Welcome to the Cumulus Support forum.
Latest Cumulus MX V4 release 4.4.2 (build 4085) - 12 March 2025
Latest Cumulus MX V3 release 3.28.6 (build 3283) - 21 March 2024
Legacy Cumulus 1 release 1.9.4 (build 1099) - 28 November 2014
(a patch is available for 1.9.4 build 1099 that extends the date range of drop-down menus to 2030)
Download the Software (Cumulus MX / Cumulus 1 and other related items) from the Wiki
If you are posting a new Topic about an error or if you need help PLEASE read this first viewtopic.php?p=164080#p164080
Latest Cumulus MX V4 release 4.4.2 (build 4085) - 12 March 2025
Latest Cumulus MX V3 release 3.28.6 (build 3283) - 21 March 2024
Legacy Cumulus 1 release 1.9.4 (build 1099) - 28 November 2014
(a patch is available for 1.9.4 build 1099 that extends the date range of drop-down menus to 2030)
Download the Software (Cumulus MX / Cumulus 1 and other related items) from the Wiki
If you are posting a new Topic about an error or if you need help PLEASE read this first viewtopic.php?p=164080#p164080
Heat Index
- Super-T
- Posts: 906
- Joined: Tue 09 Sep 2008 3:37 am
- Weather Station: wh-1081
- Operating System: Weather Laptop - Windows 10 Pro
- Location: Auckland, New Zealand
- Contact:
Re: Heat Index
The ini mod fixed the windchill graph for me 
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- steve
- Cumulus Author
- Posts: 26672
- Joined: Mon 02 Jun 2008 6:49 pm
- Weather Station: None
- Operating System: None
- Location: Vienne, France
- Contact:
Re: Heat Index
This is because the VP2 itself doesn't apply the 10C rule. You will need to select 'calculate wind chill' in the station settings to use the Cumulus calculation instead.jjocsak wrote:Steve, It's still happening even though I modified the ini file.
Steve
- meteotortosa
- Posts: 323
- Joined: Thu 04 Dec 2008 12:15 am
- Weather Station: Davis Vantage Pro2 Plus
- Operating System: Windows XP SP3
- Location: Tortosa-Baix Ebre- Catalonia
- Contact:
Re: Heat Index
Now in my city,
30.5ºC
55% RH
Heat Index of 38.5ºC (like hell
)
but in graph is only about 33ºC
I think isn't the same in USA that UE....
30.5ºC
55% RH
Heat Index of 38.5ºC (like hell
but in graph is only about 33ºC
I think isn't the same in USA that UE....
Weather in Tortosa (NE Spain), updated every 15'

-
jjocsak
- Posts: 64
- Joined: Mon 02 Feb 2009 12:10 pm
- Weather Station: Davis VP2 Wireless
- Location: Nazareth, Pennsylvania
Re: Heat Index
That fixed it thanks.steve wrote:This is because the VP2 itself doesn't apply the 10C rule. You will need to select 'calculate wind chill' in the station settings to use the Cumulus calculation instead.jjocsak wrote:Steve, It's still happening even though I modified the ini file.
Jeff

