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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
ON FREEZE_TAIL
Est. snow depth: 0 in
SDI: 0  ·  Orient. mult: 1.8× (Apr)  ·  Season: 1.522×
Decay multiplier: 0.6×  ↑ slower (roof holds snow)
Last report: 0.4" obs / 0" est
Update snow depth:
Last ON: Apr 4, 11:00 PM CT
EAST (E, 100 ft)
ZIP 54801
ON FREEZE_TAIL
Est. snow depth: 0 in
SDI: 0  ·  Orient. mult: 1.15× (Apr)  ·  Season: 1.522×
Decay multiplier: 0.47×  ↑ slower (roof holds snow)
Last report: 7" obs / 4.9" est
Update snow depth:
Last ON: Apr 4, 11:00 PM CT
NORTH (N, 100 ft)
ZIP 54801
ON FREEZE_TAIL
Est. snow depth: 0 in
SDI: 0  ·  Orient. mult: 0.85× (Apr)  ·  Season: 1.522×
Decay multiplier: 0.51×  ↑ slower (roof holds snow)
Last report: 7" obs / 5.2" est
Update snow depth:
Last ON: Apr 4, 11:00 PM CT
WEST (W, 100 ft)
ZIP 54801
ON FREEZE_TAIL
Est. snow depth: 0 in
SDI: 0  ·  Orient. mult: 1.35× (Apr)  ·  Season: 1.522×
Decay multiplier: 0.47×  ↑ slower (roof holds snow)
Last report: 7" obs / 5" est
Update snow depth:
Last ON: Apr 4, 11:00 PM CT

SDI & Conditions (Last 24h)

MeltLogic — SDI Accumulation (Last 24h)
Spooner, WI (54801)  ·  CT times  ·  Generated 2026-04-05 04:14 UTC
Conditions & Multipliers (Last 24h)
Temperature · Liquid equivalent precip · Season / Orientation / Rain / Decay multipliers

Savings + Carbon

Baseline kWh
1868.63
MeltLogic kWh
563.25
Energy saved
1305.38 kWh
Cost avoided (@ $0.15/kWh)
$195.81
CO₂ avoided (@ 0.7 lbs/kWh)
913.76 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
Apr 4, 11:00 PM 28.3°F 100% ON FREEZE_TAIL
SDI 0 · 0"
 ON FREEZE_TAIL
SDI 0 · 0"
 ON FREEZE_TAIL
SDI 0 · 0"
 ON FREEZE_TAIL
SDI 0 · 0"
 —
Apr 4, 10:00 PM 29.9°F 100% ON FREEZE_TAIL
SDI 0 · 0"
 ON FREEZE_TAIL
SDI 0 · 0"
 ON FREEZE_TAIL
SDI 0 · 0"
 ON FREEZE_TAIL
SDI 0 · 0"
 —
Apr 4, 9:00 PM 30.9°F 100% ON THAW_GUARD
SDI 0 · 0"
 ON THAW_GUARD
SDI 0.01 · 0"
 ON THAW_GUARD
SDI 0.01 · 0"
 ON THAW_GUARD
SDI 0.01 · 0"
 —
Apr 4, 8:00 PM 31.6°F 100% OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 —
Apr 4, 7:00 PM 32.4°F 100% ON THAW_GUARD
SDI 0.01 · 0"
 ON THAW_GUARD
SDI 0.03 · 0"
 ON THAW_GUARD
SDI 0.02 · 0"
 ON THAW_GUARD
SDI 0.03 · 0"
 —
Apr 4, 6:00 PM 34.2°F 100% OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 —
Apr 4, 5:00 PM 33.8°F 100% ON THAW_GUARD
SDI 0.06 · 0.1"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 —
Apr 4, 4:00 PM 35.2°F 100% ON THAW_GUARD
SDI 0.12 · 0.1"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 —
Apr 4, 3:00 PM 34.2°F 100% ON THAW_GUARD
SDI 0.19 · 0.2"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 —
Apr 4, 2:00 PM 36.2°F 100% ON THAW_GUARD
SDI 0.26 · 0.3"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 OFF OFF
SDI 0 · 0"
 —

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