BirdAnalyst
Species · BCR 15 · BBS 2025 Release · 1966–2024

Western Wood-Pewee In Sierra Nevada

All regionsSierra NevadaAerial insectivores

Western Wood-Pewee in Sierra Nevada has declined: down 34% on the route-weighted index since 1970.

-34%Since 1970
40Routes In Region
56Years

Notable Signals

No notable trend signals for Western Wood-Pewee in Sierra Nevada. See the full index history below.

Forecast

If the recent trend holds, Western Wood-Pewee in Sierra Nevada is projected to fall about 28% by 2029 — from 22 in 2024 to a central estimate of 16 (95% range 6.4–25). A 5-year backtest shows a typical error of ±34.4%, with 80% of held-out values landing inside the 95% band.

-28%Change by 2029
16Projected 2029 index
6.4–2595% range
±34.4%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
2025177.426
2026167.126
2027166.925
2028166.625
2029166.425

Routes In Sierra Nevada

Routes recording Western Wood-Pewee in Sierra Nevada.
Little TruckeeCALIFORNIA802023
ChilcootCALIFORNIA582024
Eagle LakeCALIFORNIA552024
Last ChanceCALIFORNIA522019
GeneseeCALIFORNIA472024
WoodfordsCALIFORNIA412024
Cottage SpgsCALIFORNIA361975
Greenhorn MtCALIFORNIA362008
GoumazCALIFORNIA362011
Pine MountainCALIFORNIA342017
PaxtonCALIFORNIA332024
JohnsvilleCALIFORNIA282024
SattleyCALIFORNIA222024
LakeshoreCALIFORNIA222024
WestvilleCALIFORNIA192024
Lassen ParkCALIFORNIA181989
Bass LakeCALIFORNIA182019
CrestviewCALIFORNIA162024
StrawberryCALIFORNIA152019
KernvilleCALIFORNIA142008
Hat CreekCALIFORNIA132018
Meadow ValleyCALIFORNIA132024
Tuolumne GroveCALIFORNIA122024
Tahoe NfCALIFORNIA121994
Kings CanyonCALIFORNIA112024

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