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Galesburg Regional HW Timmons Airport, Illinois

Small airport in Knox County, Illinois

Air quality

The air at Galesburg Regional HW Timmons Airport

Index 11, good, led by ozone. Read at 12 AM from its reporting area, Rock Island-Moline (IL), 27 miles off.

11Good
  • Fine particles (PM2.5)7Good-
  • Ozone11Good-

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 32, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Galesburg Regional HW Timmons Airport

0.98 in in the last 24 hours, 1.20 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.98in
Last 3 days
1.20in

Visibility

How far you can see at Galesburg Regional HW Timmons Airport, the next 43 hours

Visibility stays 6 miles or more through Sat 7 PM, lowest 7 miles Fri 11 AM.

FriSat

Airfield

Code
GBG
ICAO
KGBG
IATA
GBG
Field elevation
764 ft
Serves
Galesburg
Kind
Small airport
Scheduled service
No
Its own instrument
GBG
Wind now
From 300° at 15 mph, read 16 Oct, 00:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
03 / 215,792 ft150 ftAsphalt28° / 208°1 mph head, on 0315 mph from the left
10 / 283,600 ft100 ftAsphalt101° / 281°14 mph head, on 285 mph from the right
032110282,000 ftN300° 15 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 Galesburg (GBG), Galesburg Regional HW Timmons Airport's own instrument, measure by measure, on the field's own clock.

Temperature

52 F at 1 AM; 66 F at its warmest, 6 PM Thursday, and 51 F at its coolest, 12 AM.

Now
52F
1 AM
Highest
66F
6 PM Thursday
Lowest
51F
12 AM
Temperature and Dew point at Galesburg, temperature from 51.3 to 65.6, the latest 51.6; dew point from 48.6 to 65.6, the latest 49.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF4550556065703 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 49 F, the air 91% saturated; the humidity ran from 88% at 2 AM Thursday to 100% at 10 AM Thursday.

Dew point now
49F
1 AM
Humidity now
91%
Humidity, range
88 to 100%
Relative humidity at Galesburg, relative humidity from 88 to 100, the latest 91, in per cent.RELATIVE HUMIDITY%8590951003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

14 mph from the west northwest at 1 AM; at its strongest 20 mph, 9 PM Thursday, with a gust of 33 mph at 8 PM Thursday.

Now
14mph
from the west northwest
Strongest
20mph
9 PM Thursday
Highest gust
33mph
8 PM Thursday
Wind and Gust at Galesburg, wind from 0 to 20, the latest 14; gust from 16 to 33, the latest 21, in miles an hour.WIND AND GUSTmph0102030403 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Galesburg, wind direction from 80 to 300, the latest 300, 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

30.04 inHg at 1 AM, rising 0.04 inHg over 3 hours; 0.09 inHg lower than a day before.

Now
30.04inHg
1 AM
3 hours
+0.04inHg
rising
24 hours
-0.09inHg
Pressure, altimeter at Galesburg, pressure, altimeter from 29.85 to 30.13, the latest 30.04, in inches of mercury.PRESSURE, ALTIMETERinHg29.8029.9030.0030.1030.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 1 miles at 2 PM Thursday; 10 miles or more now.

Now
10+mi
Lowest
1mi
2 PM Thursday
Hours under a mile
0
Visibility at Galesburg, visibility from 1.3 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 200 ft at 2 PM Thursday; a base was reported in 23 of the hours.

Lowest base now
1,700ft
Lowest in 24 hours
200ft
2 PM Thursday
Hours with a base reported
23
Lowest cloud base at Galesburg, lowest cloud base from 200 to 2,000, the latest 1,700, in feet.LOWEST CLOUD BASEft05001,0001,5002,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFR

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

Galesburg: 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 Galesburg Regional HW Timmons 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

GalesburgGBG

At an airfield/0.0 mi away/804 ft/40 ft above here

temp, wind, gust, visibility, precip, pressure

measured daily2 instruments

Galesburg 0.8 WNWIL-KX-3

In a volunteer observer's own ground/2.3 mi away/787 ft/23 ft above here

precip, snowfall, snow depth

GalesburgGBGI2

At a cooperative observer's station/2.5 mi away/761 ft/3 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Galesburg (GBGI2), 2.5 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Illinois

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

Near Galesburg Regional HW Timmons Airport

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

Near Galesburg Regional HW Timmons Airport