Colorado, 1997Dense Fog in Colorado, March 4 to 5, 1997
March 4 to 5, 1997 · NWS BOU · 3 events in 3 counties and zones
A combination of freshly fallen snow and clear skies overnight allowed for areas of dense fog to develop. Several accidents were reported as visibilities were reduced to near zero at times.
Every event with a place to put it; 3 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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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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.
A combination of freshly fallen snow and clear skies overnight allowed for areas of dense fog to develop. Several accidents were reported as visibilities were reduced to near zero at times.
Dense Fog, Larimer County Below 6000 Feet / Nw Weld County
- When
- March 4, 9:00 PM MST to March 5, 8:00 AM MST
- Where
- Larimer County Below 6000 Feet / Nw Weld County forecast zone
- Coordinates
- 40.611, -104.926 (the zone’s center; the record gives no point)
Dense Fog, C & S Weld County
- When
- March 4, 9:00 PM MST to March 5, 8:00 AM MST
- Where
- C & S Weld County forecast zone
- Coordinates
- 40.555, -104.392 (the zone’s center; the record gives no point)
Dense Fog, Morgan County
- When
- March 4, 9:00 PM MST to March 5, 8:00 AM MST
- Where
- Morgan County forecast zone
- Coordinates
- 40.263, -103.810 (the zone’s center; the record gives no point)
- 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.
- Blizzard in North Dakota, March 4, 199717 events
- Dense Fog in Florida, March 4, 19979 events
- Blizzard in Minnesota, March 4, 19976 events
- Flooding in Virginia, March 4 to 6, 19972 events
- Flash Flood in Ohio, March 4, 1997$5,000 · 1 event
- Flash Flood in Ohio, March 4, 1997$5,000 · 1 event
- Heavy Snow in Montana, March 4, 19971 event
- Waterspout in Florida, March 4, 19971 event
- Heavy Snow in Colorado, March 4, 19971 event
- Hail in Texas, March 4, 19970.75 in hail · 1 event
- Hail in Arkansas, March 4, 19971 in hail · 1 event
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: 5594356, 5594357, 5594358.