A Winter Storm Warning was issued for the South Central Oregon Cascades (ORZ027) at 1446 PST on 12/01 and extended to the South Oregon Cascades and Siskiyou Mountains (ORZ028) at 1030 PST on 12/02. The warning was difficult to verify due to the fact that several reporting stations only report once a day, and the Heavy Snow criteria is 12" in 12 hours or 18" in 24 hours.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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 MFR wrote it up.
A Winter Storm Warning was issued for the South Central Oregon Cascades (ORZ027) at 1446 PST on 12/01 and extended to the South Oregon Cascades and Siskiyou Mountains (ORZ028) at 1030 PST on 12/02. The warning was cancelled at 1438 PDT on 12/02.The warning was difficult to verify due to the fact that several reporting stations only report once a day, and the Heavy Snow criteria is 12" in 12 hours or 18" in 24 hours. Several stations got a lot of snow out of this system, but the reporting interval is not adequate to allow verification.In any case, this was a significant storm for snow.
The national radar mosaic for the moment the first event began.
4 heavy snow. Local standard time, as filed.
Spotter KL97 at Crescent reported a storm snowfall total of 11".
Crater Lake 3-day snowfall total was 22 inches.
Odell Lake 3-day snowfall total was 14 inches.
Spotter KL73 reported a storm snow total of 12-13" at Crescent Lake.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oregon in 1999Every state in 1999This day in weather historyWarnings in Oregon, December 1999
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: 5720490, 5720488, 5720489, 5720491.