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Merced Regional Macready Field, California

Medium airport in Merced County, California

Air quality

The air at Merced Regional Macready Field

Index 64, moderate, led by coarse particles. Read at 9 PM from its reporting area, Merced (CA), 2 miles off.

64Moderate
  • Fine particles (PM2.5)53Moderate-
  • Ozone33Good-
  • Coarse particles (PM10)64Moderate-

The days ahead

Moderate each day through Sat Oct 17, led by ozone. Yesterday measured 57, moderate.

Smoke, the next 45 hours

Little smoke near the ground through Sun 5 PM: the index from smoke stays at 6 or under.

SatSun

Precipitation

What has fallen at Merced Regional Macready Field

None in the last 3 days, to Fri 8 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Merced Regional Macready Field, the next 45 hours

Visibility stays 10 miles or more through Sun 5 PM.

SatSun

Airfield

Code
MCE
ICAO
KMCE
IATA
MCE
Field elevation
155 ft
Serves
Merced
Kind
Medium airport
Scheduled service
Yes
Its own instrument
MCE
Wind now
Calm, read 16 Oct, 20:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
12 / 305,914 ft150 ftAsphalt137° / 317°CalmCalm
12302,000 ftN
Runways from their surveyed ends, north up, lengths and positions to scale.

Measured here

What the airfield's own instrument measured, the last 24 hours

Every hour from Merced (MCE), Merced Regional Macready Field's own instrument, measure by measure, on the field's own clock.

Temperature

68 F at 8 PM; 89 F at its warmest, 4 PM, and 48 F at its coolest, 3 AM.

Now
68F
8 PM
Highest
89F
4 PM
Lowest
48F
3 AM
Temperature and Dew point at Merced, temperature from 48.0 to 89.0, the latest 68.0; dew point from 34.0 to 44.0, the latest 44.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080100Oct 163 AM6 AM9 AM12 PM3 PM6 PM9 PMFREEZINGTEMPERATUREDEW POINT

How it is measured: Stevenson screen and siting, Field Book FB-INS-009

Humidity and dew point

A dew point of 44 F, the air 42% saturated; the humidity ran from 14% at 4 PM to 71% at 3 AM.

Dew point now
44F
8 PM
Humidity now
42%
Humidity, range
14 to 71%
Relative humidity at Merced, relative humidity from 14 to 71, the latest 42, in per cent.RELATIVE HUMIDITY%020406080Oct 163 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Humidity variables, Field Book FB-WAT-002

Wind

3 mph from the north northeast at 9 PM; at its strongest 7 mph, 11 AM, and no gust reported.

Now
3mph
from the north northeast
Strongest
7mph
11 AM
Highest gust
-
none reported
Wind at Merced, wind from 0 to 7, the latest 3, in miles an hour.WINDmph02468Oct 163 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Merced, wind direction from 30 to 350, the latest 30, in degrees.WIND DIRECTION°090180270360Oct 163 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Coriolis as geometry, Field Book FB-ENG-008

Pressure

30.04 inHg at 9 PM, steady over 3 hours; 0.03 inHg lower than a day before.

Now
30.04inHg
9 PM
3 hours
+0.02inHg
steady
24 hours
-0.03inHg
Pressure, altimeter at Merced, pressure, altimeter from 30.01 to 30.14, the latest 30.04, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.0530.1030.15Oct 163 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Hydrostatic balance, Field Book FB-ENG-003

Visibility

Down to 7 miles at 8 PM; 10 miles or more now.

Now
10+mi
Lowest
7mi
8 PM
Hours under a mile
0
Visibility at Merced, visibility from 7.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 163 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

How it is measured: Fog types, Field Book FB-WAT-020

Precipitation

None measured in the gauge in the last 24 hours.

Last 24 hours
0.00in
Wettest hour
-
Hours with some
0

How it is measured: ASOS, Field Book FB-INS-002

Merced: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest Merced Regional Macready Field, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now4 instruments

MercedMCE

At an airfield/0.2 mi away/149 ft/6 ft below here

temp, wind, gust, visibility, precip, pressure

SR-99 - MissionCF042

Beside a road/5.1 mi away/187 ft/32 ft above here

temp, pavement temp, wind, visibility, precip

Black Rascal DiversionBLQC1

At a river or reservoir gauge/7.4 mi away/201 ft/46 ft above here

temp, wind, gust, humidity, pressure

Merced 23 WSW93243

At a climate reference station/20.5 mi away/78 ft/77 ft below here

temp, humidity, wind, solar, precip

measured daily2 instruments

MercedMCEC1

At a cooperative observer's station/0.1 mi away/161 ft/6 ft above here

snowfall, snow depth, precip, high, low

Merced 0.8 ECA-ME-5

In a volunteer observer's own ground/2.6 mi away/180 ft/25 ft above here

precip, snowfall, snow depth

-

Snow on the ground

Elsewhere in California

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

Near Merced Regional Macready Field

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

Near Merced Regional Macready Field