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Nikolai Airport, Alaska

Small airport in Yukon-Koyukuk Census Area, Alaska

Airfield

Code
FSP
ICAO
PAFS
IATA
NIB
Field elevation
441 ft
Serves
Nikolai
Kind
Small airport
Scheduled service
Yes
Its own instrument
PAFS
Wind now
From 50° at 9 mph, read 15 Oct, 19:01

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
04 / 22 unlit4,003 ft75 ftGravel63° / 243°9 mph head, on 042 mph from the left
04221,000 ftN50° 9 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 Nikolai (PAFS), Nikolai Airport's own instrument, measure by measure, on the field's own clock.

Temperature

39 F at 7 PM; 39 F at its warmest, 5 PM, and 33 F at its coolest, 7 AM.

Now
39F
7 PM
Highest
39F
5 PM
Lowest
33F
7 AM
Temperature and Dew point at Nikolai, temperature from 33.0 to 39.0, the latest 39.0; dew point from 28.0 to 33.0, the latest 29.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF253035409 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 29 F, the air 67% saturated; the humidity ran from 67% at 3 PM to 100% at 9 AM.

Dew point now
29F
7 PM
Humidity now
67%
Humidity, range
67 to 100%
Relative humidity at Nikolai, relative humidity from 67 to 100, the latest 67, in per cent.RELATIVE HUMIDITY%607080901009 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

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

Wind

9 mph from the northeast at 7 PM; at its strongest 16 mph, 9 PM Wednesday, with a gust of 28 mph at 8 PM Wednesday.

Now
9mph
from the northeast
Strongest
16mph
9 PM Wednesday
Highest gust
28mph
8 PM Wednesday
Wind and Gust at Nikolai, wind from 7 to 16, the latest 9; gust from 16 to 28, the latest 18, in miles an hour.WIND AND GUSTmph01020309 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMWINDGUST
Wind direction at Nikolai, wind direction from 30 to 70, the latest 50, in degrees.WIND DIRECTION°0901802703609 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

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

Pressure

29.18 inHg at 7 PM, falling 0.03 inHg over 3 hours; 0.55 inHg lower than a day before.

Now
29.18inHg
7 PM
3 hours
-0.03inHg
falling
24 hours
-0.55inHg
Pressure, altimeter at Nikolai, pressure, altimeter from 29.18 to 29.73, the latest 29.18, in inches of mercury.PRESSURE, ALTIMETERinHg29.0029.2029.4029.6029.809 PMOct 153 AM6 AM9 AM12 PM3 PM6 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 Nikolai, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5109 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 1,000 ft at 12 AM; a base was reported in 19 of the hours.

Lowest base now
7,000ft
Lowest in 24 hours
1,000ft
12 AM
Hours with a base reported
19
Lowest cloud base at Nikolai, lowest cloud base from 1,000 to 12,000, the latest 7,000, in feet.LOWEST CLOUD BASEft05,00010,00015,0009 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMMVFRVFR

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

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

What is measuring near here

The 4 instruments nearest Nikolai Airport, 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 now2 instruments

NikolaiPAFS

At an airfield/0.1 mi away/413 ft/28 ft below here

temp, wind, gust, visibility, precip, pressure

Farewell BurnFWLA2

At a river or reservoir gauge/22.2 mi away/728 ft/287 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Nikolai 1.4 NNEAK-YC-5

In a volunteer observer's own ground/0.5 mi away/427 ft/14 ft below here

precip, snowfall, snow depth

Mcgrath APMCG

At a cooperative observer's station/39.4 mi away/331 ft/110 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Alaska

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

Near Nikolai Airport

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

Near Nikolai Airport