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RC4 and Weather

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I use RC4 and recently acquired Active Sky Evolution.The weather updates occur correctly. However I notice that RC4 ATIS readouts are not the same as what Active Sky is indicating. Even QNH values are different. And of course runway assignments given by RC4 are most times with the wind exactly behind you!Where does RC4 pick up it's weather from? Does it read from FS?At one point i thought that it may need to directly read it from ActiveSky which in my case is running in networked configuration on a distributed PC. But then all these years i didn't have Active Sky weather and RC4 would still pick weather from somewhere - had to be from FS.Will appreciate your help with this.Thanks in advancefirstinflightVisit My Website

In ASE if you have DWC on and are flying FSX, then Global Weather is forced on. This means that all points in your FS weather universe are reporting the same weather where your plan location is. Turning off DWC allows you to turn off global weather and the surface reports will coincide with surface stations according to your downloaded METARS. Surface stations between your departure and destination may get modified by ASE weather dynamics.In ASE for FSX you need DWC to do wind smoothing, etc. Turning it off you should take the setup option to use FSUIPC4 instead of Sim Connect and within FSUIPC4 select its weather smoothing options. It should be in the manual.If you are flying in FS9 then you are using FSUIPC3 and these options are available. Global weather should be off and DWC should be off or disabled. If you can turn on DWC for FS9 then Global weather should be capable of being turned off.In part pages 7 through 10 in the ASE manual.I don't have ASE but use a much earlier version (AS65) with FS9 but I got this info from their manual and support forum.The newest ASE forums are here:http://www2.hifisim.com/forum/12 but the avsim one here appears to be current also:http://forums1.avsim.net/index.php?showforum=171

ronzie, how come you don't have ASE? I have it and it is vevy good. Used to use AS5.JimCYWG

  • Commercial Member
I use RC4 and recently acquired Active Sky Evolution.The weather updates occur correctly. However I notice that RC4 ATIS readouts are not the same as what Active Sky is indicating. Even QNH values are different. And of course runway assignments given by RC4 are most times with the wind exactly behind you!Where does RC4 pick up it's weather from? Does it read from FS?At one point i thought that it may need to directly read it from ActiveSky which in my case is running in networked configuration on a distributed PC. But then all these years i didn't have Active Sky weather and RC4 would still pick weather from somewhere - had to be from FS.Will appreciate your help with this.Thanks in advancefirstinflightVisit My Website
RC gets the weather from FS, via fsuipc. i didn't want to code weather program specific routines, that could change over time. it was easier to get the weather from FS.there are known issues, that fs doesn't match the weather program's weather for a period of time, while the weather is loaded. that is why you should let fs and weather programs run for a while, so that weather can be populated properly. then start up rc.jd

Because of significant add-on investments in time and $$$ plus my hardware platform I elected to stay with FS9 as many do. It meets my needs admirably.I recommend though carrying any extension of this off-topic discussion for this forum elsewhere.Be sure though you ha ve the ASE first service pack installed.

ronzie, how come you don't have ASE? I have it and it is vevy good. Used to use AS5.JimCYWG

I apologize Ron.JimCYWG

In ASE if you have DWC on and are flying FSX, then Global Weather is forced on. This means that all points in your FS weather universe are reporting the same weather where your plan location is. Turning off DWC allows you to turn off global weather and the surface reports will coincide with surface stations according to your downloaded METARS. Surface stations between your departure and destination may get modified by ASE weather dynamics.In ASE for FSX you need DWC to do wind smoothing, etc. Turning it off you should take the setup option to use FSUIPC4 instead of Sim Connect and within FSUIPC4 select its weather smoothing options. It should be in the manual.If you are flying in FS9 then you are using FSUIPC3 and these options are available. Global weather should be off and DWC should be off or disabled. If you can turn on DWC for FS9 then Global weather should be capable of being turned off.In part pages 7 through 10 in the ASE manual.I don't have ASE but use a much earlier version (AS65) with FS9 but I got this info from their manual and support forum.The newest ASE forums are here:http://www2.hifisim.com/forum/12 but the avsim one here appears to be current also:http://forums1.avsim.net/index.php?showforum=171
My mistake, I forgot to mention that i was using Fs9, ASE and FSUIPC 3.Will try using those settings today. I will attempt another search of the forums as well.I do want to say that i appreciate the time you take to respond in detail. Thanks!
RC gets the weather from FS, via fsuipc. i didn't want to code weather program specific routines, that could change over time. it was easier to get the weather from FS.there are known issues, that fs doesn't match the weather program's weather for a period of time, while the weather is loaded. that is why you should let fs and weather programs run for a while, so that weather can be populated properly. then start up rc.jd
jd,I agree with you that its ideal to pick it up from FS. The FS engine then becomes the central repository for all add-ons to direct their input to.Indeed the issues you mention are there. But waiting for a short period of time helps FS stabilize and turning RC on after that short wait does allow RC to pick up the right weather for departure. Its the situation where RC does not seem to pick up weather for arrival (when it provides ATIS info prior to arrival) thats causing the issue.I do see that FS is updated by ASE correctly and accurately as i approach the destination airport. The winds are reading correct, the direction is correct. But RC provides different ATIS parameters and of course also issues the wrong runway ( i would say the two issues are connected). In fact the only reason i bring it up is because its assigning diametrically opposite runways. If it was somewhat off from the winds, thats understandable. Let me try what ronzie proposed. Although, i dont think that will help as much because, even now, my FS9 is showing the correct reading - i.e. aligned with what ASE has downloaded. I will try it today and post an update.regards,
jd,I agree with you that its ideal to pick it up from FS. The FS engine then becomes the central repository for all add-ons to direct their input to.Indeed the issues you mention are there. But waiting for a short period of time helps FS stabilize and turning RC on after that short wait does allow RC to pick up the right weather for departure. Its the situation where RC does not seem to pick up weather for arrival (when it provides ATIS info prior to arrival) thats causing the issue.I do see that FS is updated by ASE correctly and accurately as i approach the destination airport. The winds are reading correct, the direction is correct. But RC provides different ATIS parameters and of course also issues the wrong runway ( i would say the two issues are connected). In fact the only reason i bring it up is because its assigning diametrically opposite runways. If it was somewhat off from the winds, thats understandable. Let me try what ronzie proposed. Although, i dont think that will help as much because, even now, my FS9 is showing the correct reading - i.e. aligned with what ASE has downloaded. I will try it today and post an update.Hi,You are not alone with this problem.If you check out the HiFi forum you will find many complaints about the destination weather not displaying in the correct manner,and then ,when the aircraft gets nearer to the destination,weather changes are happening.This is ASE related and until a solution is found I have reverted to 6.5 usage.A lot of simmers have taken this action!Norman Bowman

Norman Bowman

As I understand it, for ASE FSX users using DWC forces Global weather writes on. For FS9 this need not be the case.RC looks at AI patterns 40 nm out and AI uses runways and ATIS reporting according to weather at your aircraft location, not what was downloaded for the airport location, in Global weather mode. As you get closer in Global weather mode the airport weather adjusts to your location and ATIS and AI runway usage will change since you last acquired ATIS. As Norman S stated in the post above this is happening to all users, not just RC users as stated on the HiFiSIM forums.FS9 users can turn off DWC and Global weather mode and get the weather smoothing via FSUIPC.In our RC5 beta testing, FSX ASE users noticed the same problems and it was the use of DWC forcing Global mode causing it. This is an issue for HiFiSim to resolve. RC via FSUIPC gets the weather and AI pattern at the airport from FS at the times it needs to inspect it. RC is not in the weather prediction business in that it does not assume destination weather will match the METAR. It looks at the AI pattern at about 40 nm from destination. I believe it can get ATIS further out. It does assume that AI patterns and weather will be consistent at the time of runway assignment. It will look again a bit farther in and if AI show up it may reassign the runway.Here's a tip regarding AI and ATIS at departure. When AS finishes writing to the FS weather engine after about one minute issue an AI refresh. The button is in AS65. AS 65 also can have an option to force lock destination weather at a small distance from the airport. FS9 users with a registered FSUIPC can set a toggle to accomplish AI/weather refresh. Some versions of AS have a button on their screen to do this. Those that do not have this facility including FSX users can just advance the airport time by one minute. This also applies to other weather applications including FS downloaded weather. AI will restart arriving and taking off in the weather correct patterns and ATIS will almost immediately update. I noticed this way back when asking for ATIS on the ground for departure. It took quite a long time for ATIS to update after I visually noted the changes in the scenery during the weather write completion. Refreshing AI immediately brought ATIS up-to-date and AI then restarted using the correct runways.

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