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Posey Field, Alabama

Small airport in Winston County, Alabama

Air quality

The air at Posey Field

Index 56, moderate, led by fine particles. Read at 1 AM from its reporting area, Loretto (TN), 56 miles off.

56Moderate
  • Fine particles (PM2.5)56Moderate-

The days ahead

Yesterday measured 52, moderate.

Smoke, the next 42 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 39 or under.

FriSat

Precipitation

What has fallen at Posey Field

None in the last 3 days, to Fri 1 AM. 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 Posey Field, the next 42 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

Airfield

Code
1M4
ICAO
-
IATA
-
Field elevation
930 ft
Serves
Haleyville
Kind
Small airport
Scheduled service
No
Its own instrument
1M4
Wind now
From 200° at 3 mph, read 16 Oct, 01:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
18 / 365,008 ft100 ftAsphalt182° / 2°3 mph head, on 181 mph from the right
18362,000 ftN200° 3 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 Haleyville (1M4), Posey Field's own instrument, measure by measure, on the field's own clock.

Temperature

68 F at 1 AM; 87 F at its warmest, 1 PM Thursday, and 63 F at its coolest, 6 AM Thursday.

Now
68F
1 AM
Highest
87F
1 PM Thursday
Lowest
63F
6 AM Thursday
Temperature and Dew point at Haleyville, temperature from 63.0 to 87.0, the latest 68.0; dew point from 60.0 to 65.0, the latest 61.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF607080903 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16TEMPERATUREDEW 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 78% saturated; the humidity ran from 40% at 1 PM Thursday to 90% at 8 PM Thursday.

Dew point now
61F
1 AM
Humidity now
78%
Humidity, range
40 to 90%
Relative humidity at Haleyville, relative humidity from 40 to 90, the latest 78, in per cent.RELATIVE HUMIDITY%4060801003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

3 mph from the south southwest at 1 AM; at its strongest 7 mph, 1 PM Thursday, and no gust reported.

Now
3mph
from the south southwest
Strongest
7mph
1 PM Thursday
Highest gust
-
none reported
Wind at Haleyville, wind from 0 to 7, the latest 3, in miles an hour.WINDmph024683 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Wind direction at Haleyville, wind direction from 190 to 340, the latest 200, in degrees.WIND DIRECTION°0901802703603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Pressure

30.09 inHg at 1 AM, steady over 3 hours; 0.03 inHg lower than a day before.

Now
30.09inHg
1 AM
3 hours
+0.00inHg
steady
24 hours
-0.03inHg
Pressure, altimeter at Haleyville, pressure, altimeter from 30.08 to 30.18, the latest 30.09, in inches of mercury.PRESSURE, ALTIMETERinHg30.0530.1030.1530.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 9 miles at 11 AM Thursday; 10 miles or more now.

Now
10+mi
Lowest
9mi
11 AM Thursday
Hours under a mile
0
Visibility at Haleyville, visibility from 9.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 6,000 ft at 9 AM Thursday; a base was reported in 1 of the hours.

Lowest base now
-
Lowest in 24 hours
6,000ft
9 AM Thursday
Hours with a base reported
1

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

Haleyville: 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 Posey 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 now4 instruments

Haleyville1M4

At an airfield/0.0 mi away/932 ft/2 ft above here

temp, wind, gust, visibility, precip, pressure

Sudduth Farms ScanSUDA1

At a river or reservoir gauge/10.8 mi away/772 ft/158 ft below here

temp, wind, gust, humidity, pressure

Sudduth FarmsS2179

At a soil climate station/10.8 mi away/772 ft/158 ft below here

temp, humidity, soil temp, soil moisture

Russellville 4 SSE63895

At a climate reference station/13.3 mi away/720 ft/210 ft below here

temp, humidity, wind, solar, precip

measured daily2 instruments

Haleyville 0.3 SSEAL-WN-7

In a volunteer observer's own ground/3.3 mi away/970 ft/40 ft above here

precip, snowfall, snow depth

HaleyvilleHVLA1

At a cooperative observer's station/3.9 mi away/930 ft/level with here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Alabama

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

Near Posey Field

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

Near Posey Field