Dense Fog, Lower Treasure Valley
- When
- February 2, 1:30 AM MST to 11:00 AM MST
- Where
- Lower Treasure Valley forecast zone
- Coordinates
- 43.746, -116.564 (the zone’s center; the record gives no point)
Dense Fog in Idaho, February 2, 1997
Dense fog covered the eastern portion of the treasure valley. Visiblity was reported at less than 20 feet.
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.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
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 BOI wrote it up.
Dense fog covered the eastern portion of the treasure valley. Visiblity was reported at less than 20 feet.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 dense fog. Local standard time, as filed.
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
- Heavy Snow in Utah, February 2 to 3, 1997
- Dense Fog in Florida, February 2, 1997
- Heavy Snow in Wyoming, February 2 to 3, 1997
- Winter Storm in Colorado, February 2 to 3, 1997
- Heavy Rain in Puerto Rico, February 2 to 21, 1997
- High Wind in Alaska, February 2 to 4, 1997
- Heavy Snow in Montana, February 2 to 3, 1997
- Flood in Montana, February 2, 1997
- Blizzard in Alaska, February 2 to 3, 1997
- Heavy Snow in Colorado, February 2 to 3, 1997
More
Every storm in Idaho in 1997Every state in 1997This day in weather historyWarnings in Idaho, February 1997
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: 5589029.