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Saint Louis Pass, Colorado

Mountain pass in Grand County, Colorado, at 11,561 ft

Air quality

The air at Saint Louis Pass

Index 38, good, led by ozone. Read at 8 PM from its reporting area, Denver-Boulder (CO), 48 miles off.

38Good
  • Ozone38Good-

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 43, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 12 PM.

ThuFriSat

Precipitation

What has fallen at Saint Louis Pass

0.05 in in the last 24 hours, 0.38 in over the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.05in
Last 3 days
0.38in

Visibility

How far you can see at Saint Louis Pass, the next 41 hours

Visibility stays 10 miles or more through Sat 12 PM.

ThuFriSat

Mountain pass

Height
11,561 ft
County
Grand County
State
Colorado
Latitude
39.7961° N
Longitude
105.9309° W

What is measuring near here

The 7 instruments nearest Saint Louis Pass, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.5 miles away.

measured now5 instruments

Jones Pass SnotelJNPC2

A snow pillow on a mountain/2.5 mi away/10,400 ft/1,161 ft below here

temp, wind, gust, humidity, pressure

Berthoud Pass0CO

At an airfield/8.9 mi away/12,441 ft/880 ft above here

temp, wind, gust, visibility, precip, pressure

2.4 mi E of SilverthorneCO158

Beside a road/11.5 mi away/9,404 ft/2,157 ft below here

temp, pavement temp, wind, visibility, precip

Citizen station CW5469CW5469

In a volunteer observer's own ground/14.8 mi away/8,868 ft/2,693 ft below here

temp, humidity, wind, precip, pressure

Boulder 14 W94075

At a climate reference station/26.3 mi away/9,828 ft/1,733 ft below here

temp, humidity, wind, solar, precip

measured daily2 instruments

Winter Park 1.0 ECO-GR-56

In a volunteer observer's own ground/11.0 mi away/9,159 ft/2,402 ft below here

precip, snowfall, snow depth

Winter ParkWTPC2

At a cooperative observer's station/11.1 mi away/9,127 ft/2,434 ft below here

snowfall, snow depth, precip, high, low

1in

Snow on the ground

Measured at Winter Park (WTPC2), 11.1 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Colorado

41 places, each with its own forecast and its own instruments.

Near Saint Louis Pass

The nearest places, each with its own forecast and the instruments nearest it.

Mountain passes near Saint Louis Pass

Every mountain pass in the state

Near Saint Louis Pass

River and lake gauges