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Butler Co Regional Airport - Hogan Field, Ohio

Small airport in Butler County, Ohio

Air quality

The air at Butler Co Regional Airport - Hogan Field

Index 55, moderate, led by fine particles. Read at 5 AM from its reporting area, Cincinnati (OH), 18 miles off.

55Moderate
  • Fine particles (PM2.5)55Moderate23.5 mi
  • Ozone22Good-

The days ahead

Moderate each day through Today, led by fine particles. Yesterday measured 52, moderate.

Smoke, the next 46 hours

No smoke near the ground through Sun 2 AM.

FriSat

Precipitation

What has fallen at Butler Co Regional Airport - Hogan Field

None in the last 24 hours; 0.39 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.39in

Visibility

How far you can see at Butler Co Regional Airport - Hogan Field, the next 46 hours

Visibility stays 8 miles or more through Sun 2 AM, lowest 9 miles Fri 7 AM.

FriSat

Airfield

Code
HAO
ICAO
KHAO
IATA
HAO
Field elevation
633 ft
Serves
Hamilton
Kind
Small airport
Scheduled service
No
Its own instrument
HAO
Wind now
Variable at 5 mph, read 16 Oct, 04:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
12 / 305,500 ft100 ftAsphalt111° / 291°--
12302,000 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 Hamilton (HAO), Butler Co Regional Airport - Hogan Field's own instrument, measure by measure, on the field's own clock.

Temperature

71 F at 5 AM; 74 F at its warmest, 11 PM Thursday, and 62 F at its coolest, 8 AM Thursday.

Now
71F
5 AM
Highest
74F
11 PM Thursday
Lowest
62F
8 AM Thursday
Temperature and Dew point at Hamilton, temperature from 62.0 to 74.0, the latest 71.0; dew point from 57.0 to 69.0, the latest 65.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF55606570756 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 65 F, the air 81% saturated; the humidity ran from 77% at 4 PM Thursday to 93% at 10 PM Thursday.

Dew point now
65F
5 AM
Humidity now
81%
Humidity, range
77 to 93%
Relative humidity at Hamilton, relative humidity from 77 to 93, the latest 81, in per cent.RELATIVE HUMIDITY%75808590956 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

4 mph from the southwest at 5 AM; at its strongest 7 mph, 9 AM Thursday, and no gust reported.

Now
4mph
from the southwest
Strongest
7mph
9 AM Thursday
Highest gust
-
none reported
Wind at Hamilton, wind from 0 to 7, the latest 4, in miles an hour.WINDmph024686 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Wind direction at Hamilton, wind direction from 60 to 240, the latest 220, in degrees.WIND DIRECTION°0901802703606 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Pressure

29.87 inHg at 5 AM, steady over 3 hours; 0.25 inHg lower than a day before.

Now
29.87inHg
5 AM
3 hours
+0.00inHg
steady
24 hours
-0.25inHg
Pressure, altimeter at Hamilton, pressure, altimeter from 29.86 to 30.13, the latest 29.87, in inches of mercury.PRESSURE, ALTIMETERinHg29.8029.9030.0030.1030.206 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 6 miles at 10 PM Thursday; 10 miles or more now.

Now
10+mi
Lowest
6mi
10 PM Thursday
Hours under a mile
0
Visibility at Hamilton, visibility from 6.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 1,300 ft at 8 AM Thursday; a base was reported in 23 of the hours.

Lowest base now
2,400ft
Lowest in 24 hours
1,300ft
8 AM Thursday
Hours with a base reported
23
Lowest cloud base at Hamilton, lowest cloud base from 1,300 to 11,000, the latest 2,400, in feet.LOWEST CLOUD BASEft02,5005,0007,50010,00012,5006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMMVFRVFR

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

Hamilton: 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 Butler Co Regional Airport - Hogan 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 now3 instruments

HamiltonHAO

At an airfield/0.0 mi away/617 ft/16 ft below here

temp, wind, gust, visibility, precip, pressure

72-IR75 MM 19OH064

Beside a road/5.9 mi away/637 ft/4 ft above here

temp, pavement temp, wind, visibility, precip

AmeliaAMEO1

At a river or reservoir gauge/28.7 mi away/877 ft/244 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Hamilton 1.3 ESEOH-BT-5

In a volunteer observer's own ground/1.7 mi away/631 ft/2 ft below here

precip, snowfall, snow depth

FairfieldFRFO1

At a cooperative observer's station/3.2 mi away/574 ft/59 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Ohio

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

Near Butler Co Regional Airport - Hogan Field

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

Near Butler Co Regional Airport - Hogan Field