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

Boise Foothills — December 24, 1990

WEATHER RECORD · BOISE FOOTHILLS · 1990-12-24 · boise-standard-weather-v1.0.0
HI 1°F · LO -14°F · RNG 15°F · 4 edges
1°F Daily High (TMAX)
-14°F Daily Low (TMIN)
15°F Temp Range · Winter
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 03aee4ec142100a0
STATION Boise 7 N (Foothills)
GHCND ID USC00101017
DATE 1990-12-24 · Winter · Day 358 of 1990
TMAX 1°F
TMIN -14°F
TRANGE 15°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 03aee4ec142100a0
INGESTED 2026-07-14T16:30:48 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 6e39d2391f30e02f
◈ 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 — 1990 is year 18 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1990-12-24 at Boise 7 N (Foothills) (Foothills Margin, ada, 1184.1m elevation), the daily high temperature was 1°F and the daily low was -14°F, a diurnal range of 15°F. Season: Winter. Day 358 of 1990. 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: 03aee4ec142100a0.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1990-12-24 · High: 0°F Low: -20°F · Elev: 860.5m · conf=0.91 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1990-12-23 · High: 0°F Low: -23°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 1990-12-25 · High: 8°F Low: -14°F · conf=1.00 · T2·DET
WEATHER_EXTREME_EVENT Phenomenon node: phenomenon hard cold 1990 · conf=0.99 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 03aee4ec142100a0 /treasure-valley/data/weather/boise-foothills/1990/12/24/ 6e39d2391f30e02f