Freezing fog developed during the early morning hours resulting in heavy frost formation and black ice on elevated road surfaces, bridges and overpasses in the Huntsville area. Twenty five traffic accidents occurred as motorists encountered these icy conditions.
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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.
The episode as NWS HUN wrote it up.
Freezing fog developed during the early morning hours resulting in heavy frost formation and black ice on elevated road surfaces, bridges and overpasses in the Huntsville area. Twenty five traffic accidents occurred as motorists encountered these icy conditions.
The national radar mosaic for the moment the first event began.
1 freezing fog. Local standard time, as filed.
Icy roadways on overpassess and elevated surfaces due to freezing fog caused 25 wrecks. Most of the wrecks occurred on elevated areasof Interstate-565, Chapman Mountain, Drake Avenue, and Memorial Parkway.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Alabama in 2009Every state in 2009This day in weather historyWarnings in Alabama, December 2009
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: 201731.