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Weather Intelligence · Valley Floor · boise-standard-weather-v1.0.0

KBOI — May 15, 1976FROST EVENT

WEATHER RECORD · KBOI · 1976-05-15 · boise-standard-weather-v1.0.0
HI 73°F · LO 33°F · RNG 40°F · 8 edges
73°F Daily High (TMAX)
33°F Daily Low (TMIN)
40°F Temp Range · Spring
8 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 39f6a0bce276070f
STATION Boise Air Terminal (KBOI)
GHCND ID USW00024131
DATE 1976-05-15 · Spring · Day 136 of 1976
TMAX 73°F
TMIN 33°F
TRANGE 40°F
ZONE valley_floor
COUNTY ada
ELEVATION 860.5m · Valley Floor
COORDINATES 43.56705°N, -116.24062°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 39f6a0bce276070f
INGESTED 2026-07-14T16:30:44 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH cf368086b0c88455
◈ STATION CONTEXT — KBOI MICROCLIMATE · VALLEY FLOOR
STATION DESC The primary NWS observation station for the Treasure Valley. Boise Airport (KBOI) has recorded daily temperature since 1940, making it the longest continuous climate record in the region. Sits at 860 meters on the valley floor.
RECORD SINCE 1940 — 1976 is year 37 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1976-05-15 at Boise Air Terminal (KBOI) (Valley Floor, ada, 860.5m elevation), the daily high temperature was 73°F and the daily low was 33°F, a diurnal range of 40°F. Season: Spring. Day 136 of 1976. 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: 39f6a0bce276070f.

◈ GRAPH EDGES — 8 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION Boise Foothills · 1976-05-15 · High: 69°F Low: 34°F · Elev: 1184.1m · conf=0.91 · T2·DET
WEATHER_CROSS_STATION Parma · 1976-05-15 · High: 69°F Low: 37°F · Elev: 698.0m · conf=0.83 · T2·DET
WEATHER_CROSS_STATION Deer Flat · 1976-05-15 · High: 70°F Low: 45°F · Elev: 765.0m · conf=0.80 · T2·DET
WEATHER_CROSS_STATION Lucky Peak · 1976-05-15 · High: 74°F Low: 36°F · Elev: 865.6m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 1976-05-14 · High: 69°F Low: 49°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 1976-05-16 · High: 83°F Low: 48°F · conf=1.00 · T2·DET
WEATHER_SEASONAL_PATTERN KBOI · 1975-05-15 · High: 77°F Low: 55°F · Same month, consecutive year · conf=0.90 · T2·DET
WEATHER_SEASONAL_PATTERN KBOI · 1977-05-15 · High: 61°F Low: 38°F · Same month, consecutive year · conf=0.90 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 39f6a0bce276070f /treasure-valley/data/weather/kboi/1976/05/15/ cf368086b0c88455