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MeltLogic V2.2
Weather-responsive roof cable control
Spooner, WI  ·  ZIP 54801
Polls every 1h  ·  4 devices simulated

Devices

SOUTH (S, 100 ft)
ZIP 54801
OFF OFF
Est. snow depth: 0 in
SDI: 0  ·  Orient. mult: 1.65× (Mar)  ·  Season: 1.448×
Decay multiplier: 0.45×  ↑ slower (roof holds snow)
Last report: 6" obs / 4.1" est
Update snow depth:
Last ON: Mar 20, 11:00 AM CT
EAST (E, 100 ft)
ZIP 54801
OFF OFF
Est. snow depth: 0.1 in
SDI: 0.09  ·  Orient. mult: 1.12× (Mar)  ·  Season: 1.448×
Decay multiplier: 0.47×  ↑ slower (roof holds snow)
Last report: 7" obs / 4.9" est
Update snow depth:
Last ON: Mar 21, 9:00 AM CT
NORTH (N, 100 ft)
ZIP 54801
OFF OFF
Est. snow depth: 0.4 in
SDI: 0.42  ·  Orient. mult: 0.8× (Mar)  ·  Season: 1.448×
Decay multiplier: 0.51×  ↑ slower (roof holds snow)
Last report: 7" obs / 5.2" est
Update snow depth:
Last ON: Mar 21, 9:00 AM CT
WEST (W, 100 ft)
ZIP 54801
OFF OFF
Est. snow depth: 0 in
SDI: 0  ·  Orient. mult: 1.3× (Mar)  ·  Season: 1.448×
Decay multiplier: 0.47×  ↑ slower (roof holds snow)
Last report: 7" obs / 5" est
Update snow depth:
Last ON: Mar 21, 9:00 AM CT

SDI & Conditions (Last 24h)

MeltLogic — SDI Accumulation (Last 24h)
Spooner, WI (54801)  ·  CT times  ·  Generated 2026-03-21 15:27 UTC
Conditions & Multipliers (Last 24h)
Temperature · Liquid equivalent precip · Season / Orientation / Rain / Decay multipliers

Savings + Carbon

Baseline kWh
1061.63
MeltLogic kWh
382.5
Energy saved
679.13 kWh
Cost avoided (@ $0.15/kWh)
$101.87
CO₂ avoided (@ 0.7 lbs/kWh)
475.39 lbs

Tools & Simulators

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SDI Simulator
Model snow depth index scenarios
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Recent Events (last 10 ticks)

Time (CT)TempCloud SouthEastNorthWest Changed
Mar 21, 10:00 AM 50.6°F 7% OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0.09 · 0.1"
 OFF OFF
SDI 0.42 · 0.4"
 OFF OFF
SDI 0 · 0"
 —
Mar 21, 9:00 AM 46.4°F 9% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.47 · 0.4"
 ON THAW_GUARD
SDI 0.73 · 0.7"
 ON THAW_GUARD
SDI 0.31 · 0.3"
 —
Mar 21, 8:00 AM 41°F 6% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.55 · 0.5"
 ON THAW_GUARD
SDI 0.79 · 0.7"
 ON THAW_GUARD
SDI 0.4 · 0.4"
 —
Mar 21, 7:00 AM 36.7°F 69% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.64 · 0.6"
 ON THAW_GUARD
SDI 0.86 · 0.8"
 ON THAW_GUARD
SDI 0.49 · 0.5"
 —
Mar 21, 6:00 AM 35.8°F 31% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.69 · 0.6"
 ON THAW_GUARD
SDI 0.92 · 0.8"
 ON THAW_GUARD
SDI 0.55 · 0.5"
 —
Mar 21, 5:00 AM 34.9°F 26% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.74 · 0.7"
 ON THAW_GUARD
SDI 0.98 · 0.9"
 ON THAW_GUARD
SDI 0.6 · 0.6"
 —
Mar 21, 4:00 AM 35.6°F 6% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.8 · 0.7"
 ON THAW_GUARD
SDI 1.04 · 0.9"
 ON THAW_GUARD
SDI 0.66 · 0.6"
 —
Mar 21, 3:00 AM 35.9°F 31% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.85 · 0.8"
 ON THAW_GUARD
SDI 1.1 · 1"
 ON THAW_GUARD
SDI 0.71 · 0.6"
 —
Mar 21, 2:00 AM 36.5°F 1% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.91 · 0.8"
 ON THAW_GUARD
SDI 1.15 · 1.1"
 ON THAW_GUARD
SDI 0.76 · 0.7"
 —
Mar 21, 1:00 AM 37.1°F 0% OFF OFF
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.96 · 0.9"
 ON THAW_GUARD
SDI 1.21 · 1.1"
 ON THAW_GUARD
SDI 0.82 · 0.7"
 —

Timestamps in America/Chicago (CT). Run php cron.php to force an update.