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

Deer Flat — November 19, 1957

WEATHER RECORD · DEER FLAT · 1957-11-19 · boise-standard-weather-v1.0.0
HI 42°F · LO 30°F · RNG 12°F · 3 edges
42°F Daily High (TMAX)
30°F Daily Low (TMIN)
12°F Temp Range · Fall
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I b58a294c85e1d639
STATION Deer Flat Dam
GHCND ID USC00102444
DATE 1957-11-19 · Fall · Day 323 of 1957
TMAX 42°F
TMIN 30°F
TRANGE 12°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
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID b58a294c85e1d639
INGESTED 2026-07-14T16:30:54 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 16bd321a301b34b8
◈ 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 — 1957 is year 42 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1957-11-19 at Deer Flat Dam (Canyon Floor, canyon, 765.0m elevation), the daily high temperature was 42°F and the daily low was 30°F, a diurnal range of 12°F. Season: Fall. Day 323 of 1957. 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: b58a294c85e1d639.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1957-11-19 · High: 43°F Low: 30°F · Elev: 860.5m · conf=0.80 · T2·DET
WEATHER_TEMPORAL_SERIES Deer Flat · 1957-11-18 · High: 38°F Low: 32°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Deer Flat · 1957-11-20 · High: 41°F Low: 22°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 b58a294c85e1d639 /treasure-valley/data/weather/deer-flat-dam/1957/11/19/ 16bd321a301b34b8