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

Lucky Peak — April 14, 1987FROST EVENT

WEATHER RECORD · LUCKY PEAK · 1987-04-14 · boise-standard-weather-v1.0.0
HI 68°F · LO 34°F · RNG 34°F · 3 edges
68°F Daily High (TMAX)
34°F Daily Low (TMIN)
34°F Temp Range · Spring
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 02b273b2cbacdff2
STATION Boise Lucky Peak Dam
GHCND ID USC00101018
DATE 1987-04-14 · Spring · Day 104 of 1987
TMAX 68°F
TMIN 34°F
TRANGE 34°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 02b273b2cbacdff2
INGESTED 2026-07-14T16:30:58 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 74b29b9b570f4b3e
◈ 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 — 1987 is year 37 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1987-04-14 at Boise Lucky Peak Dam (Canyon East, ada, 865.6m elevation), the daily high temperature was 68°F and the daily low was 34°F, a diurnal range of 34°F. Season: Spring. Day 104 of 1987. 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: 02b273b2cbacdff2.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1987-04-14 · High: 77°F Low: 42°F · Elev: 860.5m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1987-04-13 · High: 54°F Low: 39°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Lucky Peak · 1987-04-15 · High: 78°F Low: 42°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 02b273b2cbacdff2 /treasure-valley/data/weather/lucky-peak-dam/1987/04/14/ 74b29b9b570f4b3e