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Blair Executive Airport, Nebraska

Small airport in Washington County, Nebraska

Air quality

The air at Blair Executive Airport

Index 31, good, led by fine particles. Read at 10 PM from its reporting area, Omaha (NE), 12 miles off.

31Good
  • Fine particles (PM2.5)31Good13.3 mi
  • Ozone22Good23 ppb10.8 mi
  • Coarse particles (PM10)20Good13.3 mi
  • Sulfur dioxide4Good3.1 ppb10.8 mi
  • Carbon monoxide-0.1 ppm11.1 mi

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 42, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Blair Executive Airport

1.25 in in the last 24 hours, and none in the 2 days before, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
1.25in
Last 3 days
1.25in

Visibility

How far you can see at Blair Executive Airport, the next 46 hours

Visibility stays 7 miles or more through Sat 7 PM, lowest 8 miles Sat 5 AM.

FriSat

Airfield

Code
BTA
ICAO
KBTA
IATA
-
Field elevation
1,325 ft
Serves
Blair
Kind
Small airport
Scheduled service
No
Its own instrument
BTA
Wind now
-

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
13 / 314,201 ft100 ftConcrete137° / 317°--
13311,000 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 Blair (BTA), Blair Executive Airport's own instrument, measure by measure, on the field's own clock.

Temperature

48 F at 10 PM; 55 F at its warmest, 11 PM Wednesday, and 48 F at its coolest, 10 PM.

Now
48F
10 PM
Highest
55F
11 PM Wednesday
Lowest
48F
10 PM
Temperature and Dew point at Blair, temperature from 47.5 to 55.0, the latest 47.5; dew point from 35.4 to 50.0, the latest 35.4, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF3540455055Oct 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 35 F, the air 63% saturated; the humidity ran from 60% at 8 PM to 96% at 5 AM.

Dew point now
35F
10 PM
Humidity now
63%
Humidity, range
60 to 96%
Relative humidity at Blair, relative humidity from 60 to 96, the latest 63, in per cent.RELATIVE HUMIDITY%5060708090100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

15 mph from the northwest at 10 PM; at its strongest 20 mph, 8 PM, with a gust of 36 mph at 8 PM.

Now
15mph
from the northwest
Strongest
20mph
8 PM
Highest gust
36mph
8 PM
Wind and Gust at Blair, wind from 3 to 20, the latest 15; gust from 16 to 36, the latest 20, in miles an hour.WIND AND GUSTmph010203040Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at Blair, wind direction from 10 to 360, the latest 310, 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

30.28 inHg at 10 PM, rising 0.07 inHg over 3 hours; 0.17 inHg higher than a day before.

Now
30.28inHg
10 PM
3 hours
+0.07inHg
rising
24 hours
+0.17inHg
Pressure, altimeter at Blair, pressure, altimeter from 30.02 to 30.28, the latest 30.28, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.1030.2030.30Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 1 miles at 9 AM; 10 miles or more now.

Now
10+mi
Lowest
1mi
9 AM
Hours under a mile
0
Visibility at Blair, visibility from 1.3 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 400 ft at 4 AM; a base was reported in 24 of the hours.

Lowest base now
4,300ft
Lowest in 24 hours
400ft
4 AM
Hours with a base reported
24
Lowest cloud base at Blair, lowest cloud base from 400 to 4,300, the latest 4,300, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,0005,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Precipitation

1.08 in measured in the gauge, the most, 0.30 in, in the hour to 9 AM.

Last 24 hours
1.08in
Wettest hour
0.30in
9 AM
Hours with some
10
Precipitation at Blair, precipitation from 0.00 to 0.30, the latest 0.00, in inches.PRECIPITATIONin0.000.100.200.30Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Blair: 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 Blair Executive Airport, 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 now3 instruments

BlairBTA

At an airfield/0.0 mi away/1,301 ft/24 ft below here

temp, wind, gust, visibility, precip, pressure

Maple Creek 4 NW NickersonNKRN1

At a river or reservoir gauge/24.5 mi away/1,237 ft/88 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Omaha 11.6 NNWNE-WS-19

In a volunteer observer's own ground/0.3 mi away/1,306 ft/19 ft below here

precip, snowfall, snow depth

Ft Calhoun 4WFCLN1

At a cooperative observer's station/2.4 mi away/1,266 ft/59 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Nebraska

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

Near Blair Executive Airport

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

Near Blair Executive Airport