Universiteit Leiden

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Education

Code Yellow: Exams will continue

5 January 2026

During this wintry start to the year, the KNMI (Royal Netherlands Meteorological Institute) issued a code yellow warning untill thursday 7 January 2026. This code is valid for central, and west of the Netherlands. Please note: the warnings may still change. Check the current weather code here.

Classes and exams will always proceed as usual during a code yellow. If you have an exam, please leave on time!

Would you like to know more about how the university (including FSW) uses the various codes employed by the KNMI for weather warnings? See the weather protocol below.

Code Meaning Actions
Yellow Warning of possible local chances of dangerous weather.
  • No change for students and employees.
Orange Be prepared: high chance of dangerous or extreme weather with possible impact and damage.
  • No change for students and employees.
  • Exams and teaching continue as usual.
  • Follow university updates on the website.
Red in South Holland

Undertake action; Weather warning with a significant impact on society. Issued at least 12 hours in advance.

 

  • Exams/assessments are cancelled in South Holland.
  • Teaching may be conducted digitally.
  • Replacement dates will be announced as soon as possible.
  • Follow ULCN email and website for updates.
Red outside South Holland Be prepared
  • Exams and teaching continue as usual.
  • Possible attendance requirements for classes are waived.
  • Absence from an exam due to a red weather alert in your own province can be reported as a valid excuse to the board of examine
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