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El Centro NAF Airport (Vraciu Field), California

Medium airport in Imperial County, California

Air quality

The air at El Centro NAF Airport (Vraciu Field)

Index 37, good, led by coarse particles. Read at 9 PM from its reporting area, Imperial Valley (CA), 7 miles off.

37Good
  • Fine particles (PM2.5)26Good6.8 mi
  • Ozone32Good22 ppb6.8 mi
  • Coarse particles (PM10)37Good6.8 mi

The days ahead

Highest 78, moderate, Fri Oct 16, led by coarse particles. Yesterday measured 44, good.

Smoke, the next 44 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at El Centro NAF Airport (Vraciu 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 El Centro NAF Airport (Vraciu Field), the next 44 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

Airfield

Code
NJK
ICAO
KNJK
IATA
NJK
Field elevation
-42 ft
Serves
El Centro
Kind
Medium airport
Scheduled service
No
Its own instrument
NJK
Wind now
From 320° at 6 mph, read 15 Oct, 20:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
08 / 269,503 ft200 ftAsphalt and concrete90° / 270°4 mph head, on 265 mph from the right
12 / 306,825 ft200 ftAsphalt and concrete135° / 315°6 mph head, on 301 mph from the right
082612302,500 ftN320° 6 mph
Runways from their surveyed ends, north up, lengths and positions to scale; the rose in the corner is the wind now.

Measured here

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

Every hour from El Centro NAF (NJK), El Centro NAF Airport (Vraciu Field)'s own instrument, measure by measure, on the field's own clock.

Temperature

72 F at 8 PM; 89 F at its warmest, 2 PM, and 59 F at its coolest, 4 AM.

Now
72F
8 PM
Highest
89F
2 PM
Lowest
59F
4 AM
Temperature and Dew point at El Centro NAF, temperature from 59.0 to 89.0, the latest 72.0; dew point from 36.0 to 46.0, the latest 44.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080100Oct 153 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 37% saturated; the humidity ran from 15% at 2 PM to 60% at 4 AM.

Dew point now
44F
8 PM
Humidity now
37%
Humidity, range
15 to 60%
Relative humidity at El Centro NAF, relative humidity from 15 to 60, the latest 37, in per cent.RELATIVE HUMIDITY%0204060Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

6 mph from the northwest at 8 PM; at its strongest 18 mph, 12 PM, with a gust of 25 mph at 12 PM.

Now
6mph
from the northwest
Strongest
18mph
12 PM
Highest gust
25mph
12 PM
Wind and Gust at El Centro NAF, wind from 5 to 18, the latest 6; gust from 20 to 25, the latest 24, in miles an hour.WIND AND GUSTmph0102030Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at El Centro NAF, wind direction from 10 to 360, the latest 320, 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

29.96 inHg at 8 PM, rising 0.03 inHg over 3 hours; 0.08 inHg lower than a day before.

Now
29.96inHg
8 PM
3 hours
+0.03inHg
rising
24 hours
-0.08inHg
Pressure, altimeter at El Centro NAF, pressure, altimeter from 29.93 to 30.07, the latest 29.96, in inches of mercury.PRESSURE, ALTIMETERinHg29.9029.9530.0030.0530.10Oct 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 El Centro NAF, 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

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

El Centro NAF: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 3 instruments nearest El Centro NAF Airport (Vraciu Field), how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now2 instruments

El Centro NAFNJK

At an airfield/0.0 mi away/-56 ft/14 ft below here

temp, wind, gust, visibility, precip, pressure

Fish Creek Mtn RAWSFHCC1

A remote fire weather station/23.5 mi away/1,421 ft/1,463 ft above here

temp, wind, gust, humidity, pressure

measured daily1 instrument

ImperialIMPC1

At a cooperative observer's station/6.3 mi away/-61 ft/19 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in California

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

Near El Centro NAF Airport (Vraciu Field)

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

Near El Centro NAF Airport (Vraciu Field)