1 flash flood, as filed by the National Weather Service.
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 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 Elko, NV wrote its last area forecast discussion before the first event at Aug 2, 7:18 PM PST, 3 hours 27 minutes earlier.
NORTHERN GREAT BASIN FORECAST DISCUSSION 818 PM PDT SAT AUG 2 2003 DRYING FROM THE SOUTH INDICATED ON WATER VAPOR HELPING TO PUT A DAMPER ON TODAYS THUNDERSTORM ACTIVITY. THUNDERSTORM ACTIVITY ON RADAR DYING OUT SIGNIFICANTLY ON RADAR AS CELLS LOSE SURFACE HEATING. DRY SLOT WILL ONLY BE TEMPORARY THIS EVENING THOUGH AS VORT LOCATED OVER WESTERN NEVADA PUSHES THROUGH FORECAST AREA AFTER MIDNIGHT TONIGHT. STILL A LOT OF DYNAMICS IN PLACE TO KICK OFF CONVECTION AFTER MIDNIGHT. STILL ON THE LEFT FRONT QUAD OF JUST THAT SLOWLY MAKES ITS WAY INTO UTAH AFTER 18Z TOMORROW. THEN WE START SEEING SOME DRYING TOMORROW AFTERNOON. SO...EVEN THOUGH THINGS SEEM TO BE DYING DOWN NOW...HAD TO KEEP SOME THUNDERSTORM WORDING IN ALL ZONES THROUGH THE FIRST PERIOD. LOWERED POPS IN MOST ZONES AND WILL SEND UPDATE SHORTLY. .EKO...NONE. CLAYCOMB
NVZ030>037-031200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ELKO NV 545 AM PDT SAT AUG 2 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND EAST CENTRAL NEVADA .DAY ONE... SCATTERED AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHERN AND EAST CENTRAL NEVADA TODAY. SOME OF THE STRONGER STORMS CAN PRODUCE SMALL HAIL AND HEAVY RAINFALL IN A SHORT PERIOD OF TIME. .DAYS TWO THROUGH SEVEN... SCATTERED AFTERNOON AND EVENING THUNDERSTORMS WILL CONTINUE ACROSS NORTHERN AND EAST CENTRAL NEVADA ON SUNDAY...DIMINISHING EARLY NEXT WEEK. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. FEHRN
The national radar mosaic for the moment the first event began.
1 flash flood. Local standard time, as filed.
The Elko County sheriff reported a mudslide across the road in Lamoille Canyon blocked half of the roadway.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nevada in 2003Every state in 2003This day in weather historyWarnings in Nevada, August 2003
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 2026-09-24. Each event’s entry at NCEI: 5379938.