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

Lucky Peak — October 01, 2009FROST EVENT

WEATHER RECORD · LUCKY PEAK · 2009-10-01 · boise-standard-weather-v1.0.0
HI 56°F · LO 34°F · RNG 22°F · 3 edges
56°F Daily High (TMAX)
34°F Daily Low (TMIN)
22°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I c3d6a1510d4f7e55
STATION Boise Lucky Peak Dam
GHCND ID USC00101018
DATE 2009-10-01 · Fall · Day 274 of 2009
TMAX 56°F
TMIN 34°F
TRANGE 22°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 FLAGSFROST EVENT
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID c3d6a1510d4f7e55
INGESTED 2026-07-14T16:30:58 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 187e3acca5df7b0f
◈ 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 — 2009 is year 59 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 2009-10-01 at Boise Lucky Peak Dam (Canyon East, ada, 865.6m elevation), the daily high temperature was 56°F and the daily low was 34°F, a diurnal range of 22°F. Season: Fall. Day 274 of 2009. This date recorded a frost event (tmin ≤ 36°F during growing season). 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: c3d6a1510d4f7e55.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 2009-10-01 · High: 57°F Low: 32°F · Elev: 860.5m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 2009-09-30 · High: 64°F Low: 41°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 2009-10-02 · High: 58°F Low: 36°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 c3d6a1510d4f7e55 /treasure-valley/data/weather/lucky-peak-dam/2009/10/01/ 187e3acca5df7b0f