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, 1:22 PM PST, 1 hour 8 minutes earlier.
NORTHERN GREAT BASIN FORECAST DISCUSSION 222 PM PDT SAT AUG 2 2003 .SYNOPSIS...MOISTURE ACROSS THE GREAT BASIN WILL CONTINUE TO BRING SHOWERS AND THUNDERSTORMS TO THE REGION THROUGH THE WEEKEND. SOME STORMS MAY CONTAIN LOCALLY HEAVY RAINFALL. DRY SOUTHWEST FLOW WILL ENTER NEVADA EARLY NEXT WEEK BRINGING DRY WEATHER BACK TO THE GREAT BASIN. .SHORT TERM...WATER VAPOR IMAGERY SHOWS GOOD FLOW OF MOISTURE STILL ACRS MUCH OF NRN AND ECNTRL NV WHILE SOME DRIER AIR TRYING TO INFILTRATE ACRS SRN NV. SEVERAL S/WV IMPULSES PROGGED TO MOVE THROUGH THE GREAT BASIN THIS AFTN AND EVENING. THE LF QUAD OF THE UPPER JET WL MOVE THROUGH ECNTRL AND NORTHEAST NV THIS AFTN AND EVENING WHICH COULD HELP CONVECTION BECOME SVR. FLY IN THE OINTMENT ATTM IS THE CLOUD COVER. PWS OF GREATER THAN 1 ARE FCST OVER MUCH OF CWA AGAIN TODAY AND TONIGHT AS WELL AS NEGATIVE LIS. THETA-E RIDGE AXIS WILL LIE ACRS NORTHEAST NV THIS AFTN/EVENING. WHILE STORMS SHOULD MOVE A LITTLE QUICKER THAN PREVIOUS DAYS...SOME STORMS MAY CONTAIN LOCALLY HEAVY DOWNPOURS AND WILL HAVE TO MONITOR AREAS THAT HAVE RECEIVED SOME HIGH AMOUNTS OF PCPN THURSDAY AND FRIDAY. WL HOLD OFF ON A FLASH FLOOD WATCH FOR NOW AND SEE HOW THINGS DEVELOP BUT WL BRIEF SWING CREW ACCORDINGLY. SUNDAY MAY BE A SLOW START TO A DRYING TREND AS DRIER AIR CONTINUES TO TRY AND MAKE ITS WAY INTO SRN NV BUT AM A LITTLE SKEPTICAL THAT THIS MAY BE TOO FAST...AT LEAST FOR IT TO MOVE UP INTO THE NRN GREAT BASIN. WITH LINGERING MOISTURE AND CONTINUED AFTN INSTABILITY ACRS THE REGION...BEST CHANCES OF SHOWER/TSTORM ACTIVITY TO REMAIN ACRS NRN NV BUT WL ALSO CARRY LOW CHC WORDING ACRS ECNTRL AS SOME VORT FEATURES WL PASS THROUGH THE SILVER STATE. DYNAMICS ON SUNDAY NOT EXPECTED TO BE AS STRONG AS SATURDAY. MONDAY BEGINNING TO LOOK A LITTLE MORE INTERESTING AS THE GFS IS TRYING TO HOLD ONTO MOISTURE MAINLY ALONG THE NRN NV BORDER BUT ALSO HAS PROGGED A 60-70 KT UPPER JET FOR LATE AFTN AND EVENING ACRS WRN AND NORTH-CENTRAL NV. ATTM WL PROBABLY HAVE CHC WORDING ALONG NRN ZONES WHERE BEST MOISTURE AND INSTABILITY IS AND KEEP SCHC FOR ECNTRL. ON TUESDAY DRIER AND MORE STABLE AIR IN THE SOUTHWEST FLOW ALOFT WL BE LOCATED OVER THE GREAT BASIN. WL TAKE OUT SMALL POPS ALONG NRN ZONES AS A RESULT. .EXTENDED...MEDIUM RANGE MODELS KEEP THE UPPER RIDGE CENTERED OVER NEW MEXICO WHILE A LARGE PAC NW TROUGH HANGS JUST OFF THE WEST COAST OF THE U.S. WITH ASSOCIATED LOW PRESSURE WEST OF WASHINGTON STATE. WEDNESDAY THROUGH SATURDAY WILL BE MCLEAR AS SOUTHWESTERLY FLOW KEEPS THE GREAT BASIN DRY. TUESDAY THROUGH THURSDAY THE PRESSURE GRADIENT REMAINS TIGHT AND WILL INTRODUCE BREEZY CONDITIONS ACRS THE CWA FOR THOSE DAYS. TEMPERATURES THROUGH THIS PERIOD SHOULD BE NEAR NORMAL. .EKO...NONE. SEDLOCK
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.
A weather spotter reported water flowing over a side road along state highway 278 near Hay Ranch.
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: 5379937.