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

Lucky Peak — September 07, 1958HEAT EVENT

WEATHER RECORD · LUCKY PEAK · 1958-09-07 · boise-standard-weather-v1.0.0
HI 100°F · LO 56°F · RNG 44°F · 4 edges
100°F Daily High (TMAX)
56°F Daily Low (TMIN)
44°F Temp Range · Fall
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 29604592039972cf
STATION Boise Lucky Peak Dam
GHCND ID USC00101018
DATE 1958-09-07 · Fall · Day 250 of 1958
TMAX 100°F
TMIN 56°F
TRANGE 44°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 FLAGSHEAT EVENT
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID 29604592039972cf
INGESTED 2026-07-14T16:30:58 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH d34a7d444ac6c906
◈ 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 — 1958 is year 8 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1958-09-07 at Boise Lucky Peak Dam (Canyon East, ada, 865.6m elevation), the daily high temperature was 100°F and the daily low was 56°F, a diurnal range of 44°F. Season: Fall. Day 250 of 1958. This date recorded a heat event (tmax ≥ 100°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: 29604592039972cf.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1958-09-07 · High: 92°F Low: 55°F · Elev: 860.5m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1958-09-06 · High: 92°F Low: 52°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1958-09-08 · High: 101°F Low: 65°F · conf=1.00 · T2·DET
WEATHER_EXTREME_EVENT Phenomenon node: phenomenon heat event 1958 · conf=0.99 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 29604592039972cf /treasure-valley/data/weather/lucky-peak-dam/1958/09/07/ d34a7d444ac6c906