Dense Fog in Virginia, July 10, 2014

Name: Dense Fog in Virginia, July 10, 2014
Start: 2014-07-10T01:20
End: 2014-07-10T07:35
Location: Virginia

July 10, 2014 · NWS LWX · 1 event in 1 county or zone

A surface trough was across the Mid-Atlantic and moisture advection occurred on the warm and humid side of the trough. Dense fog formed in sheltered valleys.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

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 LWX wrote it up.

A surface trough was across the Mid-Atlantic and moisture advection occurred on the warm and humid side of the trough. Dense fog formed in sheltered valleys.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Baltimore/Washington wrote its last area forecast discussion before the first event at Jul 9, 8:02 PM EST, 5 hours 18 minutes earlier.

Area forecast discussion, Jul 9, 8:02 PM EST, 5 hours 18 minutes before

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Hazardous weather outlook, Jul 10, 12:28 AM EST, 52 minutes before

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In the hours before

Local storm report, Jul 9, 7:55 PM EST, 5 hours 25 minutes before

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Local storm report, Jul 9, 8:04 PM EST, 5 hours 16 minutes before

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Local storm report, Jul 9, 8:14 PM EST, 5 hours 6 minutes before

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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 dense fog. Local standard time, as filed.

Dense Fog, Page

When: July 10, 1:20 AM EST to 7:35 AM EST
Where: Page forecast zone
Reported by: AWOS
Coordinates: 38.620, -78.484 (the zone’s center; the record gives no point)

Visibilities of a quarter mile or less were measured at Luray.

What these are

Dense Fog: Fog reducing visibility to a quarter mile or less, filed where it caused accidents or disruption.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Virginia in 2014 Every state in 2014 This day in weather history Warnings in Virginia, July 2014

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 2026-09-24. Each event’s entry at NCEI: 533524.