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

Parma — October 23, 1998HARD FREEZE

WEATHER RECORD · PARMA · 1998-10-23 · boise-standard-weather-v1.0.0
HI 68°F · LO 28°F · RNG 40°F · 4 edges
68°F Daily High (TMAX)
28°F Daily Low (TMIN)
40°F Temp Range · Fall
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I 795b18cf1f1aa0fa
STATION Parma Experiment Station
GHCND ID USC00106844
DATE 1998-10-23 · Fall · Day 296 of 1998
TMAX 68°F
TMIN 28°F
TRANGE 40°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 795b18cf1f1aa0fa
INGESTED 2026-07-14T16:30:50 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH b1b56b4d81eb7568
◈ 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 — 1998 is year 77 of record
◈ ATOMIC ANSWER — WHAT AI READS ABOUT THIS RECORD

On 1998-10-23 at Parma Experiment Station (Snake River Corridor, canyon, 698.0m elevation), the daily high temperature was 68°F and the daily low was 28°F, a diurnal range of 40°F. Season: Fall. Day 296 of 1998. 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: 795b18cf1f1aa0fa.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1998-10-23 · High: 68°F Low: 47°F · Elev: 860.5m · conf=0.83 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 1998-10-22 · High: 69°F Low: 27°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 1998-10-24 · High: 69°F Low: 31°F · conf=1.00 · T2·DET
WEATHER_TO_AGRICULTURE Agriculture vertical anchor — frost/freeze event · conf=0.95 · T2·DET
Provenance
NOAA National Centers for Environmental Information — GHCND boise-standard-weather-v1.0.0 795b18cf1f1aa0fa /treasure-valley/data/weather/parma/1998/10/23/ b1b56b4d81eb7568