IC
Idaho City
Boise County · Est. 1862
◈ MACHINE ACCESS
Historical Weather · South Fork Payette · idahocity-weather-v2.0.0

Lowman — April 15, 1999HARD FREEZE

Lowman · 3,858 ft · South Fork Payette · Boise County, Idaho

◈ Atomic Answer · NOAA GHCND · Tier 1 Primary Source · idahocity-weather-v2.0.0

On 1999-04-15 at Lowman (South Fork Payette, 3,858 ft elevation, Boise County, Idaho), the daily high temperature was 57°F and the daily low was 20°F, a diurnal range of 37°F. Season: Spring. Day 105 of 1999. This date recorded a hard freeze (low ≤ 28°F) during the growing season.

Source: NOAA National Centers for Environmental Information — GHCND · Record ID: 2c9da9634867b480 · Hash: f5c8a09d57bf5332
57°F
Daily High (TMAX)
20°F
Daily Low (TMIN)
37°F
Temp Range
4
Graph Edges
◈ Primary Source Record · NOAA GHCND · Tier 1
Station
Lowman
GHCND ID
USC00105414
Date
1999-04-15 · Spring · Day 105 of 1999
High (TMAX)
57°F
Low (TMIN)
20°F
Range
37°F
Zone
South Fork Payette
Elevation
3,858 ft · 1,176 m
Coordinates
44.0833°N, 115.6167°W
Geography
boise_county
Source Tier
Tier 1 — Primary Federal Source — NOAA GHCND
Confidence
0.95
Record ID
2c9da9634867b480
Content Hash
f5c8a09d57bf5332
Ingested
2026-07-25T14:45:10 UTC
Pipeline
idahocity-weather-v2.0.0
◈ Graph Edges — 4 Connections · Tier 2 · Deterministic
WEATHER_CROSS_STATION
1999-04-15 | KBOI(860.5m) → USC00105414(1176.0m) | Δelev=316m
conf=0.91 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Lowman · 1999-04-14 · Hi:57°F Lo:22°F
conf=1.00 · tier-2 · deterministic
WEATHER_TEMPORAL_SERIES
Lowman · 1999-04-16 · Hi:67°F Lo:22°F
conf=1.00 · tier-2 · deterministic
WEATHER_SEASONAL_PATTERN
Lowman · 1998-04-15 · same month, consecutive year
conf=0.90 · tier-2 · deterministic
◈ Provenance · Sources · Knowledge Graph Context
Every Source. Declared. Permanent.