Severe winds occurred ahead of a strong cold front for south central Oregon.
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 episode as NWS MFR wrote it up.
Severe winds occurred ahead of a strong cold front for south central Oregon.
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 Medford, OR wrote its last area forecast discussion before the first event at May 3, 12:51 AM PST, 3 hours 47 minutes earlier.
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEDFORD OR
151 AM PDT MON MAY 3 2010
.DISCUSSION...SOUTHERN BRANCH OF +100KT JET MOVES THROUGH THE
REGION THIS MORNING...WITH THE RIGHT ENTRANCE REGION ADDING DYNAMIC
LIFT TO OROGRAPHIC LIFT IN STRONG...NEARLY PERPENDICULAR FLOW
INCREASING PAST 700 MB. THIS WILL PROVIDE STRONG OMEGA AND
PRECIPITATION FROM THE CASCADES WESTWARD TODAY. THIS STRONG 700 MB
FLOW NEARING 60 KT ON THE EAST SIDE WILL BRING STRONG WINDS THIS
AFTERNOON INTO EARLY EVENING OVER MUCH OF THE EAST SIDE THIS
AFTERNOON INTO EARLY EVENING. AN UNSEASONABLY COLD AIR MASS MOVES
IN BEHIND THE FRONT WITH SUB FREEZING TEMPS AS LOW AS 925 MB
MOVING INTO THE REGION WITH CLEARING SKIES BY TUESDAY MORNING. THE
JET DIPS FARTHER SOUTH BY WEDNESDAY MORNING WITH THE REGION IN
UNFAVORABLE RIGHT EXIT REGION AND MOISTURE POOR COLD NORTHERLY
FLOW. 925 MB TEMPERATURES CONTINUE THEIR DECLINE TO -2C OVER MUCH
OF THE WEST SIDE BY WEDNESDAY MORNING..EXPANDING THE AREA OF FROST
INTO THE UMPQUA BASIN.
&&
.AVIATION...AREAS OF MVFR FROM THE CASCADES WESTWARD THROUGH THE
DAY AS FRONT MOVES THROUGH THE REGION. VFR CONDITIONS BEHIND THE
FRONT BY SUNSET WITH HIGHER TERRAIN OBSCURED IN SC DECK BEHIND THE
FRONT...WITH WIDESPREAD CLEARING BY TUESDAY MORNING.
&&
.MFR WATCHES/WARNINGS/ADVISORIES...
OR...HIGH WIND WARNING FROM 1 PM THIS AFTERNOON TO 9 PM PDT THIS
EVENING FOR ORZ030-031.
CA...HIGH WIND WARNING FROM 1 PM THIS AFTERNOON TO 9 PM PDT THIS
EVENING FOR CAZ085.
PACIFIC COASTAL WATERS...SMALL CRAFT ADVISORY FOR WINDS FROM 5 AM EARLY THIS MORNING TO
NOON PDT TODAY FOR PZZ350-370.
SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS FROM 5 AM EARLY THIS
MORNING TO NOON PDT TODAY FOR PZZ350-370.
SVENHAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEDFORD OR 618 AM PDT SUN MAY 2 2010 ORZ030-031-030130- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- 618 AM PDT SUN MAY 2 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL OREGON. .DAY ONE...TODAY AND TONIGHT NO SIGNIFICANT WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A HIGH WIND WATCH IS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING. PLEASE SEE WEATHER MESSAGE FOR MORE SPECIFIC DETAILS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEDFORD OR 155 AM PDT MON MAY 3 2010 ORZ023-025-032200- CENTRAL DOUGLAS COUNTY-EASTERN DOUGLAS COUNTY FOOTHILLS- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... STEAMBOAT...TOKETEE FALLS 155 AM PDT MON MAY 3 2010 COLD AIR MOVING IN BEHIND THE COLD FRONT TUESDAY AND CLEARING SKIES WILL BRING A CHANCE OF FROST TO THE UMPQUA BASIN WEDNESDAY MORNING. TEMPERATURES DROPPING INTO THE MID TO LOWER 30S ARE POSSIBLE BY WEDNESDAY MORNING WITH WIDESPREAD FROST POSSIBLE. SVEN
The national radar mosaic for the moment the first event began.
1 high wind. Local standard time, as filed.
The Summer Lake RAWS measured sustained southwest winds of 28 to 35 mph with gusts of 58 to 62 mph between 03/0438 PST and 03/1338 PST. The peak gust of 62 mph occurred at 03/0638 PST.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oregon in 2010Every state in 2010This day in weather historyWarnings in Oregon, May 2010
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: 219113.