WattLens

Sample home · Southern California

Wednesday, August 26

Your energy,
made clear.

Peak priceHigh confidenceForecast

Today · 4:00–9:00 PM · checked 3:16 PM

Your highest-price window begins in 44 minutes.

Cooling has used 38% more energy on hot afternoons. Pre-cooling now, then raising the thermostat 2° at 4 PM, could avoid $2.80 today.

Peak rate53¢per kWhOff-peak 28¢
Projected billEstimate
$238.40

↑ $25.37 vs. last bill

90% range: $217–$267
Used todayMeasured
18.7 kWh

↑ 2.9 kWh vs. similar Wednesdays

Personal baseline · same weekday/hour
Avoidable this monthForecast
$31 ± $7

8 flexible-use windows found

Before comfort or behavior tradeoffs
Data quality
98.6%

Strong enough for cost insights

124 weather intervals missing

Explore your pattern

What changed—and why.

Usage & personal baseline

July’s heat drove the clearest departure.

Your useBaseline
July 20261,005 kWh+29% vs weather-normalized baseline
ⓘ

How this baseline works: your previous 8 comparable weeks, matched by hour and weekday, then adjusted for temperature when available.

Recurring rhythm

Your home wakes up at 4 PM.

92% consistent

Across the past 12 months, usage rises through the most expensive hours. Weekends start about two hours earlier.

4–9 PM25%of all annual use
Typical peak1.32 kWhat 4 PM each day
94°Aug 26 peak
Weather relationship

Hot hours use 2.2× more energy.

Hourly temperature explains 48% of the variation. Above 86°F, average use rises from 0.76 to 1.70 kWh.

Rate context

Your current cost rules

User-reviewed
12 AM28¢
4 PM53¢
9 PM28¢
  • Summer peak4–9 PM weekdaysEffective Jun 1–Sep 30, 2026
  • Tier threshold287 kWh / cycleUsage above threshold billed at Tier 2
  • Base service18.034¢ / dayIncluded in every projection

Prioritized for you

Three signals worth your attention.

Normal behavior stays quiet. Each alert must clear your $8 materiality threshold and deduplication rules.

Unusual usage

Yesterday · 6:20–8:10 PM

Evening use ran 42% above your personal baseline.

The increase began before outdoor temperature peaked, so cooling explains only part of it. A sustained 1.1 kW load is the clearest change.

+$3.46estimated extra cost
MeasuredHigh confidence
Lower-cost window

Tonight · after 9:00 PM

Delay one flexible load and save about $1.35.

Your rate drops 47% at 9 PM. Based on your recurring Wednesday pattern, laundry or EV charging is likely before then.

27¢lower per kWh
ForecastMedium confidence
Data quality

Today · 2:00–3:00 AM

One reading is missing. Your projection remains usable.

WattLens left the gap visible and estimated only the billing projection. Event detection excluded the missing interval.

99.2%usage coverage
EstimatedMedium confidence

Your August review

Small shifts, measurable value.

Estimated avoided cost$14.60Range $9–$21 · not a bill credit
7alerts sent
2actions taken
86%useful or timely
0during quiet hours
EventOutcomeValueConfidence
Shifted dishwasher after 9 PMAug 18 · confirmed by youAction taken$1.42High
Cooling peak avoidedAug 14 · inferred from usageLikely acted$4.85Medium
Unusual overnight loadAug 8 · marked incorrectDown-weighted—Low

Built to grow with your home

Usage today. Solar, EV, battery, and smart devices when you choose.

Usage ConnectedWeather ConnectedSolar OptionalEV OptionalBattery OptionalSmart home Optional
✓