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

Boise Foothills — October 30, 2002HARD FREEZE

WEATHER RECORD · BOISE FOOTHILLS · 2002-10-30 · boise-standard-weather-v1.0.0
HI 35°F · LO 22°F · RNG 13°F · 3 edges
35°F Daily High (TMAX)
22°F Daily Low (TMIN)
13°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 4e84c16c6d407d50
STATION Boise 7 N (Foothills)
GHCND ID USC00101017
DATE 2002-10-30 · Fall · Day 303 of 2002
TMAX 35°F
TMIN 22°F
TRANGE 13°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 FLAGSHARD FREEZE
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID 4e84c16c6d407d50
INGESTED 2026-07-14T16:30:48 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 32cd336c47791d02
◈ 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 — 2002 is year 30 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 2002-10-30 at Boise 7 N (Foothills) (Foothills Margin, ada, 1184.1m elevation), the daily high temperature was 35°F and the daily low was 22°F, a diurnal range of 13°F. Season: Fall. Day 303 of 2002. This date recorded a hard freeze event (tmin ≤ 28°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: 4e84c16c6d407d50.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 2002-10-30 · High: 33°F Low: 21°F · Elev: 860.5m · conf=0.91 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 2002-10-29 · High: 43°F Low: 27°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Boise Foothills · 2002-10-31 · High: 31°F Low: 12°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 4e84c16c6d407d50 /treasure-valley/data/weather/boise-foothills/2002/10/30/ 32cd336c47791d02