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

KBOI — April 09, 2015FROST EVENT

WEATHER RECORD · KBOI · 2015-04-09 · boise-standard-weather-v1.0.0
HI 61°F · LO 33°F · RNG 28°F · 5 edges
61°F Daily High (TMAX)
33°F Daily Low (TMIN)
28°F Temp Range · Spring
5 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 984b94b18607d7ab
STATION Boise Air Terminal (KBOI)
GHCND ID USW00024131
DATE 2015-04-09 · Spring · Day 99 of 2015
TMAX 61°F
TMIN 33°F
TRANGE 28°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 984b94b18607d7ab
INGESTED 2026-07-14T16:30:44 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 3680e8122fc33894
◈ 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 — 2015 is year 76 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 2015-04-09 at Boise Air Terminal (KBOI) (Valley Floor, ada, 860.5m elevation), the daily high temperature was 61°F and the daily low was 33°F, a diurnal range of 28°F. Season: Spring. Day 99 of 2015. 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: 984b94b18607d7ab.

◈ GRAPH EDGES — 5 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION Boise Foothills · 2015-04-09 · High: 56°F Low: 30°F · Elev: 1184.1m · conf=0.91 · T2·DET
WEATHER_CROSS_STATION Homedale · 2015-04-09 · High: 63°F Low: 31°F · Elev: 679.7m · conf=0.84 · T2·DET
WEATHER_CROSS_STATION Lucky Peak · 2015-04-09 · High: 59°F Low: 32°F · Elev: 865.6m · conf=0.75 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 2015-04-08 · High: 59°F Low: 43°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 2015-04-10 · High: 69°F Low: 42°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 984b94b18607d7ab /treasure-valley/data/weather/kboi/2015/04/09/ 3680e8122fc33894