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

Deer Flat — April 21, 1949

WEATHER RECORD · DEER FLAT · 1949-04-21 · boise-standard-weather-v1.0.0
HI 67°F · LO 48°F · RNG 19°F · 3 edges
67°F Daily High (TMAX)
48°F Daily Low (TMIN)
19°F Temp Range · Spring
3 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I ced9c777ddefec38
STATION Deer Flat Dam
GHCND ID USC00102444
DATE 1949-04-21 · Spring · Day 111 of 1949
TMAX 67°F
TMIN 48°F
TRANGE 19°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 ced9c777ddefec38
INGESTED 2026-07-14T16:30:54 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH ad44c4d45397c1cb
◈ 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 — 1949 is year 34 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1949-04-21 at Deer Flat Dam (Canyon Floor, canyon, 765.0m elevation), the daily high temperature was 67°F and the daily low was 48°F, a diurnal range of 19°F. Season: Spring. Day 111 of 1949. 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: ced9c777ddefec38.

◈ GRAPH EDGES — 3 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1949-04-21 · High: 66°F Low: 47°F · Elev: 860.5m · conf=0.80 · T2·DET
WEATHER_TEMPORAL_SERIES Deer Flat · 1949-04-20 · High: 69°F Low: 39°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Deer Flat · 1949-04-22 · High: 70°F Low: 42°F · conf=1.00 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 ced9c777ddefec38 /treasure-valley/data/weather/deer-flat-dam/1949/04/21/ ad44c4d45397c1cb