Alert archive / California / Winter Storm Warnings in 2025

Winter Storm Warning 10, NWS Reno, NV

December 22, 2025Douglas County, Washoe County, Nevada; 8 counties in California

NWS Reno, NV issued this winter storm warning at Dec 22, 2025, 12:58 PM PST for Douglas County, Washoe County, Nevada; 8 counties in California. It took effect at Dec 23, 2025, 10:00 PM PST. It was in force for 3 days. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Dec 22, 2025, 12:58 PM PST (20:58 UTC)
In effect from: Dec 23, 2025, 10:00 PM PST
Expired: Dec 27, 2025, 1:00 AM PST
In force: 3 days
Issued by: NWS Reno, NV

Counties Alpine County, CA, El Dorado County, CA, Lassen County, CA, Mono County, CA, Nevada County, CA, Placer County, CA, Plumas County, CA, Sierra County, CA, Douglas County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 77 km from the middle of the area, began a volume at 20:59 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this winter storm warning went out, 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 this winter storm warning went out at Dec 22, 1:27 AM PST, 11 hours 31 minutes earlier.

Area forecast discussion, Dec 22, 1:27 AM PST, 11 hours 31 minutes before

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The office that day

Everything else NWS Reno, NV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 22, 1:35 AM PST	Areal Flood Advisory	REV	Lassen	21 hr

Nearby

Winter Storm Warnings in California, 2025 Winter Storm Warnings in Nevada, 2025 Every winter storm warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.