DAILY INTELLIGENCE LOG

Structure Defence
British Columbia & Alberta

Sunday, July 19, 2026

Information current as of approximately 9:00 a.m. Pacific Time.

This report summarizes current publicly available operational and environmental information. Wildfire conditions, evacuation boundaries and road access can change quickly. Official emergency instructions and transportation notices always take priority.

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OPERATIONAL ASSESSMENT

HIGH OPERATIONAL ACTIVITY IN BRITISH COLUMBIA

British Columbia continues to manage several operationally significant wildfires affecting communities, rural properties, First Nations jurisdictions and transportation routes.

The most concentrated current activity remains in the Fraser Canyon, South Cariboo and Bonaparte Plateau areas. A newer fire near Kelly Lake is now affecting evacuation planning across two regional districts.

Alberta continues to report no designated Wildfires of Note. The Calgary Forest Area is nevertheless reporting very high wildfire danger associated with warm, windy and drying conditions. (Emergency Info BC)

Here’s what we know:

Multiple Evacuation Orders and Alerts remain active in British Columbia. Several were issued or expanded on July 17 and July 18.

Here’s what we’re watching:

Whether recent lightning-related starts continue growing, whether additional holdover fires become visible, how wind affects established incidents, and whether current alerts or orders expand, contract or move to all clear.

Here’s why it matters:

Provincial wildfire counts provide broad context, but local exposure determines operational significance. A smaller incident near homes, a First Nation, a highway or a limited-access rural area may require greater immediate attention than a larger remote fire.

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TODAY’S CONDITIONS

BRUNSWICK CREEK V10742 — FRASER CANYON

Here’s what we know:

Brunswick Creek remains operationally significant because evacuation measures continue across the Boston Bar, North Bend, Nahatlatch and Boothroyd corridor.

Current EmergencyInfoBC listings include active evacuation measures affecting:

• Boston Bar and North Bend areas
• Nahatlatch and North Boothroyd
• Fishblue Lake
• Canyon Alpine
• Boothroyd Indian Band lands
• Boston Bar First Nation reserves, including IR 1 Tuckkwiowhum, IR 2 Kopchitchin and IR 4 Bucktum
• Nooaitch Indian Band IR 10

The most recent listed evacuation expansion in the Boston Bar area was updated July 16. (Emergency Info BC)

Here’s what we’re watching:

• Any change to evacuation boundaries
• Newly confirmed structure or infrastructure impacts
• Changes affecting First Nations jurisdictions
• Highway 1 access through the Fraser Canyon
• Fire movement affecting either side of the Fraser River
• Meaningful suppression progress

Here’s why it matters:

This remains a complex interface incident involving multiple governments, steep terrain, dispersed properties and an important transportation corridor.

The continued presence of multiple evacuation areas indicates that Brunswick Creek remains operationally relevant even where no new boundary change has been posted this morning.

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FRENCH BAR CREEK K70748 — BONAPARTE PLATEAU

Here’s what we know:

French Bar Creek remains Out of Control and generated meaningful evacuation expansion on July 18.

The Thompson-Nicola Regional District expanded an Evacuation Order near Lone Cabin Creek and Empire Valley Road and expanded the surrounding Evacuation Alert across additional parts of Electoral Area E.

A separate Evacuation Alert was also issued jointly by Stswecem’c Xget’tem First Nation and the Cariboo Regional District for the French Bar Fire Area. (Emergency Info BC)

Here’s what we’re watching:

• Whether the current Order or Alert areas expand again
• Fire movement across the Bonaparte Plateau
• Additional effects on Stswecem’c Xget’tem First Nation lands
• Impacts to Empire Valley Road, Dog Creek Road or other rural access routes
• Confirmed structure impacts
• Measurable containment or suppression progress

Here’s why it matters:

This incident now requires coordination across a First Nations government and multiple regional districts.

Rural properties in this area may have long travel distances, limited road options, private water systems and livestock considerations. Those factors can increase the practical importance of early preparation while an Alert remains in place.

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PEAR LAKE C40983 — KELLY LAKE / BONAPARTE PLATEAU

Here’s what we know:

Pear Lake became operationally significant on July 18 when two Evacuation Alerts were issued.

The Squamish-Lillooet Regional District issued an Alert for properties in Electoral Area B near Kelly Lake, including addresses on Pear Lake Road and Pavilion-Clinton Road.

The Thompson-Nicola Regional District issued a separate Alert for properties in Electoral Area E. (Emergency Info BC)

Here’s what we’re watching:

• Any escalation from Alert to Order
• Current fire growth and direction of spread
• Impacts to Pavilion-Clinton Road and local access
• Additional properties or jurisdictions becoming affected
• Whether Pear Lake and nearby incidents begin drawing on the same suppression or evacuation resources

Here’s why it matters:

The fire is affecting evacuation planning across two regional districts in a dispersed rural area.

The Alerts confirm increased exposure, but they do not predict that an Evacuation Order will follow.

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FIFTYNINE CREEK C40897 AND SOUTH CARIBOO FIRE ACTIVITY

Here’s what we know:

Evacuation measures remain active around Big Bar Lake and Meadow Lake.

The Thompson-Nicola Regional District expanded an Evacuation Order for those areas on July 17. Additional active measures remain listed near South Green Lake, Poison Lake Road and Highway 97.

The Cariboo Regional District also maintains an Evacuation Order for the Bowers Lake Fire Area. (Emergency Info BC)

Here’s what we’re watching:

• Changes around Big Bar Lake and Meadow Lake
• Possible movement toward South Green Lake or Highway 97
• Big Bar Road, Dog Creek Road and other rural access conditions
• Effects on homes, ranches, campgrounds and recreational properties
• Interaction between multiple nearby incidents and shared response resources

Here’s why it matters:

The South Cariboo operational picture involves several simultaneous fires and evacuation areas rather than one isolated incident.

That increases complexity for residents, emergency managers and suppression resources across a large rural landscape.

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SIGNAL HILL V30852 — PEMBERTON

Here’s what we know:

An Evacuation Order remains listed for One Mile Lake Park.

Evacuation Alerts remain listed for parts of the Village of Pemberton and Squamish-Lillooet Regional District Area C. (Emergency Info BC)

Here’s what we’re watching:

• Changes to the One Mile Lake Park Order
• Changes to Pemberton and Area C Alert boundaries
• Wind effects through the valley
• Highway 99 or local-access impacts
• Meaningful suppression progress

Here’s why it matters:

Signal Hill demonstrates why fire size alone is not an adequate measure of significance.

A comparatively small fire beside a populated community, road network and public recreation area may create greater immediate exposure than a much larger remote incident.

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ALBERTA

Here’s what we know:

Alberta’s latest provincial Wildfires of Note update, published July 17, states that there are currently no Wildfires of Note in the Forest Protection Area. (Alberta.ca)

The Calgary Forest Area is reporting very high wildfire danger. Alberta Wildfire attributes this to warm temperatures, wind and continued drying of vegetation. Forecast thunderstorms may bring scattered rain, but associated lightning may also create new wildfire starts. (Alberta.ca)

Here’s what we’re watching:

• Any newly designated Alberta Wildfire of Note
• Out-of-control fires approaching communities or infrastructure
• Lightning-related starts
• Changes to Alberta Emergency Alerts
• Road or access impacts
• Fire-ban or restriction changes
• Continued drying and wind in the Calgary and Foothills region

Here’s why it matters:

The absence of a Wildfire of Note does not mean the absence of wildfire risk.

It means no current fire has been designated by Alberta as being of sufficient public interest or threat to public safety, communities or critical infrastructure to receive that classification.

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ENVIRONMENTAL INDICATORS

WARMING AND DRYING

Here’s what we know:

BC Wildfire Service reports that warming and drying conditions are expected to persist and extend farther north and west across the province. (BC Wildfire Service)

The Calgary Forest Area is also reporting warm, windy conditions and continued drying of vegetation. (Alberta.ca)

Here’s what we’re watching:

• Consecutive warm days
• Overnight humidity recovery
• Fine-fuel drying
• Changes in regional fire danger
• Whether scattered rainfall produces meaningful wetting or only temporary surface relief

Here’s why it matters:

Wildfire danger often develops cumulatively.

Several warm days can progressively dry grass, needles, roadside vegetation and other fine fuels even where deeper soil or larger fuels retain some moisture.

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LIGHTNING AND HOLDOVER-FIRE POTENTIAL

Here’s what we know:

Recent lightning remains an important operational factor in British Columbia.

Lightning-caused fires may smoulder below the surface or within heavier fuels before becoming visible as temperatures rise, humidity falls or wind increases.

The combination of recent lightning and continued drying means additional fire detections remain possible even without a new thunderstorm directly overhead.

Here’s what we’re watching:

• Newly detected holdover fires
• Clusters of new starts in the Interior and Southeast
• Lightning associated with forecast thunderstorms in Alberta
• New smoke reports during warmer afternoon conditions

Here’s why it matters:

A delayed detection does not necessarily mean a fire started that day.

It may represent a lightning ignition that remained concealed until environmental conditions became more favourable for visible smoke or open flame.

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WIND

Here’s what we know:

Wind remains one of the most important short-term variables around active fires.

Warm and windy conditions are contributing to very high wildfire danger in Alberta’s Calgary Forest Area. (Alberta.ca)

Here’s what we’re watching:

• Gusty outflow winds near thunderstorms
• Wind shifts around established interface fires
• Effects on aircraft operations
• Changes in ember transport and road exposure
• Whether wind arrives before meaningful rainfall

Here’s why it matters:

Wind can rapidly change which homes, roads or values are exposed.

It can also increase spotting, alter fire direction and reduce the effectiveness of direct suppression without producing an immediate change on the public fire map.

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RAINFALL

Here’s what we know:

Scattered thunderstorms may produce localized precipitation, particularly in parts of Alberta.

That rainfall may provide temporary relief where it occurs, but Alberta Wildfire notes that it takes time for rainfall to lower wildfire danger. (Alberta.ca)

Here’s what we’re watching:

• Whether rainfall is widespread or isolated
• Whether precipitation reaches the ground beneath thunderstorms
• Duration and amount of rain
• How quickly vegetation dries afterward
• Lightning occurring outside the main rainfall area

Here’s why it matters:

Brief showers can dampen exposed grass and surface fuels without materially changing deeper fuel moisture, drought conditions or established wildfire perimeters.

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GRASS AND FINE FUELS

Here’s what we know:

Warm weather, wind and drying vegetation increase the potential for grass and other fine fuels to ignite and spread fire quickly.

Here’s what we’re watching:

• Roadside and field curing
• Wind-exposed slopes
• Dry vegetation around machinery and vehicles
• Fine fuels near homes, decks, fences and accessory buildings

Here’s why it matters:

Fine fuels respond quickly to weather.

They can dry within hours after light rainfall and can carry fire rapidly toward heavier vegetation or structures.

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RESTRICTIONS AND HUMAN ACTIVITY

Here’s what we know:

A Category 1 campfire prohibition is in effect throughout the Kamloops Fire Centre.

Within the Coastal Fire Centre, Category 1 campfires are prohibited in the Chilliwack, Sea to Sky and South Island forest districts. Campfires remain permitted in several northern Coastal districts and the Sunshine Coast Forest District.

Category 2 and Category 3 open fires are prohibited throughout the Coastal Fire Centre.

Category 2 open burning is prohibited in the Southeast and Northwest fire centres. (BC Government Blog)

Here’s what we’re watching:

• New prohibitions or expanded restriction areas
• Municipal or First Nations restrictions that differ from provincial rules
• Preventable roadside or recreation-related ignitions
• Machinery use during hot, dry or windy periods
• Fireworks, burn barrels and other prohibited activities

Here’s why it matters:

During periods of elevated lightning activity and multiple simultaneous incidents, preventable human-caused fires place additional demand on crews, aircraft and equipment already committed elsewhere.

Legally permitted does not always mean operationally wise. Activities capable of producing flame, heat or sparks should be reconsidered when conditions are hot, dry or windy.

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HOMEOWNER IMPLICATIONS

For residents under an Evacuation Alert:

• Follow the authority that issued the Alert.
• Keep vehicles fuelled and positioned for departure.
• Prepare medications, identification and essential documents.
• Make arrangements for children, pets, livestock and mobility needs early.
• Confirm more than one travel route where geography permits.
• Test pumps, generators, hoses and private water supplies before they are needed.
• Remove easily moved combustible items from beside structures when it is safe to do so.

For residents near—but outside—an evacuation area:

• Monitor local government, First Nations and provincial sources.
• Do not rely solely on social media maps or distant smoke observations.
• Check current road access before travelling.
• Avoid unnecessary ignition-producing activity.
• Review how long it would realistically take to leave.

These actions improve readiness. They do not predict wildfire behaviour or guarantee structure survival.

Do not delay evacuation to activate sprinklers, move equipment or continue property preparation.

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WHAT CHANGED SINCE YESTERDAY

The most meaningful developments since the previous morning report are concentrated on the Bonaparte Plateau.

French Bar Creek generated expanded Evacuation Order and Alert areas on July 18. A new Alert was also issued jointly by Stswecem’c Xget’tem First Nation and the Cariboo Regional District.

Pear Lake became operationally significant after new Evacuation Alerts were issued in both the Squamish-Lillooet and Thompson-Nicola regional districts.

No new Alberta Wildfire of Note has been identified in the latest provincial update.

No newly posted Brunswick Creek evacuation expansion was identified during this morning’s review. Existing Orders and Alerts across the Fraser Canyon remain active and operationally significant. (Emergency Info BC)

Fast-changing fire-size figures have not been repeated where they could not be independently confirmed from the current public incident record this morning. Evacuation status, community exposure and access impacts provide the more reliable operational picture.

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WHAT WE’RE WATCHING NEXT

• Any new BC Wildfire of Note
• Any new Alberta Wildfire of Note
• Additional holdover-fire detections from recent lightning
• Brunswick Creek evacuation or Highway 1 changes
• French Bar Creek movement and additional jurisdictional impacts
• Pear Lake growth and any escalation from Alert to Order
• Fiftynine Creek and nearby South Cariboo evacuation changes
• Signal Hill suppression progress and Pemberton evacuation boundaries
• Wind shifts or thunderstorm outflows near active incidents
• Whether forecast rainfall produces meaningful wetting
• Further restriction or prohibition changes
• Any confirmed structure, infrastructure or major road impacts

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STRUCTURE DEFENCE TAKEAWAY

Here’s what we know:

British Columbia is managing several significant interface and rural wildfires at the same time, with active evacuation measures spanning the Fraser Canyon, South Cariboo, Bonaparte Plateau and Pemberton areas.

Alberta has no designated Wildfire of Note, but very high wildfire danger is being reported in the Calgary Forest Area.

Here’s what we’re watching:

The next meaningful developments are most likely to involve evacuation-boundary changes, newly detected holdover fires, wind effects, road access and measurable suppression progress.

Here’s why it matters:

The provincial wildfire picture is active, but risk remains local.

Most residents in British Columbia and Alberta are not under immediate wildfire threat today. Those near active incidents should rely on their issuing authority, prepare early and avoid interpreting broad provincial indicators as predictions for an individual property.

This remains a time for calm attention, practical readiness and careful use of official information.