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Weather Intelligence · Foothills Margin · boise-standard-weather-v1.0.0

Boise Foothills — September 16, 1977

WEATHER RECORD · BOISE FOOTHILLS · 1977-09-16 · boise-standard-weather-v1.0.0
HI 65°F · LO 45°F · RNG 20°F · 3 edges
65°F Daily High (TMAX)
45°F Daily Low (TMIN)
20°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I efb0a0cc3b9f0a38
STATION Boise 7 N (Foothills)
GHCND ID USC00101017
DATE 1977-09-16 · Fall · Day 259 of 1977
TMAX 65°F
TMIN 45°F
TRANGE 20°F
ZONE foothills_margin
COUNTY ada
ELEVATION 1184.1m · Foothills Margin
COORDINATES 43.7383°N, -116.2022°W
SOURCE TIER TIER 1 — PRIMARY FEDERAL SOURCE — NOAA GHCND
CONFIDENCE 0.95
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID efb0a0cc3b9f0a38
INGESTED 2026-07-14T16:30:48 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH ad9da95994be3b6a
◈ STATION CONTEXT — BOISE FOOTHILLS MICROCLIMATE · FOOTHILLS MARGIN
STATION DESC Foothills station 324 meters above KBOI. Captures the Boise Front microclimate — cooler summers, deeper inversions, earlier frost dates than the valley floor. Critical for understanding the elevation gradient across the Treasure Valley.
RECORD SINCE 1973 — 1977 is year 5 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1977-09-16 at Boise 7 N (Foothills) (Foothills Margin, ada, 1184.1m elevation), the daily high temperature was 65°F and the daily low was 45°F, a diurnal range of 20°F. Season: Fall. Day 259 of 1977. 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: efb0a0cc3b9f0a38.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1977-09-16 · High: 57°F Low: 49°F · Elev: 860.5m · conf=0.91 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1977-09-15 · High: 76°F Low: 54°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1977-09-17 · High: 64°F Low: 42°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 efb0a0cc3b9f0a38 /treasure-valley/data/weather/boise-foothills/1977/09/16/ ad9da95994be3b6a