Illinois, 2024

Dense Fog in Illinois, June 6, 2024

June 6, 2024 · NWS PAH · 1 event in 1 county or zone

Calm winds and clearing skies following rainfall the previous day resulted in dense fog in Massac County during the pre-dawn hours on the 6th. Advection of dry air resulted in improving visibility conditions.

Where it happened

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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 PAH wrote it up.

Calm winds and clearing skies following rainfall the previous day resulted in dense fog in Massac County during the pre-dawn hours on the 6th. Advection of dry air resulted in improving visibility conditions.

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 Paducah, KY wrote its last area forecast discussion before the first event at Jun 5, 1:13 PM CST, 11 hours 47 minutes earlier.

Area forecast discussion, Jun 5, 1:13 PM CST, 11 hours 47 minutes before
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Hazardous weather outlook, Jun 5, 2:20 PM CST, 10 hours 40 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, Massac

When
June 6, 1:00 AM CST to 7:00 AM CST
Where
Massac forecast zone
Reported by
AWOS
Coordinates
37.219, -88.708 (the zone’s center; the record gives no point)

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

More

Every storm in Illinois in 2024Every state in 2024This day in weather historyWarnings in Illinois, June 2024

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: 1192071.