Beside a road/3.0 mi away/9,404 ft/2,401 ft below here
temp, pavement temp, wind, visibility, precip
Mountain passes/Colorado/Ptarmigan Pass
Ptarmigan Pass, Colorado
Mountain pass in Summit County, Colorado, at 11,805 ft16°
49°/13°
Clear·
Feels like 10°·Light air 4 mph NW
Now. Ptarmigan Pass is 16° and clear at 3 AM. With the wind it feels like 10°. The dew point is 8°, so the air feels dry and comfortable. Light air from the northwest at 4 mph.
Today and tonight. It warms to about 49° by 3 PM. Tonight falls to about 22° by 5 AM, under a mostly clear sky. A freeze: protect plants and pipes. No rain is expected for the rest of the day. The sun is strong around midday: UV index 7, high. Unprotected skin can burn in under half an hour.
The week. The warmest day ahead is tomorrow, near 53°, and the coolest Monday, near 48°. Rain is possible Thursday (42%). The first freeze could come tomorrow, a low of 21°.
The sky tonight. The sun sets at 6:23 PM. The Moon is a waxing crescent, 34% lit, and sets at 10:23 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 9 minutes long, 3 minutes shorter than yesterday.
0UV Low
31Air quality
62%Humidity
4%Cloud
Now
3:00 AM
16feels10
now, clear
Today
Oct 16
4913
UV 7
Sat
Oct 17
5321
UV 7
Sun
Oct 18
5222
partly cloudy day
Mon
Oct 19
4826
28%
Tue
Oct 20
5025
22%
Wed
Oct 21
5126
14%
Thu
Oct 22
5028
42%
16°
49°13°
53°21°
52°22°
48°26°
50°25°
51°26°
50°28°
As of 3:00 AM in Ptarmigan Pass, Colorado.
Air quality
The air at Ptarmigan Pass
Index 31, good, led by ozone. Read at 3 AM from its reporting area, Denver-Boulder (CO), 53 miles off.
31Good
- Fine particles (PM2.5)25Good-
- Ozone31Good-
- Coarse particles (PM10)9Good-
The days ahead
Good each day through Today, led by fine particles. Yesterday measured 36, good.
GoodModerate
- 36YesterdayOct 15
- GoodTodayOct 16
Smoke, the next 46 hours
No smoke near the ground through Sun 12 AM.
Precipitation
What has fallen at Ptarmigan Pass
None in the last 24 hours; 0.46 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.00in
- Last 3 days
- 0.46in
3 days agoLast 24 hours 0%
Visibility
How far you can see at Ptarmigan Pass, the next 46 hours
Visibility stays 10 miles or more through Sun 12 AM.
F
Now, today, and the week
Weather instrument stations by state
Mountain pass
- Height
- 11,805 ft
- County
- Summit County
- State
- Colorado
- Latitude
- 39.6864° N
- Longitude
- 106.0036° W
What is measuring near here
The 7 instruments nearest Ptarmigan Pass, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.0 miles away.
measured now5 instruments
DillonDLLC2
At a river or reservoir gauge/4.5 mi away/9,110 ft/2,695 ft below here
temp, wind, gust, humidity, pressure
Citizen station GW5575GW5575
In a volunteer observer's own ground/10.1 mi away/12,322 ft/517 ft above here
temp, humidity, wind, precip, pressure
At an airfield/14.7 mi away/12,441 ft/636 ft above here
temp, wind, gust, visibility, precip, pressure
Boulder 14 W94075
At a climate reference station/34.2 mi away/9,828 ft/1,977 ft below here
temp, humidity, wind, solar, precip
measured daily2 instruments
Dillon 1.0 NCO-SU-55
In a volunteer observer's own ground/3.8 mi away/9,087 ft/2,718 ft below here
precip, snowfall, snow depth
DillonDLLC2
At a cooperative observer's station/4.5 mi away/9,222 ft/2,583 ft below here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
1in
Snow on the ground
Measured at Dillon (DLLC2), 4.5 miles from here, read 15 Oct, 07:00. measured daily
Elsewhere in Colorado
41 places, each with its own forecast and its own instruments.
AlamosacityArapahoe Basinsurveyed ski areaAspen Highlandssurveyed ski areaAspen Mountainsurveyed ski areaBeaver Creeksurveyed ski areaBerthoud PassfeatureBouldercityBreckenridgesurveyed ski areaButtermilksurveyed ski areaColorado SpringscityCopper Mountainsurveyed ski areaCrested Buttesurveyed ski areaDenvercityDurangocityEldoraski areaFort CollinscityGranby Ranchski areaGrand JunctioncityGunnisoncityHowelsen Hillski areaIndependence PassfeatureKeystonesurveyed ski areaLeadvillecityLoveland PassfeatureLoveland Ski Areaski areaMount ElbertfeaturePowderhornski areaPueblocityPurgatoryski areaSilvertontownSilverton Mountainski areaSki Cooperski areaSnowmasssurveyed ski areaSteamboatsurveyed ski areaSteamboat SpringscitySunlight Mountainski areaTelluridesurveyed ski areaVailsurveyed ski areaWinter Parksurveyed ski areaWolf Creekski areaWolf Creek Passfeature
Near Ptarmigan Pass
The nearest places, each with its own forecast and the instruments nearest it.
- Keystonecommunity, 5 mi
- Dillontown, 5 mi
- Loveland Ski Areaski area, 5 mi
- Silverthornetown, 5 mi
- Keystonesurveyed ski area, 6 mi
- Loveland Passfeature, 7 mi
- Arapahoe Basinsurveyed ski area, 8 mi
- Friscotown, 9 mi
- Montezumatown, 10 mi
- Breckenridgetown, 14 mi
- Breckenridgesurveyed ski area, 14 mi
- Berthoud Passfeature, 14 mi
Mountain passes near Ptarmigan Pass
- Loveland Pass7 mi
- Saint Louis Pass9 mi
- Jones Pass9 mi
- Red Buffalo Pass10 mi
- Eccles Pass10 mi
- Ute Pass11 mi
- Vasquez Pass12 mi
- Argentine Pass12 mi