, 2010
- High Wind and Strong Wind in Pennsylvania, December 27, 2010
- Blizzard in Maine, December 27, 2010
- High Wind in North Carolina, December 27, 2010
- Winter Storm and Heavy Snow in Montana, December 27 to 29, 2010
- Strong Wind in Maryland, December 27, 2010
- Heavy Snow in Oregon, December 27 to 30, 2010
- High Wind in Wyoming, December 27 to 29, 2010
More
Every storm in New Jersey in 2010Every state in 2010This day in weather historyWarnings in New Jersey, December 2010
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 272158, 272159, 272160, 272162.