BirdAnalyst
Species · BCR 10 · BBS 2025 Release · 1966–2024

Cedar Waxwing In Northern Rockies

All regionsNorthern RockiesGeneralists

Cedar Waxwing in Northern Rockies has surged: up 491% on the route-weighted index since 1970.

+491%Since 1970
133Routes In Region
56Years

Notable Signals

long arc increasecomputed index

Cedar Waxwing has surged in Northern Rockies: up 491% on the route-weighted index since 1970.

Forecast

If the recent trend holds, Cedar Waxwing in Northern Rockies is projected to rise about 19% by 2029 — from 1.9 in 2024 to a central estimate of 2.2 (95% range 1.3–3.2). A 5-year backtest shows a typical error of ±26.9%, with 100% of held-out values landing inside the 95% band.

+19%Change by 2029
2.2Projected 2029 index
1.3–3.295% range
±26.9%Backtest error
19682029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20252.11.23.0
20262.11.23.1
20272.21.33.1
20282.21.33.1
20292.21.33.2

Routes In Northern Rockies

Routes recording Cedar Waxwing in Northern Rockies.
East Glacier ParkMONTANA502024
LaurierWASHINGTON262022
Thompson RivMONTANA232024
Hells CanyonOREGON192022
Libby DamMONTANA142024
ChewelahWASHINGTON142021
NaplesIDAHO132024
TroyOREGON132024
NewbridgeOREGON132024
WoodmanMONTANA102024
Whitefish LakeMONTANA102024
BridgeportOREGON102022
MeeteetseWYOMING102024
WilsonWYOMING102024
CascadeIDAHO91984
FeathervilleIDAHO92021
St RegisMONTANA92024
NezperceIDAHO82012
Clyde ParkMONTANA82024
GoldenIDAHO72015
St. Mary 2MONTANA72022
Church HillMONTANA72022
Salmon RiverIDAHO62021
Crane CreekIDAHO62019
KalispellMONTANA62024

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.