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

Parma — April 25, 1998FROST EVENT

WEATHER RECORD · PARMA · 1998-04-25 · boise-standard-weather-v1.0.0
HI 59°F · LO 33°F · RNG 26°F · 4 edges
59°F Daily High (TMAX)
33°F Daily Low (TMIN)
26°F Temp Range · Spring
4 Graph Edges
◈ PRIMARY SOURCE RECORD · TIER 1 · NOAA GHCND · LAW I a4796927727a110b
STATION Parma Experiment Station
GHCND ID USC00106844
DATE 1998-04-25 · Spring · Day 115 of 1998
TMAX 59°F
TMIN 33°F
TRANGE 26°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 a4796927727a110b
INGESTED 2026-07-14T16:30:50 UTC
PIPELINE boise-standard-weather-v1.0.0
CONTENT HASH 48d13447a014dfa0
◈ 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 1998-04-25 at Parma Experiment Station (Snake River Corridor, canyon, 698.0m elevation), the daily high temperature was 59°F and the daily low was 33°F, a diurnal range of 26°F. Season: Spring. Day 115 of 1998. 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: a4796927727a110b.

◈ GRAPH EDGES — 4 CONNECTIONSDETERMINISTIC · TIER 2
WEATHER_CROSS_STATION KBOI · 1998-04-25 · High: 56°F Low: 34°F · Elev: 860.5m · conf=0.83 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 1998-04-24 · High: 74°F Low: 46°F · conf=1.00 · T2·DET
WEATHER_TEMPORAL_SERIES Parma · 1998-04-26 · High: 57°F Low: 31°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 a4796927727a110b /treasure-valley/data/weather/parma/1998/04/25/ 48d13447a014dfa0