Keystone enters the new week with an unsettled pattern as moisture moves through the region. Sunday starts on a milder, brighter note before showers and thunderstorm chances build through midweek, bringing a mix of rain and even some snow at higher elevations. Average temperatures hover around 44°F with highs near 51°F, while feels like readings dip slightly cooler due to wind and humidity.
Cloud cover remains high, averaging near 75 percent, with humidity around 74 percent and light winds out of the southeast near 8 mph. Dew points sit in the mid 30s, reinforcing the damp, cool air mass settling over the resort. Pressure is steady near 1014 mb, and precipitation probabilities climb sharply from 20 percent Sunday to over 70 percent by Tuesday. Total precipitation is estimated near 0.7 inches, with rain as the dominant type, though snow showers may mix in in the higher terrain later in the period.
Sunday brings mostly sunny skies with a slight chance of aftern