Area Forecast Discussion
Issued by NWS Elko, NV
Issued by NWS Elko, NV
193 FXUS65 KLKN 222100 AFDLKN Area Forecast Discussion National Weather Service Elko NV 200 PM PDT Fri Aug 22 2025 .KEY MESSAGES... Updated at 159 PM PDT Fri Aug 22 2025 * Near record heat today and Saturday * Moderate risk for heat-related illnesses today and Saturday * Wetting thunderstorms likely in Eastern and Central Nevada each afternoon and evening Sunday through at least Wednesday * Marginal risk of excessive rainfall in most of Northern and Central Nevada Sunday through at least Tuesday && .UPDATE... Issued at 159 PM PDT Fri Aug 22 2025 Forecast remains on track. See previous discussion below for details. && .DISCUSSION... (Today through Thursday) WEATHER PATTERN OVERVIEW: An upper-level area of high pressure will remain parked over the Four Corners region of the United States today and Saturday. High temperatures both this afternoon and Saturday afternoon will be six to eight degrees above normal for this time of year. Record heat is expected in Ely, Eureka, and Tonopah this afternoon. Near record heat is anticipated in Elko this afternoon. A Heat Advisory is in effect for most of Northern and Central Nevada from 11 AM PDT this morning until 8 PM PDT this evening. Near record heat is expected in Elko and Eureka Saturday afternoon. A Heat Advisory is in effect for Northern Nevada from 11 AM PDT Saturday morning until 8 PM PDT Saturday evening. An isolated mix of wet and dry thunderstorms is anticipated in most of Northern and Central Nevada each afternoon and evening today and Saturday. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be wind gusts as high as 55 mph and dangerous cloud to ground lighting strikes. The aforementioned anticyclone aloft will shift southward Sunday and Monday. A ridge of high pressure will extend northward across the Great Basin Tuesday through Thursday. Monsoonal moisture will move northward into Eastern and Central Nevada Sunday through Wednesday, resulting in the likelihood of wetting thunderstorms each afternoon and evening. Heavy rainfall may result in minor flooding of streams, creeks, and low-lying areas. A cooling trend trend is expected Sunday through Thursday. By Thursday afternoon, maximum temperatures across Northern and Central Nevada will be six to eight degrees below seasonal values. FORECAST CONFIDENCE & DEVIATIONS: High forecast confidence regarding near record heat today and Saturday. High forecast confidence in moderate risk for heat-related illness today and Saturday. High forecast confidence regarding wetting thunderstorms each afternoon and evening Sunday through at least Wednesday. Moderate forecast confidence in a marginal risk of excessive rainfall Sunday through at least Tuesday. No deviations from the NBM model output. && .AVIATION... VFR conditions are expected at all terminals through Friday evening. Friday afternoon wind gusts at KWMC, KTPH, and KELY will range 20-22KTs. Continued monsoonal activity over extreme eastern NV continues Friday with thunderstorms possible near KELY Friday afternoon and early evening. Winds in and around thunderstorm activity will be gusty and erratic. Thunderstorm activity will subside by sunset. && .FIRE WEATHER... An isolated mix of wet and dry thunderstorms is expected in the majority of Northern and Central Nevada each afternoon and evening today and Saturday. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be erratic wind gusts as high as 55 mph and dangerous cloud to ground lighting strikes. Monsoonal moisture will move northward into Eastern and Central Nevada Sunday through Wednesday, resulting in the likelihood of wetting thunderstorms each afternoon and evening. && .LKN Watches/Warnings/Advisories... Heat Advisory until 8 PM PDT this evening NVZ030-031-036>039-041. Heat Advisory from 11 AM to 8 PM PDT Saturday NVZ030-031-033-036-038-039. && $$ DISCUSSION...87 AVIATION...99 FIRE WEATHER...87