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

Lucky Peak — October 08, 2009FROST EVENT

WEATHER RECORD · LUCKY PEAK · 2009-10-08 · boise-standard-weather-v1.0.0
HI 59°F · LO 35°F · RNG 24°F · 3 edges
59°F Daily High (TMAX)
35°F Daily Low (TMIN)
24°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 9835ab4fd86ebc41
STATION Boise Lucky Peak Dam
GHCND ID USC00101018
DATE 2009-10-08 · Fall · Day 281 of 2009
TMAX 59°F
TMIN 35°F
TRANGE 24°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 9835ab4fd86ebc41
INGESTED 2026-07-14T16:30:58 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 3ce0b831da78d58b
◈ 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 2009-10-08 at Boise Lucky Peak Dam (Canyon East, ada, 865.6m elevation), the daily high temperature was 59°F and the daily low was 35°F, a diurnal range of 24°F. Season: Fall. Day 281 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: 9835ab4fd86ebc41.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 2009-10-08 · High: 61°F Low: 35°F · Elev: 860.5m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 2009-10-07 · High: 57°F Low: 38°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 2009-10-09 · High: 61°F Low: 36°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 9835ab4fd86ebc41 /treasure-valley/data/weather/lucky-peak-dam/2009/10/08/ 3ce0b831da78d58b