—°F Boise, ID
◈ MACHINE ACCESS
Weather Intelligence · Foothills Margin · boise-standard-weather-v1.0.0

Boise Foothills — September 01, 1987HEAT EVENT

WEATHER RECORD · BOISE FOOTHILLS · 1987-09-01 · boise-standard-weather-v1.0.0
HI 100°F · LO 65°F · RNG 35°F · 4 edges
100°F Daily High (TMAX)
65°F Daily Low (TMIN)
35°F Temp Range · Fall
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 3623ccbd997269ae
STATION Boise 7 N (Foothills)
GHCND ID USC00101017
DATE 1987-09-01 · Fall · Day 244 of 1987
TMAX 100°F
TMIN 65°F
TRANGE 35°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
EVENT FLAGSHEAT EVENT
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID 3623ccbd997269ae
INGESTED 2026-07-14T16:30:48 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH c2a4035399062b6d
◈ 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 — 1987 is year 15 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1987-09-01 at Boise 7 N (Foothills) (Foothills Margin, ada, 1184.1m elevation), the daily high temperature was 100°F and the daily low was 65°F, a diurnal range of 35°F. Season: Fall. Day 244 of 1987. This date recorded a heat event (tmax ≥ 100°F). 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: 3623ccbd997269ae.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1987-09-01 · High: 101°F Low: 62°F · Elev: 860.5m · conf=0.91 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1987-08-31 · High: 96°F Low: 58°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1987-09-02 · High: 92°F Low: 71°F · conf=1.00 · T2·DET
WEATHER_EXTREME_EVENT Phenomenon node: phenomenon heat event 1987 · conf=0.99 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 3623ccbd997269ae /treasure-valley/data/weather/boise-foothills/1987/09/01/ c2a4035399062b6d