A low pressure system offshore the western US spun troughs over the region bringing periods of increased mountain snow and valley rain chances, as well as increased travel impacts through Sierra passes. Much of the precipitation was forecast to be confined to areas mostly south of I-80 with greatest snowfall staying along the Sierra crest in Alpine and Mono County.
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.
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 REV wrote it up.
A low pressure system offshore the western US spun troughs over the region bringing periods of increased mountain snow and valley rain chances, as well as increased travel impacts through Sierra passes. Much of the precipitation was forecast to be confined to areas mostly south of I-80 with greatest snowfall staying along the Sierra crest in Alpine and Mono County. Rainfall totals were marginal for most lower elevation areas across western Nevada outside of Mono and Mineral County.
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 Reno, NV wrote its last area forecast discussion before the first event at Nov 15, 11:48 AM PST, 3 hours 12 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
4 heavy rain, 1 high wind. Local standard time, as filed.
A mesonet station (LELC1-SNOTEL) located 3.7 mi S of Sonora Pass, CA, a mesonet station (SDWC1-SNOTEL) located 5.4 mi N of Leavitt Meadows, CA, and mesonet station (LOBC1-SNOTEL) located 8.4 mi SE of Walker, CA, reported rainfall storm totals of 1.00 inch, 0.80 inches, and 0.50 inches respectively.
A mesonet station (HGNC1-SNOTEL) located 4.3 mi N of Luther Pass, CA, and a mesonet station (ECOC1-SNOTEL) located 3.5 mi NE of Twin Bridges, CA, rainfall storm totals of 0.50 and 0.60 inches respectively.
A mesonet station (WRDC1-SNOTEL) located 2.4 mi S of Alpine Meadows, CA, reported a rainfall storm total of 0.80 inches.
A mesonet station (MNPC1-SNOTEL) located 1.0 SE Monitor Pass, CA, reported a rainfall storm total of 0.60 inches.
Mesonet station (MTH03-MAMMOTH) located 1.7 S of Mammoth Mountain, CA, reported a peak wind gust of 68 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2023Every state in 2023This day in weather historyWarnings in California, November 2023
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: 1151416, 1151426, 1151431, 1151437, 1151411.