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

KBOI — October 07, 1941FROST EVENT

WEATHER RECORD · KBOI · 1941-10-07 · boise-standard-weather-v1.0.0
HI 59°F · LO 36°F · RNG 23°F · 3 edges
59°F Daily High (TMAX)
36°F Daily Low (TMIN)
23°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 8987354aa088e0af
STATION Boise Air Terminal (KBOI)
GHCND ID USW00024131
DATE 1941-10-07 · Fall · Day 280 of 1941
TMAX 59°F
TMIN 36°F
TRANGE 23°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 8987354aa088e0af
INGESTED 2026-07-14T16:30:44 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 87699bd5c067f8f2
◈ 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 — 1941 is year 2 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1941-10-07 at Boise Air Terminal (KBOI) (Valley Floor, ada, 860.5m elevation), the daily high temperature was 59°F and the daily low was 36°F, a diurnal range of 23°F. Season: Fall. Day 280 of 1941. 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: 8987354aa088e0af.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION Parma · 1941-10-07 · High: 63°F Low: 37°F · Elev: 698.0m · conf=0.83 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 1941-10-06 · High: 55°F Low: 26°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES KBOI · 1941-10-08 · High: 57°F Low: 30°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 8987354aa088e0af /treasure-valley/data/weather/kboi/1941/10/07/ 87699bd5c067f8f2