textproduct: Elko

KEY MESSAGES

Updated at 156 AM PST Wed Nov 19 2025 * Patchy freezing fog will form across the valley locations in Humboldt county - visibility will be one-half mile or less in spots

* Periods of precipitation south of Highway 50 through Thursday night * Warming trend begins Friday and continues through Monday

UPDATE

Issued at 156 AM PST Wed Nov 19 2025

Nevada Department of Transportation web cams and remote weather observation platforms are showing dense freezing fog over southern Humboldt county. Roadways include I-80 and US Highway 95 in Winnemucca. Have issued a freezing fog advisory as a result. No other changes have been made.

DISCUSSION

(This afternoon through Monday)

WEATHER PATTERN OVERVIEW: An upper-level area of low pressure will move southward just off the coast of California this afternoon. This cyclone aloft will turn eastward and make landfall over Southern California tonight, before entering the Desert Southwest Wednesday. Precipitation associated with this atmospheric disturbance should remain south of the Highway 50 corridor this afternoon and tonight. Another upper-level area of low pressure will approach the coast of the Pacific Northwest Wednesday night. This cyclone aloft will turn southward and progress in that direction just off the coast of California Thursday. This atmospheric disturbance will be at its closest location to the Silver State Thursday night. Once again, precipitation associated with this upper-level area of low pressure should remain south of the Highway 50 corridor Thursday night.

An Eastern Pacific ridge of high pressure will build eastward across Northern Nevada Friday through Monday. This ridge of high pressure will keep the storm track north of the Silver State Friday through Monday. A warming trend is expected Friday through Monday. By Monday afternoon, high temperatures across Northern and Central Nevada will be seven to nine degrees above normal for this time of year.

FORECAST CONFIDENCE & DEVIATIONS: High forecast confidence regarding periods of precipitation south of Highway 50 this afternoon and tonight. Moderate forecast confidence in periods of precipitation south of Highway 50 Thursday night. Low forecast confidence regarding a warming trend Friday through Monday. No deviations from the NBM model output.

AVIATION

VFR conditions will prevail at all terminals through at least the next 24 hours. Off and on light rain showers in central Nevada will continue today. Vicinity showers/-SHRA is expected at the KTPH/KELY terminals today. Winds will be less than 15KT.

LKN Watches/Warnings/Advisories

Freezing Fog Advisory until 9 AM PST this morning NVZ030.