1 tornado, 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 Reno, NV wrote its last area forecast discussion before the first event at Jul 24, 12:45 PM PST, 1 hour 45 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RENO NV 145 PM PDT SAT JUL 24 2004 .SHORT TERM... UPPER LEVEL PATTERN SET TO CHANGE OVER THE NEXT 48 HOURS. ANTICYCLONE IS CENTERED OVER WESTERN NEVADA WITH SHORT WAVE ENERGY PUSHING INTO THE WEST COAST. RIDGE WILL FLATTEN ON SUNDAY AS ADDITIONAL PACIFIC ENERGY PUSHES INTO NORTHERN CALIFORNIA. ANOTHER RIDGE WILL DEVELOP ALONG 135W ON MONDAY...WITH A WEAK WEST TO NORTHWEST FLOW OVER THE AREA. THIS WILL HELP TO STABILIZE CONDITIONS OVER MOST OF THE FORECAST AREA THROUGH TUESDAY. ONLY EXCEPTION IS ACROSS NORTHERN LASSEN AND WASHOE COUNTIES TOMORROW. INSTABILITY BAND REMAINS IN PLACE WITH SOME DECENT MOISTURE FOR ISOLATED THUNDERSTORMS ONE AGAIN TOMORROW. TEMPERATURES WILL DROP OFF A BIT OVER THE NEXT FEW DAYS WITH THE SLIGHTLY COOLER NORTHWEST FLOW. AREAS NORTH OF 40N WILL SEE THE LARGEST COOLING TREND THROUGH TUESDAY. BRONG && .LONG TERM...WEDNESDAY THROUGH SATURDAY... MODELS STILL IN GOOD AGREEMENT WITH LOW PRESSURE SYSTEM OVER SRN CANADA AND TROUGH EXTENDING SOUTH INTO THE NRN ROCKIES BY MID WEEK. SYSTEM ONLY DRIFTS SLOWLY EAST THROUGH FRIDAY THEN ACCELERATES EAST BY THE WEEKEND. PREVIOUS FORECAST ON TRACK WITH HEIGHTS FALLING IN RESPONSE TO TROUGH THROUGH THURSDAY. GFS...UKMET AND EUROPEAN INDICATE WEAK SHORT WAVE EMBEDDED IN NORTHWEST FLOW DROPPING SOUTH INTO CENTRAL CA BY THURSDAY NIGHT. GFS IS STRONGEST WITH THIS FEATURE AND DEVELOPS A WEAK LOW BY FRIDAY SOUTH OF SFO. KEPT SLIGHT CHANCE OF AFTERNOON AND EVENING TSTMS FROM TAHOE NORTH ON FRIDAY AND SATURDAY DUE TO UNCERTAINTY IN STRENGTH AND TIMING OF SHORT WAVE... AND ADDED SLIGHT CHANCE POPS FURTHER SOUTH INTO MONO AND MINERAL COUNTIES TO ACCOUNT FOR WEAKER WAVE AND POSSIBLY MORE CONVERGENCE AND SOUTHERLY FLOW ADVECTING MOISTURE DOWN SOUTH. TEMPERATURES WILL RETURN TO NEAR NORMAL VALUES NEXT WEEK WITH HIGHS IN THE MID 90S IN WRN NV VALLEYS AND IN THE LOW 80S NEAR LAKE LEVEL. MORNING LOWS IN WRN NV VALLEYS WILL BE NEAR OR SLIGHTLY ABOVE NORMAL WITH VALUES IN THE LOW TO MID 60S. BENINATO && .REV WATCHES/WARNINGS/ADVISORIES... NV...NONE. CA...NONE. &&
The Reno radar (KRGX), 103 km away, was scanning. The volume nearest the first event began at 22:29 UTC.
1 tornado. Local standard time, as filed.
An F0 tornado was spotted in Cold Springs, north of Reno. No damage was reported. The weak tornado lasted less than 2 minutes.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nevada in 2004Every state in 2004This day in weather historyThe tornado archive for Nevada, 2004Warnings in Nevada, July 2004
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: 5432062.