Stonewall · Powerwall Export Automation

Today's Rate Status

July weekday · generated Mon Jul 20, 2026 3:29 PM

System state
UNKNOWN
Today's peak export
$0.45/kWh
Battery charge
45%
Backup reserve
20%
Solar forecast for 2026-07-21
34.8 kWh predicted vs 46.2 kWh recent 7-day avg (75% of normal)
NORMAL

Today's predicted solar & charge trajectory

From now (45% charge) through end of day — a forecast, not telemetry: compounds the solar forecast, an average load profile, and (from 16:45 on) the real forcing decision the automation would make. Re-check later for a tighter estimate.

Solar (kWh/hr)
Charge (%)
151617181920212223

Hourly export (sell) rate — July, weekday

Forcing 19:00 today — peak $0.4500/kWh at 19:00, targeting 6.35 kWh (1 hour(s)) — reduced, battery hasn't fully recovered

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Highest $/kWh
Lowest $/kWh
Forced window
Peak hour
Show today's export rates by total time active
$/kWhTime active
$0.451h00m
$0.361h00m
$0.321h00m
$0.281h00m
$0.141h00m
$0.091h00m
$0.082h00m
$0.078h00m
$0.061h00m
$0.057h00m

Buy (import) rate — active season

Real TOU buckets for today's day-of-week, current season only.

PeriodHoursDuration$/kWh
OFF_PEAK00:00–15:0015h$0.39
PARTIAL_PEAK15:00–16:001h$0.45
ON_PEAK16:00–21:005h$0.61
PARTIAL_PEAK21:00–00:003h$0.45

Historical daily rates & windows

Showing most recent 1 of 1 recorded days.

DateDayPeak exportWindowBuy ON_PEAKStatus
2026-07-20weekday$0.4519:00$0.61forced (reduced)

Live site status

Grid statusActive
Solar production1.0 kW
Battery power0.6 kW charging
Grid power0.0 kW