KNMI Aviation Weather

Authentication Required Clear previous sessions

Forgot your password? Click here to reset.

Official flight preparation portals


AIS Netherlands
Go to AIS Netherlands


Go to Amsterdam Integrated Briefing


Special Activities
Go to Special Activities

Welcome at KNMI Aviation Weather

Notice update:

2e Wijziging datum lancering vernieuwde website


Het KNMI vernieuwt Op dit moment staat de vernieuwde website live op URL Op termijn verplaatst het KNMI deze vernieuwde website naar de bij u bekende URL (alias De huidige website verplaatsen we dan tijdelijk naar


Om alle aangesloten luchtvaartorganisaties voldoende tijd te geven hun ledenbestand aan te sluiten op de vernieuwde website, stelt het KNMI de verplaatsing uit tot 25 januari 2022. Als u vanaf 25 januari surft naar, dan ziet u de vernieuwde website.


U heeft van het KNMI een e-mail ontvangen waarmee u uzelf kunt registeren op de vernieuwde website. Zorg ervoor dat u deze registratie afrondt voor 25 januari 2022. Als u meent zo’n e-mail niet ontvangen te hebben, controleer dan eerst uw SPAM e-mail map. Als ook daar geen e-mail kan worden gevonden, neem dan contact op met de luchtvaartorganisatie waarbij u bent aangesloten.

2nd Change in Launch date of new website


KNMI is renewing the extranet. At this moment, the new website is presented at the URL In due time the new website will be moved to the commonly well-known original URL (also known as The old website, now still using the URL, will then be moved for a temporarily transition period to


In order to allow all affiliated aviation organizations sufficient time to connect their members to the renewed website, the KNMI is postponing the relocation of the URL’s until January 25th 2022. From January 25th, you will be connected to the new aviationweather website when you use the URL’s or


You should by now have received a KNMI e-mail with which you can register yourself at the new aviationweatherwebsite. Make sure you complete this registration ahead of January 25th 2022. In case you did not seem to have received such an email please first check your SPAM email box. When no email can be found there, you are advised to contact the administration of the aviation organization to which you are affiliated.

Altered RSS feeds for Balloon forecast

Commencing immmediatly the URL which has to be used to reach the RSS feed location has been altered, the RSS feeds can now be found on;
Balloon forecast click here
Balloon forecast COR and AMD only click here


Due to the decommissioning of North Sea platform F16-A (EHFZ) there will be no meteorological observation (AUTO METAR) from F16-A (EHFZ) as of September 1st 2020. As a consequence the North Sea Area Forecast (NAF) for area 4 will be published as ‘NIL’ due to this lack of information on site. KNMI is exploring alternative observation locations for future provision of AUTO METAR and NAF for North Sea Area Amsterdam area 4

-Help for login problems in English and in Dutch.

-About interest groups login click here.

-Help for login problems whilst using mobile devices click here

Site Information

This site is available to members of the aviation community in The Netherlands. Due to international regulations access to this site is restricted to registered users only.
Licensed pilots can obtain access via branch organizations as AOPA (Dutch branch members only), KNVvL, PBN and VNV.
Airlines and affiliated services are kindly requested to contact KNMI directly by email This email should at least contain name, address, organization, phonenumber and a motivation why access is requested. KNMI determines whether access is granted or not.