Where does it say that? The website and regs don't have a notice like Crescent Lake or Cherry Valley does.
This is all I've seen:
IMPORTANT NOTICESnoqualmie Wildlife Area Hunting Hours Reinstated
Hunting hours from 8am to 4pm have been reinstated for all hunters on the following units: Stillwater, Cherry Valley, Crescent Lake. This will be in effect during the Western Washington Pheasant Season. For the rest of the hunting season normal hunting hours, half hour before sunrise to half hour after sunset, will apply. For more information, contact Sergeant Kim Chandler (425) 775-1311 ext. 122.