OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Weather Adjustment on Run-Once Program testing
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Ray.
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August 15, 2025 at 2:41 pm #83389
Sean CunninghamSpectatorI’m one hour into my new OpenSprinkler and getting to know how to configure it. One of the capabilities I’m looking forward to is automatically adjusting based on realtime weather. In PNW, we haven’t had much rain recently but today we do.. so I setup my schedules with “Use Weather Adjustment”, I have Zimmerman enable with default values. I did a run once with one use weather adjustment with each station for 10s. I was hoping to see it run less than 10s given our rain or something in the logs regarding weather.
I suspect I’m not understanding how to configure the weather adjustment/settings. Let me know what I may have missed.
I read about some of the more advanced contributions in the works about multi day calculations and that could be useful in future but for now, as I understand the current capabilities they should be fine for my needs.
Thanks in advance, looking forward to getting this in my yard and replacing my Node400…
August 18, 2025 at 3:16 am #83406
RayKeymasterThe current weather adjustment methods, as explained on this page:
https://openthings.freshdesk.com/support/solutions/articles/5000823370-use-weather-adjustments
are all based on historic weather data (i.e. yesterday’s). The upcoming multi-day adjustment method, is also based on historic data (tracing back to beyond 1 day). So if there is ongoing rain today or forecast rain, those are not factored in by the adjustment methods. But, we do have an upcoming feature, called ‘weather restrictions’ that use forecast data to prevent watering if there is significant forecast rain in the next few days, or if the temperature drops below certain threshold.Also, the current watering percentage is displayed on the homepage. If it shows as 100%, then even if you choose ‘use weather adjustment’, the water time will not reduce since the watering percentage is 100%. If it shows less than 100%, then program water times will reduce proportionally as long as ‘use weather adjustment’ is selected.
Finally, if the watering percentage is stuck at 100%, that generally means the controller is not receiving the weather adjustment response correctly. This could be due to the controller not able to reach the Internet, firewall issues etc. You can generally check the System Diagnostics to see any weather-related error messages.
August 18, 2025 at 9:40 am #83408
Sean CunninghamSpectatorThanks for the followup. I had found the article which is very informative. Is there any logging info available what would show what the firmware is doing when a program kicks off? I’m assuming the initial actions are determining weather adjustments. Just hope there is something I can do to turn on more detailed verbose logging. I would normally use the controller in that manner but while I’m learning.
August 18, 2025 at 10:24 am #83412
RayKeymasterYou can enable notifications like I explained here:
https://opensprinkler.com/forums/topic/new-install-daily-program-did-not-run-logs-contain-no-entry/#post-83411August 20, 2025 at 8:34 pm #83441
anderepParticipantIs there a way to set a rain delay using my Wunderground weather station rain total? For example, it rained this morning 1.01 inches at 7:00 am and since the weather adjustments only use the data from the previous day my system would have ran 107%. it would be nice if it would check the rain total for the current day before running and not run. seems like there should be a software rain sensor using weather station, and also a freeze software sensor…
i use my PWS key yo access my weather station data in OpenSprinkler.August 21, 2025 at 11:56 am #83449
anderepParticipant” So if there is ongoing rain today or forecast rain, those are not factored in by the adjustment methods. But, we do have an upcoming feature, called ‘weather restrictions’ that use forecast data to prevent watering if there is significant forecast rain in the next few days, or if the temperature drops below certain threshold.”
under weather based restrictions all i see is California restrictions, is this what you are referring to (Upcoming feature)? i’m on latest firmware.
August 21, 2025 at 3:46 pm #83452
RayKeymasterNo, california restriction has been around for a decade, it’s not a new feature. The new feature hasn’t been released yet. It will be in firmware 2.2.1(3).
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OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Weather Adjustment on Run-Once Program testing