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Weather Intelligence · Snake River Corridor · boise-standard-weather-v1.0.0

Homedale — October 24, 1991FROST EVENT

WEATHER RECORD · HOMEDALE · 1991-10-24 · boise-standard-weather-v1.0.0
HI 55°F · LO 29°F · RNG 26°F · 4 edges
55°F Daily High (TMAX)
29°F Daily Low (TMIN)
26°F Temp Range · Fall
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 3811d89d9f1559a2
STATION Homedale 1 SE
GHCND ID USC00104318
DATE 1991-10-24 · Fall · Day 297 of 1991
TMAX 55°F
TMIN 29°F
TRANGE 26°F
ZONE snake_river_corridor
COUNTY canyon
ELEVATION 679.7m · Snake River Corridor
COORDINATES 43.6058°N, -116.9211°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 3811d89d9f1559a2
INGESTED 2026-07-14T16:30:57 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 482de7242230e633
◈ STATION CONTEXT — HOMEDALE MICROCLIMATE · SNAKE RIVER CORRIDOR
STATION DESC Western edge of the Treasure Valley on the Snake River. Lowest elevation station in the dataset at 679 meters. Snake River corridor influences — cold air pooling, frost risk, agricultural microclimate at the valley margin.
RECORD SINCE 1990 — 1991 is year 2 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1991-10-24 at Homedale 1 SE (Snake River Corridor, canyon, 679.7m elevation), the daily high temperature was 55°F and the daily low was 29°F, a diurnal range of 26°F. Season: Fall. Day 297 of 1991. 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: 3811d89d9f1559a2.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1991-10-24 · High: 52°F Low: 34°F · Elev: 860.5m · conf=0.84 · T2·DET
WEATHER_TEMPORAL_SERIES Homedale · 1991-10-23 · High: 57°F Low: 40°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Homedale · 1991-10-25 · High: 56°F Low: 30°F · conf=1.00 · T2·DET
WEATHER_TO_AGRICULTURE Agriculture vertical anchor — frost/freeze event · conf=0.80 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 3811d89d9f1559a2 /treasure-valley/data/weather/homedale/1991/10/24/ 482de7242230e633