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Naval Air Station Meridian / McCain Field, Mississippi

Medium airport in Lauderdale County, Mississippi

Air quality

The air at Naval Air Station Meridian / McCain Field

Index 34, good, led by fine particles. Read at 10 PM from its reporting area, Ward (AL), 21 miles off.

34Good
  • Fine particles (PM2.5)34Good-
  • Ozone10Good-

The days ahead

Yesterday measured 44, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Naval Air Station Meridian / McCain Field

None in the last 3 days, to Thu 9 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 Naval Air Station Meridian / McCain Field, the next 46 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

Airfield

Code
NMM
ICAO
KNMM
IATA
-
Field elevation
316 ft
Serves
Lauderdale
Kind
Medium airport
Scheduled service
No
Its own instrument
NMM
Wind now
Calm, read 15 Oct, 21:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
01L / 19R8,003 ft200 ftConcrete9° / 189°CalmCalm
01R / 19L8,000 ft200 ftConcrete9° / 189°CalmCalm
10 / 286,402 ft200 ftConcrete99° / 279°CalmCalm
01L19R01R19L10285,000 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 Meridian NAS/Mccain (NMM), Naval Air Station Meridian / McCain Field's own instrument, measure by measure, on the field's own clock.

Temperature

70 F at 9 PM; 90 F at its warmest, 1 PM, and 59 F at its coolest, 5 AM.

Now
70F
9 PM
Highest
90F
1 PM
Lowest
59F
5 AM
Temperature and Dew point at Meridian NAS/Mccain, temperature from 59.0 to 90.0, the latest 70.0; dew point from 56.5 to 63.0, the latest 61.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF5060708090Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 61 F, the air 73% saturated; the humidity ran from 35% at 4 PM to 93% at 6 AM.

Dew point now
61F
9 PM
Humidity now
73%
Humidity, range
35 to 93%
Relative humidity at Meridian NAS/Mccain, relative humidity from 35 to 93, the latest 73, in per cent.RELATIVE HUMIDITY%20406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

Calm at 9 PM; at its strongest 6 mph, 2 PM, and no gust reported.

Now
0mph
calm
Strongest
6mph
2 PM
Highest gust
-
none reported
Wind at Meridian NAS/Mccain, wind from 0 to 6, the latest 0, in miles an hour.WINDmph0246Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Meridian NAS/Mccain, wind direction from 90 to 310, the latest 160, in degrees.WIND DIRECTION°090180270360Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Pressure

30.06 inHg at 9 PM, steady over 3 hours; 0.02 inHg lower than a day before.

Now
30.06inHg
9 PM
3 hours
+0.01inHg
steady
24 hours
-0.02inHg
Pressure, altimeter at Meridian NAS/Mccain, pressure, altimeter from 30.04 to 30.15, the latest 30.06, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.0530.1030.15Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

10 miles or more every hour.

Now
10+mi
Lowest
10+mi
Hours under a mile
0
Visibility at Meridian NAS/Mccain, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 4,000 ft at 12 PM; a base was reported in 6 of the hours.

Lowest base now
-
Lowest in 24 hours
4,000ft
12 PM
Hours with a base reported
6
Lowest cloud base at Meridian NAS/Mccain, lowest cloud base from 4,000 to 25,000, the latest 5,500, in feet.LOWEST CLOUD BASEft010,00020,00030,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMVFR

How it is measured: Cloud classification, Field Book FB-SKY-001

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

Meridian NAS/Mccain: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 5 instruments nearest Naval Air Station Meridian / McCain Field, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now3 instruments

Meridian NAS/MccainNMM

At an airfield/0.1 mi away/318 ft/2 ft above here

temp, wind, gust, visibility, precip, pressure

Lauderdale RAWSRLDM6

A remote fire weather station/14.0 mi away/348 ft/32 ft above here

temp, wind, gust, humidity, pressure

Newton 5 ENE63831

At a climate reference station/33.8 mi away/374 ft/58 ft above here

temp, humidity, wind, solar, precip

measured daily2 instruments

Meridian Station 1.1 EMS-LD-25

In a volunteer observer's own ground/2.7 mi away/266 ft/50 ft below here

precip, snowfall, snow depth

Topton CoopTOPM6

At a cooperative observer's station/6.6 mi away/456 ft/140 ft above here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Mississippi

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

Near Naval Air Station Meridian / McCain Field

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

Near Naval Air Station Meridian / McCain Field