1 high wind, 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 Pendleton, OR wrote its last area forecast discussion before the first event at Jul 12, 1:20 PM PST, 2 hours 58 minutes earlier.
NORTHEAST OREGON/SOUTHEAST WASHINGTON FORECAST DISCUSSION NATIONAL WEATHER SERVICE PENDLETON OR 220 PM PDT SAT JUL 12 2003 WEAK MARINE PUSH MOVING IN FOR THIS EVENING/TONIGHT. AS SUCH... COOLER TEMPERATURES AND LOCALLY BREEZY CONDITIONS ARE EXPECTED. A FEW CU ARE CURRENTLY FORMING OVER CENTRAL OREGON/SOUTHERN BLUES... BUT LOOKS VERY UNIMPRESSIVE. ONLY INSTABILITY MODELS PICKING UP ON IS OVER WALLOWA COUNTY. A MINOR DISTURBANCE WILL MOVE THROUGH THE UPPER FLOW AROUND THE LOW LATE THIS EVENING. MAIN FOCUS OF THIS ENERGY WILL BE WEST AND NORTH OF THE AREA BUT COULD BE ENOUGH FOR ISOLATED CONVECTION THIS EVENING OVER WALLOWA COUNTY. ZONAL FLOW ALOFT ON SUNDAY WILL TURN SOUTHWESTERLY BY TUESDAY AS THE FOUR CORNERS HIGH BEGINS TO REBUILD INTO THE REGION. THEREFORE... CONTINUED DRY CONDITIONS WITH SEASONABLY WARM TEMPERATURES FOR THE SHORT TERM. MJB. EXTENDED...STILL SOME DIFFERENCES IN THE EXTENDED MODELS...BUT APPEARS THAT A WEST TO SOUTHWEST FLOW ALOFT WILL BE OVER THE FORECAST AREA WEDNESDAY THROUGH SATURDAY. THE NEW 12Z GFS AND ECMWF ARE FOLLOWING THIS IDEA WITH UPPER LEVEL TROUGHINESS REMAINING OFF THE COAST. THIS PATTERN TYPICALLY PROVIDES DRY WEATHER AND WARM TEMPERATURES TO THE AREA...WITH AFTERNOON AND EARLY EVENING CUMULUS BUILDUPS OVER THE MOUNTAINS. WILL NEED TO WATCH FOR ANY EMBEDDED DISTURBANCES THAT MAY MOVE THROUGH IN THE WEST TO SOUTHWESTERLY FLOW...BUT ANY SUCH DISTURBANCES APPEAR TO BE TOO WEAK...WITH THE BEST INSTABILITY REMAINING EAST OF OUR AREA. WOLF PDT 0000 ALW 0000 PSC 0000 YKM 0000 .KPDT...NONE.
ORZ041>050-WAZ024>030-131200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PENDLETON OR 500 AM PDT SAT JUL 12 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON. .DAY ONE...TODAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. A WEAK UPPER LEVEL FRONT WILL SWEEP ACROSS EASTERN WASHINGTON AND NORTHEAST OREGON LATE TODAY. THIS SYSTEM WILL TRIGGER ISOLATED AFTERNOON AND EVENING THUNDERSTORMS OVER THE MOUNTAINS OF NORTHEAST OREGON AND SOUTHEAST WASHINGTON. IN ADDITION...THIS SYSTEM WILL RESULT IN LOCALLY BREEZY WINDS AND COOLER TEMPERATURES...MAINLY ALONG THE EAST SLOPES OF THE CASCADES. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. DRY CONDITIONS ARE EXPECTED SUNDAY AND MONDAY. ANOTHER COLD FRONT WILL PUSH THROUGH THE REGION ON TUESDAY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVER THE BLUE MOUNTAINS AND WALLOWA MOUNTAINS TUESDAY. LINGERING SHOWERS AND THUNDERSTORMS ARE POSSIBLE OVER THE WALLOWA MOUNTAINS ON WEDNESDAY. HIGH PRESSURE WILL RETURN FOR DRIER AND MORE STABLE CONDITIONS THURSDAY AND FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. SMITH
The national radar mosaic for the moment the first event began.
1 high wind. Local standard time, as filed.
An automated weather station on the John Day River Bridge five miles east of Rufus reported a peak wind gust of 58 MPH at 4:18 PM PST, as well as a sustained wind speed of 45 MPH at 4:48 PM PST.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oregon in 2003Every state in 2003This day in weather historyWarnings in Oregon, July 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: 5374019.