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

Parma — October 31, 2019HARD FREEZE

WEATHER RECORD · PARMA · 2019-10-31 · boise-standard-weather-v1.0.0
HI 40°F · LO 10°F · RNG 30°F · 5 edges
40°F Daily High (TMAX)
10°F Daily Low (TMIN)
30°F Temp Range · Fall
5 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I ecda236a62434a8b
STATION Parma Experiment Station
GHCND ID USC00106844
DATE 2019-10-31 · Fall · Day 304 of 2019
TMAX 40°F
TMIN 10°F
TRANGE 30°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 FLAGSHARD FREEZE
◈ DUAL PROVENANCE STAMP — INTERNAL NODE + EXTERNAL SOURCE LAW I · LAW II
SOURCE ORG NOAA National Centers for Environmental Information — GHCND
RECORD ID ecda236a62434a8b
INGESTED 2026-07-14T16:30:50 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 6ba6d51606f63ed9
◈ 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 — 2019 is year 98 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 2019-10-31 at Parma Experiment Station (Snake River Corridor, canyon, 698.0m elevation), the daily high temperature was 40°F and the daily low was 10°F, a diurnal range of 30°F. Season: Fall. Day 304 of 2019. This date recorded a hard freeze event (tmin ≤ 28°F). 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: ecda236a62434a8b.

◈ GRAPH EDGES — 5 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 2019-10-31 · High: 43°F Low: 21°F · Elev: 860.5m · conf=0.83 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 2019-10-30 · High: 38°F Low: 9°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 2019-11-01 · High: 43°F Low: 15°F · conf=1.00 · T2·DET
WEATHER_TO_AGRICULTURE Agriculture vertical anchor — frost/freeze event · conf=0.95 · T2·DET
WEATHER_EXTREME_EVENT Phenomenon node: phenomenon hard cold 2019 · conf=0.99 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 ecda236a62434a8b /treasure-valley/data/weather/parma/2019/10/31/ 6ba6d51606f63ed9