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St. Clair, Michigan

City in St. Clair County, Michigan

Air quality

The air at St. Clair

Index 22, good, led by fine particles. Read at 2 PM from its reporting area, Southeast (MI), 50 miles off.

22Good
  • Fine particles (PM2.5)22Good8.7 mi
  • Ozone20Good21 ppb8.7 mi
  • Coarse particles (PM10)7Good-
  • Sulfur dioxide0Good0.8 ppb8.7 mi

The days ahead

Good each day through Mon Oct 19, led by ozone. Yesterday measured 26, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 8 AM.

FriSatSun

Precipitation

What has fallen at St. Clair

0.08 in in the last 24 hours, 0.09 in over the last 3 days, to Fri 1 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.08in
Last 3 days
0.09in

Visibility

How far you can see at St. Clair, the next 43 hours

Visibility stays 6 miles or more through Sun 8 AM, lowest 6 miles Fri 10 PM.

FriSatSun

What is measuring near here

The 6 instruments nearest St. Clair, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

Port HuronPHN

At an airfield/6.2 mi away/650 ft/32 ft above here

temp, wind, gust, visibility, precip, pressure

Rank705of 979

M-1MC130

Beside a road/16.4 mi away/604 ft/14 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

St. Clair 0.4 SMI-SC-23

In a volunteer observer's own ground/0.5 mi away/588 ft/30 ft below here

precip, snowfall, snow depth

Rank-

Port HuronPRHM4

At a cooperative observer's station/11.6 mi away/541 ft/77 ft below here

snowfall, snow depth, precip, high, low

Rank-

0in

Snow on the ground

Measured at Port Huron (PRHM4), 11.6 miles from here, read 13 Oct, 23:59. measured daily

Elsewhere in Michigan

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

Near St. Clair

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

Near St. Clair