Arizona, 2022Heavy Snow in Arizona, December 11 to 12, 2022
December 11 to 12, 2022 · NWS TWC · 2 events in 2 counties and zones
A Winter Storm impacted southeast Arizona, resulting in heavy snow for some of the Sky Islands and even some light snow accumulations for valley cities between 4000 and 5000 feet. The light accumulations caused some districts in Cochise County to delay the start of the school day.
Every event with a place to put it; 2 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
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 2
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 Winter Storm impacted southeast Arizona, resulting in heavy snow for some of the Sky Islands and even some light snow accumulations for valley cities between 4000 and 5000 feet. The light accumulations caused some districts in Cochise County to delay the start of the school day.
Heavy Snow, Santa Catalina and Rincon Mountains
- When
- December 11, 6:00 AM MST to December 12, 3:00 AM MST
- Where
- Santa Catalina and Rincon Mountains forecast zone
- Reported by
- COOP Observer
- Coordinates
- 32.501, -111.567 (the zone’s center; the record gives no point)
About a foot of snow occurred near the summit of Mt. Lemmon at elevations above 8000 feet.
Heavy Snow, Galiuro and Pinaleno Mountains
- When
- December 11, 7:00 AM MST to December 12, 4:00 AM MST
- Where
- Galiuro and Pinaleno Mountains forecast zone
- Reported by
- Local Official
- Coordinates
- 32.572, -110.328 (the zone’s center; the record gives no point)
About a foot of snow occurred near the summit of Mt. Graham at elevations above 8000 feet.
- 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 California, December 11, 20222 deaths · 1 event
- Winter Weather in New York, December 11 to 12, 202227 events
- Heavy Snow and High Wind in Utah, December 11 to 14, 202270 kt wind · 13 events
- Flash Flooding and Dust Storm in California, December 11 to 12, 2022$10,000 · 77 kt wind · 12 events
- Winter Storm and Heavy Snow in Alaska, December 11 to 15, 20228 events
- Heavy Snow and Winter Weather in Arizona, December 11 to 13, 20225 events
- Winter Storm and Heavy Snow in Utah, December 11 to 13, 20224 events
- Winter Weather in Vermont, December 11 to 12, 20223 events
- Marine Thunderstorm Winds in Gulf of Mexico, December 11, 20223 events
- Flash Flood and Hail in Texas, December 11, 20221 in hail · 2 events
- Winter Storm in Massachusetts, December 11 to 12, 20222 events
- Winter Weather in Connecticut, December 11 to 12, 20222 events
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 2026-10-01. Each event’s entry at NCEI: 1060237, 1060241.