Storm Station

Fort McHenry National Monument and Historic Shrine, Maryland

National Monument in Baltimore city, Maryland

Air quality

The air at Fort McHenry National Monument and Historic Shrine

Index 33, good, led by fine particles. Read at 12 AM from its reporting area, Metro Baltimore (MD), 5 miles off.

33Good
  • Fine particles (PM2.5)33Good14.2 mi
  • Ozone25Good23 ppb6.6 mi
  • Nitrogen dioxide8Good8.1 ppb6.6 mi
  • Sulfur dioxide0Good0.1 ppb6.6 mi
  • Carbon monoxide-0.2 ppm16.4 mi

The days ahead

Good each day through Thu Oct 8, led by fine particles. Yesterday measured 24, good.

Smoke, the next 45 hours

No smoke near the ground through Wed 8 PM.

TueWed

Precipitation

What has fallen at Fort McHenry National Monument and Historic Shrine

None in the last 24 hours; 0.17 in over the last 3 days, to Mon 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.17in

Visibility

How far you can see at Fort McHenry National Monument and Historic Shrine, the next 45 hours

Visibility stays 10 miles or more through Wed 8 PM.

TueWed

Park

Designation
National Monument
Area
2,010,000 sq ft
Height at its point
33 ft
County
Baltimore city
State
Maryland
Latitude
39.2640° N
Longitude
76.5807° W

What is measuring near here

The 7 instruments nearest Fort McHenry National Monument and Historic Shrine, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now5 instruments

Baltimore - Heliport4MD

At an airfield/0.6 mi away/3 ft/30 ft below here

temp, wind, gust, visibility, precip, pressure

Nepp Site At ReisterstownRSTM2

At a river or reservoir gauge/4.9 mi away/0 ft/33 ft below here

temp, wind, gust, humidity, pressure

Citizen station GW6061GW6061

In a volunteer observer's own ground/5.3 mi away/214 ft/181 ft above here

temp, humidity, wind, precip, pressure

Powder MillS2049

At a soil climate station/22.4 mi away/105 ft/72 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Dundalk 0.7 WSWMD-BL-8

In a volunteer observer's own ground/3.8 mi away/49 ft/16 ft above here

precip, snowfall, snow depth

CylburCYLM2

At a cooperative observer's station/7.0 mi away/295 ft/262 ft above here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Maryland

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

Near Fort McHenry National Monument and Historic Shrine

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

Near Fort McHenry National Monument and Historic Shrine