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Thursday, August 6

Solar made 70.1 kWh, 6.2% less than Wednesday, and 91% of what the house used came from solar and the battery.

Closed day
chevron_leftThu, Aug 6chevron_right
Today
  1. Mon3
  2. Tue4
  3. Wed5
  4. Thu6
  5. Fri7
  6. Sat8
  7. Sun9
Produced70.1kWhForecast 90.2 kWh, likely 62–120 kWh
Used87.1kWharrow_downward36% vs Wednesday
Net from grid7.5kWh7.7 kWh in, 0.2 kWh out
Peak20.7kWat 1:15 PM

Power · kW

  • Solar
  • House
  • Expected
010203012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM12 AM

Appliances · running

  • A/C
  • Pool
12 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM12 AMPool pumpA/C · masterA/C · hallway

House use by source · kW

  • Solar
  • Battery
  • Grid
  • To grid
−20−100102012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM12 AMHouse useSurplus solar

Energy balance · kWh

House used86.9 kWh
  • Solar 41.7 kWh(48%)
  • Battery 38.2 kWh(44%)
  • Grid 7.1 kWh(8%)
Solar made70.1 kWh
  • House 41.7 kWh(59%)
  • Battery 28.4 kWh(41%)
  • Grid 0.0 kWh(0%)

Weather

High 91°F, average 78°F · sunlight 3.1 kWh/m² · rain 0.13 in · gusts to 15 mph · humidity 86% · 430 lightning strikes nearby.

chevron_rightWhere these numbers come from

Day totals come from the battery system's lifetime counters, read once the day closes. Until then, or when that row is missing, they're added up from the 15-minute readings instead. Self-powered is the share of house use that didn't come from the grid: 1 − grid_import_kwh ÷ home_kwh. The forecast on Produced is the one fetched before the day began, scored by the forecast model fitted without this day (Now explains the model). The dashed Expected line spreads it over the day the way the array's day usually builds up: at each quarter hour, the median share of a day's total made by then over the 14 closed days before this one.

House use by source splits each 15-minute reading: solar goes to the house first, then charges the battery, then goes to the grid; the house's remaining use comes from the battery, then the grid. The energy balance adds those splits up, so charging and discharging aren't netted against each other. It uses the 15-minute readings, so it can differ by a few kWh from the meter counters in the tiles.

Appliance activity comes from the thermostats, pool controller through Home Assistant, polled about every 10 minutes; a bar means the appliance was running at a poll.

Weather is from the Tempest station next to the house, 143 readings this day. Sunlight is the average irradiance × 24 h (AVG(solar_radiation_w_m2) × 24 ÷ 1000).