Idaho, 2018

Wildfire in Idaho, July 11 to 12, 2018

July 11 to 12, 2018 · NWS PIH · 1 event in 1 county or zone

A 500 acre wildfire was started by lightning near Treasureton on Highway 34. It was contained on July 12th.

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.

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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 PIH wrote it up.

A 500 acre wildfire was started by lightning near Treasureton on Highway 34. It was contained on July 12th.

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 Pocatello, ID wrote its last area forecast discussion before the first event at Jul 11, 12:13 PM MST, 5 hours 47 minutes earlier.

Area forecast discussion, Jul 11, 12:13 PM MST, 5 hours 47 minutes before
Area Forecast Discussion
National Weather Service Pocatello ID
113 PM MDT Wed Jul 11 2018

.DISCUSSION...Mostly clear skies are noted across our region
though some mid level clouds are noted over the Bear Lake Region
this afternoon. Generally unchanged hot and dry conditions are
anticipated for the remainder of the week with temperature near
the 90 degree mark across the valleys and 80s for the mountains.
We will be warmest Friday and Saturday in the mid 90s. A weak
boundary extending southward from Canada may be the focus for
showers or thunderstorms for parts of ID Saturday afternoon and
evening. Looking ahead to next week, though not much of an impact
at the moment, there still is not much of an agreement between the
two global weather models across our area. One brings in an upper
low trough with the potential for increased moisture while the
other keeps the area high and dry. NP/JK

&&

.AVIATION...VFR condition with winds less than 15kts through Friday.
Keyes

&&

.FIRE WEATHER...Warmer and drier conditions continue through Friday.
The only issue MIGHT be a very isolated storm dry developing along
the Montana border near Monida Pass and Island Park. We want to
stress the word "MIGHT". There will likely be issues with poor
overnight humidity recovery, along with increases Haines indices. We
do have pockets of Haines 5 across the Snake Plain and central
mountains Friday afternoon, with an area of Haines 6 across zones
475 and 476. Confidence is increasing right now for dry
thunderstorms on Saturday over the mountains. Daytime humidity will
remain quite low even with a front moving through, which means the
likelihood of storms over the Snake Plain is very low. The forecast
next week is looking quite suspect right now, meaning we are seeing
a complete reversal of what was depicted 48 hours or so ago. We will
still have westerly flow and above average temperatures. Instead of
being completely dry, the models are trying to pick up on limited
monsoon moisture now and pull that across the state. We would see AT
LEAST some mid level clouds, but definitely not sure if this would
equate to dry thunderstorms on a daily basis.  Keyes

&&

.PIH WATCHES/WARNINGS/ADVISORIES...
None.
&&

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, Franklin-Eastern Oneida Region

When
July 11, 6:00 PM MST to July 12, 9:00 PM MST
Where
Franklin-Eastern Oneida Region forecast zone
Reported by
Park/Forest Service
Coordinates
42.188, -112.176 (the zone’s center; the record gives no point)

A 500 acre wildfire was started by lightning near Treasureton on Highway 34. It was contained on July 12th.

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 Idaho in 2018Every state in 2018This day in weather historyWarnings in Idaho, 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: 776808.