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

Lucky Peak — April 08, 1959FROST EVENT

WEATHER RECORD · LUCKY PEAK · 1959-04-08 · boise-standard-weather-v1.0.0
HI 60°F · LO 30°F · RNG 30°F · 3 edges
60°F Daily High (TMAX)
30°F Daily Low (TMIN)
30°F Temp Range · Spring
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I ddce3b9634e9df29
STATION Boise Lucky Peak Dam
GHCND ID USC00101018
DATE 1959-04-08 · Spring · Day 98 of 1959
TMAX 60°F
TMIN 30°F
TRANGE 30°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 ddce3b9634e9df29
INGESTED 2026-07-14T16:30:58 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 2aae85ea537ac515
◈ 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 — 1959 is year 9 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1959-04-08 at Boise Lucky Peak Dam (Canyon East, ada, 865.6m elevation), the daily high temperature was 60°F and the daily low was 30°F, a diurnal range of 30°F. Season: Spring. Day 98 of 1959. 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: ddce3b9634e9df29.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1959-04-08 · High: 57°F Low: 28°F · Elev: 860.5m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1959-04-07 · High: 59°F Low: 23°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1959-04-09 · High: 58°F Low: 27°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 ddce3b9634e9df29 /treasure-valley/data/weather/lucky-peak-dam/1959/04/08/ 2aae85ea537ac515