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 16, 12:30 PM PST, 3 hours 30 minutes earlier.
NORTHERN GREAT BASIN FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 130 PM PDT SAT AUG 16 2003 .SYNOPSIS...A MINOR RISK OF SHOWERS AND THUNDERSTORMS WILL END ACROSS EASTERN NEVADA THIS EVENING...AS HIGH PRESSURE BUILDS ACROSS THE SILVER STATE. DRY WEATHER WILL CONTINUE THROUGH EARLY NEXT WEEK... BEFORE THE HIGH PRESSURE WEAKENS BY THE MIDDLE OF NEXT WEEK...WITH A MINOR RISK OF SHOWERS AND THUNDERSTORMS RETURNING. .SHORT TERM...LATEST WATER VAPOR IMAGERY SHOWS TWO AREAS OF LOW PRESSURE...ONE MOVING EAST ACROSS THE FOUR CORNERS...WITH ANOTHER LOW MOVING EAST ACROSS EASTERN WA. MOISTURE ASSOC WITH THE FOUR CORNERS LOW IS EXITING THE FA...WITH VIS SAT/RADAR SHOWING INITIAL POP UPS ACROSS THE EXTREME SOUTHERN/EASTERN FA AHEAD OF THE MOISTURE BOUNDARY. TNGT...THE DRY AIR THAT HAS INFILTRATED THE WESTERN TWO-THIRDS OF THE FA WILL MOVE ACROSS THE EASTERN PORTIONS BY MIDNIGHT AS THE LOW CONTINUES TO EXIT THE REGION. WILL USE ISO POPS THIS EVENING FOR ZONES 32/33/34/35/37...WITH LOW END SCT FOR GBNP CLOSEST TO THE BEST MOISTURE/INSTABILITY. SUN/MON...RIDGING WILL DOMINATE THE WX PICTURE ACROSS THE ENTIRE FA...WITH SOME MOISTURE/INSTABILITY CROSSING THE SIERRA CREST BY MON AFTN. MCLEAR/PCLDY SKIES WILL BE THE RULE WITH TEMPS FALLING TO NEAR CLIMO BEHIND THE WEAK FRONT. TUE...THE HIGH BEGINS TO FLATTEN SLIGHTLY...WITH MOISTURE TRYING TO MAKE A COMEBACK...ALONG WITH CONDITIONS BECOMING LESS STABLE...AS BOTH GFS/ETA SHOW LIS LOWERING TO NEAR ZERO ALONG THE FAVORED CONV ZONE ACROSS THE EAST/SOUTH FA. ETA REMAINS VERY DRY... WITH GFS MORE MOIST. ETA HAS SHOWN A DRY BIAS FOR MOST OF THE SUMMER...THUS WILL LEAN TOWARD THE MORE MOIST GFS SOLUTION. TAKING THIS INTO ACCOUNT...CANNOT RULE OUT SOME AFTN/EVE CONVECTION. WILL CONTINUE THE SCHC POPS FOR ZONES 33/35/37...INCLUDING EASTERN ZONE 32 IN THE MIX AS WELL. .EXTENDED...ECMWF/GFS DIVERGE A BIT...WITH THE GFS NUDGING THE RIDGE EASTWARD AND AMPLIFYING IT...WITH MOISTURE POSSIBLY INCR ACROSS THE EASTERN FA ESPECIALLY. THE ECMWF IS MORE PROGRESSIVE... PUSHING THE HIGH WELL TO THE EAST...BRINGING A S/WV ACROSS THE NORTHERN FA LATE WEEK. WILL LEAN TOWARD PREVIOUS TRENDS THIS SUMMER...WITH THE SLOWER EJECTION OF THE HIGH. WILL KEEP SCHC POPS FOR THE EASTERN FA...WITH DRY FOR THE REMAINDER. WITH THE HIGH REBUILDING...TEMPS WILL WARM TO ABOVE CLIMO ONCE AGAIN. .EKO...NONE. ALLEN
NVZ030>037-171500- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ELKO NV 900 AM PDT SAT AUG 16 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND EAST CENTRAL NEVADA .DAY ONE... MOISTURE ASSOCIATED WITH LOW PRESSURE MOVING INTO UTAH WILL CONTINUE TO BRING THE THREAT OF SHOWERS AND THUNDERSTORMS TO EASTERN NEVADA THROUGH THIS EVENING. THE THREAT OF SEVERE WEATHER OR EXCESSIVE RAINFALL FROM THESE STORMS IS LOW. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. ALLEN
The national radar mosaic for the moment the first event began.
1 flash flood. Local standard time, as filed.
Flash floods closed highway 50 for over two hours five miles northeast of Baker. Mudslides caused closure of highway 50 near Sacramento Summit 18 miles northwest of Baker. Flash flooding on highway 93 twenty miles south of Majors Place caused a vehicle accident.
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: 5379980.