Alert archive / New Jersey / Dense Fog Advisories in 2024

Dense Fog Advisory 9, NWS Philadelphia/Mount Holly

September 12, 202414 counties in New Jersey; Bucks County, Chester County, Montgomery County, Pennsylvania; Kent County, New Castle County, Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this dense fog advisory at Sep 12, 2024, 4:15 AM EDT for 14 counties in New Jersey; Bucks County, Chester County, Montgomery County, Pennsylvania; Kent County, New Castle County, Sussex County, Delaware. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Sep 12, 2024, 4:15 AM EDT (08:15 UTC)
Expired: Sep 12, 2024, 10:00 AM EDT
In force: 6 hr
Issued by: NWS Philadelphia/Mount Holly

Counties Kent County, DE, New Castle County, DE, Sussex County, DE, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Bucks County, PA, Chester County, PA, Montgomery County, PA

The radar

The Philadelphia radar (KDIX), 47 km from the middle of the area, began a volume at 08:13 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this dense fog advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this dense fog advisory went out at Sep 12, 3:34 AM EDT, 41 minutes earlier.

Area forecast discussion, Sep 12, 3:34 AM EDT, 41 minutes before

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Nearby

Dense Fog Advisories in New Jersey, 2024 Dense Fog Advisories in Pennsylvania, 2024 Dense Fog Advisories in Delaware, 2024 Every dense fog advisory in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.