California, 2018Heavy Snow in California, March 15, 2018
March 15, 2018 · NWS MFR · 1 event in 1 county or zone
A front combined with upslope flow brought a period of heavy snow to portions of northern California.
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.
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- 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.
A front combined with upslope flow brought a period of heavy snow to portions of northern California.
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 Medford, OR wrote its last area forecast discussion before the first event at Mar 14, 1:48 PM PST, 16 hours 12 minutes earlier.
Area forecast discussion, Mar 14, 1:48 PM PST, 16 hours 12 minutes before
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</html>Heavy Snow, South Central Siskiyou County
- When
- March 15, 6:00 AM PST to 1:28 PM PST
- Where
- South Central Siskiyou County forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 41.593, -122.540 (the zone’s center; the record gives no point)
A spotter 1 WSW Mount Shasta City reported 6.0 inches of snow during this interval.
- Heavy Snow
- Snowfall reaching the local warning threshold without the other hazards of a winter storm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Strong Wind in Virginia, March 15, 2018$250,000 · 1 event
- High Wind in New Mexico, March 15 to 16, 2018$1,000 · 65 kt wind · 10 events
- Winter Storm in Wyoming, March 15 to 16, 20187 events
- Winter Weather in Colorado, March 15 to 16, 20186 events
- High Wind in New Mexico, March 15, 201878 kt wind · 5 events
- Frost and Freeze in Tennessee, March 15, 20183 events
- Winter Storm in Montana, March 15 to 16, 20183 events
- High Wind in Texas, March 15, 201856 kt wind · 2 events
- Wildfire in Oklahoma, March 15, 20182 events
- Winter Weather in Colorado, March 15 to 16, 20182 events
- High Wind in Kansas, March 15, 201866 kt wind · 2 events
- Winter Storm in Montana, March 15, 20181 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 2026-09-30. Each event’s entry at NCEI: 734830.