Arizona, 2009

Dense Fog in Arizona, February 8, 2009

February 8, 2009 · NWS PSR · 1 event in 1 county or zone

Dense fog reduced the visibility to less than 1/2 mile in portions of Yuma County. After some locally heavy rainfall on Saturday, clearing skies resulted in patchy fog near Tacna and Dateland.

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 PSR wrote it up.

Dense fog reduced the visibility to less than 1/2 mile in portions of Yuma County. After some locally heavy rainfall on Saturday, clearing skies resulted in patchy fog near Tacna and Dateland.

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 Phoenix, AZ wrote its last area forecast discussion before the first event at Feb 8, 4:55 AM MST, 2 hours 5 minutes earlier.

Area forecast discussion, Feb 8, 4:55 AM MST, 2 hours 5 minutes before
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Hazardous weather outlook, Feb 8, 6:25 AM MST, 35 minutes before
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Event by event

1 dense fog. Local standard time, as filed.

Dense Fog, Southwest Deserts

When
February 8, 7:00 AM MST to 10:00 AM MST
Where
Southwest Deserts forecast zone
Reported by
Trained Spotter

A spotter in Tacna reported dense fog with visibility less than 1/4 mile.

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 Arizona in 2009Every state in 2009This day in weather historyWarnings in Arizona, February 2009

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: 144631.