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Weather Intelligence · Canyon Floor · boise-standard-weather-v1.0.0

Deer Flat — October 23, 2000FROST EVENT

WEATHER RECORD · DEER FLAT · 2000-10-23 · boise-standard-weather-v1.0.0
HI 55°F · LO 33°F · RNG 22°F · 4 edges
55°F Daily High (TMAX)
33°F Daily Low (TMIN)
22°F Temp Range · Fall
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 00301efcc4104221
STATION Deer Flat Dam
GHCND ID USC00102444
DATE 2000-10-23 · Fall · Day 297 of 2000
TMAX 55°F
TMIN 33°F
TRANGE 22°F
ZONE canyon_floor
COUNTY canyon
ELEVATION 765.0m · Canyon Floor
COORDINATES 43.5765°N, -116.7475°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 00301efcc4104221
INGESTED 2026-07-14T16:30:54 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 6c71ca127b3c0213
◈ STATION CONTEXT — DEER FLAT MICROCLIMATE · CANYON FLOOR
STATION DESC Lake Lowell / Deer Flat Dam station with records back to 1916 — the oldest station in the dataset. Canyon County floor, water infrastructure context. Records span the full history of modern irrigation agriculture in the Snake River Plain.
RECORD SINCE 1916 — 2000 is year 85 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 2000-10-23 at Deer Flat Dam (Canyon Floor, canyon, 765.0m elevation), the daily high temperature was 55°F and the daily low was 33°F, a diurnal range of 22°F. Season: Fall. Day 297 of 2000. 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: 00301efcc4104221.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 2000-10-23 · High: 56°F Low: 32°F · Elev: 860.5m · conf=0.80 · T2·DET
WEATHER_TEMPORAL_SERIES Deer Flat · 2000-10-22 · High: 63°F Low: 34°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Deer Flat · 2000-10-24 · High: 56°F Low: 33°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 00301efcc4104221 /treasure-valley/data/weather/deer-flat-dam/2000/10/23/ 6c71ca127b3c0213