weather doesnt look good from rmnp site
Trail Ridge Road Status: OPEN. Will remain open as long as weather and road conditions permit.
As of 12:15 PM, Sunday, June 19, 2011: A Winter Weather Advisory has now been issued by the National Weather Service includes Rocky Mountain National Park in effect from 6 PM this evening to 6 PM Monday. Snow will develop in the high country later this evening. Accumulation from 2-6" with higher amounts above 10,000'. This could change the status of Trail Ridge Road.
===========this happened to RTR in 2005 they had to bus everyone from estes park to granby =============