Oregon, 2018

Wildfire in Oregon, July 1 to 4, 2018

July 1 to 4, 2018 · NWS PDT · 1 event in 1 county or zone

The lightning-caused Graham Fire was reported early in the afternoon on Thursday, June 21, 2018, burning four miles south of the Metolius River arm of Lake Billy Chinook, near Culver, in Jefferson county Oregon. The fire burned primarily on private land protected by the Oregon Department of Forestry and Lake Chinook Fire and Rescue.

Where it happened

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.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What happened

The episode as NWS PDT wrote it up.

The lightning-caused Graham Fire was reported early in the afternoon on Thursday, June 21, 2018, burning four miles south of the Metolius River arm of Lake Billy Chinook, near Culver, in Jefferson county Oregon. The fire burned primarily on private land protected by the Oregon Department of Forestry and Lake Chinook Fire and Rescue. Numerous homes were threatened in the Three Rivers Subdivision and evacuations were issued.

What forecasters said that day

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 Jun 30, 9:20 PM PST, 2 hours 40 minutes earlier.

Area forecast discussion, Jun 30, 9:20 PM PST, 2 hours 40 minutes before
Area Forecast Discussion
National Weather Service Pendleton OR
1020 PM PDT Sat Jun 30 2018

Updated aviation discussion

.SHORT TERM...Tonight and Sunday...A weak cold front passing over
the region tonight will keep us in a breezy westerly flow through
Sunday. There will be a few isolated showers this evening over
northeast Oregon and southeast Washington from the passing cold
front which was added as part of the evening update. Winds of 15 to
25 mph across the lower elevations of the forecast area will
continue with a slight decrease overnight before again jumping up to
15 to 25 mph on Sunday with gusts into the 30s.

.AVIATION...06Z TAFs...VFR conditions will prevail for the next
24 hours under mostly clear skies. Winds will decrease to 5-15 KTS,
with another round of breezy/windy conditions Sunday afternoon of 12-
25 KTS and higher gusts.
.

&&

.PREV DISCUSSION... /issued 222 PM PDT Sat Jun 30 2018/

SHORT TERM...Tonight through Tuesday. Cold front is approaching
the forecast area from the north northwest this afternoon. Clouds
are increasing across Washington with Oregon still mainly clear.
The front will move through the region this evening and overnight.
Scattered showers over the Cascades and possibly the Blues as
moisture is limited. Otherwise expect partly to mostly cloudy
skies. Westerly winds will increase later today and continue
through the night with locally breezy conditions. Some lingering
clouds Sunday morning over the Cascades and northeast Oregon
mountains otherwise expect a mostly sunny and breezy day with
highs in the 70s to lower 80s. An upper level trough will push
another stronger cold front through the area late Sunday night
into Monday. This front looks to be fairly dry as well with just a
few showers over the Cascades. Otherwise partly cloudy and breezy
with cooler temperatures. Highs mainly in the 70s. The upper
trough will move east of the region Monday night with the flow
aloft becoming westerly Tuesday. Should be a partly to mostly
sunny day with lighter winds and highs in the 70s. 94

LONG TERM...Tuesday night through Saturday...GFS/ECMWF in general
agreement for midweek, with one trough exiting to the east Tuesday
night, and the next trough digging offshore WA/OR for Independence
Day. With the trough sufficiently offshore, deep layer moisture will
remain limited, so expect a dry Independence Day for most areas,
with perhaps a shower or two along the immediate east slopes of the
Cascades. Seasonably warm conditions can be expected for the holiday
with lower elevation highs in the mid/upper 80s. For Thursday
through Saturday, the trough will open up and gradually move to the
northeast across NW WA and BC. With the deep layer moisture
remaining well to the north and west of the area, will keep
conditions mainly dry. Temperatures will warm under SW flow aloft,
with lower elevations highs in the upper 80s to lower 90s
Thursday/Friday with slight cooling Saturday. Above normal low
temperatures will prevail.

&&

.PRELIMINARY POINT TEMPS/POPS...
PDT  57  80  48  73 /  20   0   0  10
ALW  58  82  51  74 /  20  10   0  10
PSC  58  85  50  78 /  10   0   0   0
YKM  52  80  46  74 /  10   0   0  10
HRI  59  85  50  77 /  10   0   0   0
ELN  52  73  47  69 /  10   0  10  10
RDM  50  81  41  73 /   0   0   0   0
LGD  53  77  44  68 /  10  10   0  10
GCD  51  80  46  70 /  10  10   0   0
DLS  58  78  51  73 /  10   0   0  10

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...None.
WA...None.
&&

91/91/91

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 wildfire. Local standard time, as filed.

Wildfire, Central Oregon

When
July 1, 12:00 AM PST to July 4, 7:33 AM PST
Where
Central Oregon forecast zone
Reported by
Park/Forest Service
Coordinates
44.229, -120.920 (the zone’s center; the record gives no point)

Inciweb.

What these are

Wildfire
A fire burning in wildland vegetation, with its acreage and damage where known.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Oregon in 2018Every state in 2018This day in weather historyWarnings in Oregon, July 2018

Sources

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: 763850.