An automated weather station at the base of Ladd Canyon recorded sustained winds between 39-46 MPH, with gusts to 58 MPH. A wind gust of 59 MPH was also recorded one mile southwest of Union.
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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 episode as NWS PDT wrote it up.
An automated weather station at the base of Ladd Canyon recorded sustained winds between 39-46 MPH, with gusts to 58 MPH. A wind gust of 59 MPH was also recorded one mile southwest of Union.
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 Jan 22, 9:17 AM PST, 1 hour 43 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PENDLETON OREGON 915 PST THU JAN 22 2004 .SHORT TERM...DENSE FOG HAD DEVELOP OVER PDT/ALW AND PORTIONS OF THE LOWER COLUMBIA BASIN NEAR PSC AND HAD PROMPTED A DENSE FOG ADVISORY THROUGH MIDDAY. TEMPERATURE AND FORECAST PRESSURE GRADIENTS FOR THE GRANDE RONDE VALLEY INDICATED THE LIKELYHOOD OF HIGH WINDS ACROSS THIS AREA TODAY AND TONIGHT. THEREFORE HAVE ISSUED A HIGH WIND WARNING ACROSS THE LAGRANDE AREA. && .PRELIMINARY POINT TEMPS/POPS... PENDLETON (AIRPORT) 36 32 36 / 00 20 50 WALLA WALLA 39 33 39 / 00 20 50 TRI-CITIES 38 32 38 / 00 20 40 YAKIMA 37 31 37 / 00 20 40 && .PDT WATCHES/WARNINGS/ADVISORIES... OR...HIGH WIND WARNING TODAY THROUGH TONIGHT FOR THE GRANDE RONDE VALLEY. DENSE FOG ADVISORY FOR THE FOOTHILLS OF THE BLUE MOUNTAINS UNTIL 1 PM PST. WA...DENSE FOG ADVISORY FOR THE FOOTHILLS OF THE BLUE MOUNTAINS UNTIL 1 PM PST. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PENDLETON OR 500 AM PST THU JAN 22 2004 ORZ041>050-WAZ024>030-231300- THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON. .DAY ONE...A STRONG PRESSURE GRADIENT WILL BECOME ESTABLISHED OVER NORTHEAST OREGON TODAY. IN RESPONSE...SOUTH WINDS WILL INCREASE THROUGHOUT THE GRANDE RONDE VALLEY DURING THE DAY AND CONTINUE THROUGH THURSDAY NIGHT. WIND SPEEDS OF 30 TO 40 MPH WITH GUSTS TO 50 MPH ARE POSSIBLE. LOCALLY HIGHER WIND GUSTS MAY OCCUR THROUGH LADD CANYON INCLUDING ALONG INTERSTATE 84 AS WELL AS THROUGH PYLES CANYON AND THE TOWN OF UNION. STRONGEST WINDS ARE EXPECTED TONIGHT. .DAYS TWO THROUGH SEVEN... THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. HIGH WINDS MAY CONTINUE FRIDAY IN THE GRANDE RONDE VALLEY. RAIN AND SNOW WILL SPREAD OVER EASTERN WASHINGTON AND OREGON FRIDAY AS A FRONTAL SYSTEM MOVES INLAND. COLDER AIR WILL MOVE INTO THE AREA SATURDAY WHEN THE LOWER LEVEL NORTHERLY FLOW SETS UP BEHIND A SECONDARY UPPER LEVEL TROUGH. TEMPERATURES WILL REMAIN BELOW NORMAL THROUGH WEDNESDAY. WEAK DISTURBANCES IN NORTHWEST TO NORTH FLOW WILL COMBINE WITH UPSLOPE EFFECTS TO PROVIDE A CHANCE OF SNOW...PARTICULARLY IN THE MOUNTAINS...SUNDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The national radar mosaic for the moment the first event began.
1 high wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oregon in 2004Every state in 2004This day in weather historyWarnings in Oregon, January 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: 5383765.