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Ulysses S. Grant National Historic Site, Missouri

National Historic Site in St. Louis County, Missouri

Air quality

The air at Ulysses S. Grant National Historic Site

Index 19, good, led by ozone. Read at 12 AM from its reporting area, Saint Louis (MO), 20 miles off.

19Good
  • Fine particles (PM2.5)14Good11.1 mi
  • Ozone19Good8 ppb7.5 mi
  • Coarse particles (PM10)7Good11 mi
  • Nitrogen dioxide3Good3.1 ppb6.7 mi
  • Sulfur dioxide0Good0.4 ppb11 mi
  • Carbon monoxide-0.1 ppm6.7 mi

The days ahead

Yesterday measured 44, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Ulysses S. Grant National Historic Site

0.50 in in the last 24 hours, 1.60 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.50in
Last 3 days
1.60in

Visibility

How far you can see at Ulysses S. Grant National Historic Site, the next 43 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

Park

Designation
National Historic Site
Area
407,000 sq ft
Height at its point
511 ft
County
St. Louis County
State
Missouri
Latitude
38.5518° N
Longitude
90.3518° W

What is measuring near here

The 6 instruments nearest Ulysses S. Grant National Historic Site, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now4 instruments

Citizen station GW1690GW1690

In a volunteer observer's own ground/1.3 mi away/631 ft/120 ft above here

temp, humidity, wind, precip, pressure

St. LouisSTL

At an airfield/13.9 mi away/561 ft/50 ft above here

temp, wind, gust, visibility, precip, pressure

Shaw Nature ReserveS2227

At a soil climate station/25.3 mi away/623 ft/112 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Crestwood 1.0 ESEMO-SL-118

In a volunteer observer's own ground/0.9 mi away/621 ft/110 ft above here

precip, snowfall, snow depth

Kirkwood 1NNWKWDM7

At a cooperative observer's station/4.7 mi away/661 ft/150 ft above here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Missouri

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

Near Ulysses S. Grant National Historic Site

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

Near Ulysses S. Grant National Historic Site