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

Parma — April 24, 1966FROST EVENT

WEATHER RECORD · PARMA · 1966-04-24 · boise-standard-weather-v1.0.0
HI 70°F · LO 29°F · RNG 41°F · 4 edges
70°F Daily High (TMAX)
29°F Daily Low (TMIN)
41°F Temp Range · Spring
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I a52bcc7e70266082
STATION Parma Experiment Station
GHCND ID USC00106844
DATE 1966-04-24 · Spring · Day 114 of 1966
TMAX 70°F
TMIN 29°F
TRANGE 41°F
ZONE snake_river_corridor
COUNTY canyon
ELEVATION 698.0m · Snake River Corridor
COORDINATES 43.8023°N, -116.9442°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 a52bcc7e70266082
INGESTED 2026-07-14T16:30:50 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 9ce84de95be01204
◈ STATION CONTEXT — PARMA MICROCLIMATE · SNAKE RIVER CORRIDOR
STATION DESC USDA agricultural research station on the Snake River corridor with records back to 1922 — the deepest historical record in the dataset. At 698 meters, 162 meters below KBOI, this station captures cold air drainage and frost events critical to the Treasure Valley agricultural calendar.
RECORD SINCE 1922 — 1966 is year 45 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1966-04-24 at Parma Experiment Station (Snake River Corridor, canyon, 698.0m elevation), the daily high temperature was 70°F and the daily low was 29°F, a diurnal range of 41°F. Season: Spring. Day 114 of 1966. 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: a52bcc7e70266082.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1966-04-24 · High: 72°F Low: 38°F · Elev: 860.5m · conf=0.83 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 1966-04-23 · High: 64°F Low: 30°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 1966-04-25 · High: 76°F Low: 41°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 a52bcc7e70266082 /treasure-valley/data/weather/parma/1966/04/24/ 9ce84de95be01204