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Weather Intelligence · Canyon East · boise-standard-weather-v1.0.0

Lucky Peak — October 05, 1974HARD FREEZE

WEATHER RECORD · LUCKY PEAK · 1974-10-05 · boise-standard-weather-v1.0.0
HI 59°F · LO 27°F · RNG 32°F · 3 edges
59°F Daily High (TMAX)
27°F Daily Low (TMIN)
32°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 6077fc6f66a36299
STATION Boise Lucky Peak Dam
GHCND ID USC00101018
DATE 1974-10-05 · Fall · Day 278 of 1974
TMAX 59°F
TMIN 27°F
TRANGE 32°F
ZONE canyon_east
COUNTY ada
ELEVATION 865.6m · Canyon East
COORDINATES 43.5253°N, -116.0542°W
SOURCE TIER TIER 1 — PRIMARY FEDERAL SOURCE — NOAA GHCND
CONFIDENCE 0.95
EVENT FLAGSHARD FREEZE
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID 6077fc6f66a36299
INGESTED 2026-07-14T16:30:58 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 34c997d1e52af135
◈ STATION CONTEXT — LUCKY PEAK MICROCLIMATE · CANYON EAST
STATION DESC Eastern Ada County at the Boise River canyon mouth. Records back to 1951. Captures the canyon east microclimate — influenced by mountain air drainage from the Boise Range. Army Corps of Engineers water management context.
RECORD SINCE 1951 — 1974 is year 24 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1974-10-05 at Boise Lucky Peak Dam (Canyon East, ada, 865.6m elevation), the daily high temperature was 59°F and the daily low was 27°F, a diurnal range of 32°F. Season: Fall. Day 278 of 1974. This date recorded a hard freeze event (tmin ≤ 28°F). Source: NOAA National Centers for Environmental Information — GHCND. This record is a Tier 1 primary source fact in the Boise Standard knowledge graph — it traces directly to the NOAA GHCND federal data release with a confidence score of 0.95. Pipeline: boise-standard-weather-v1.0.0. Record ID: 6077fc6f66a36299.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1974-10-05 · High: 58°F Low: 24°F · Elev: 860.5m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1974-10-04 · High: 60°F Low: 32°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1974-10-06 · High: 58°F Low: 32°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 6077fc6f66a36299 /treasure-valley/data/weather/lucky-peak-dam/1974/10/05/ 34c997d1e52af135