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Rantoul National Aviation Center - Frank Elliot field, Illinois

Small airport in Champaign County, Illinois

Air quality

The air at Rantoul National Aviation Center - Frank Elliot field

Index 21, good, led by fine particles. Read at 12 AM from its reporting area, Champaign (IL), 9 miles off.

21Good
  • Fine particles (PM2.5)21Good20.5 mi
  • Ozone11Good10 ppb4 mi

The days ahead

Good each day through Mon Oct 19, led by fine particles. Yesterday measured 43, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Rantoul National Aviation Center - Frank Elliot field

0.12 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.12in
Last 3 days
0.12in

Visibility

How far you can see at Rantoul National Aviation Center - Frank Elliot field, the next 43 hours

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

FriSat

Airfield

Code
TIP
ICAO
KTIP
IATA
-
Field elevation
737 ft
Serves
Rantoul
Kind
Small airport
Scheduled service
No
Its own instrument
TIP
Wind now
From 310° at 15 mph, read 16 Oct, 00:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
09 / 275,001 ft75 ftAsphalt90° / 270°11 mph head, on 2710 mph from the right
18 / 36 unlit4,894 ft75 ftConcrete180° / 0°10 mph head, on 3611 mph from the left
092718362,000 ftN310° 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 Rantoul (TIP), Rantoul National Aviation Center - Frank Elliot field's own instrument, measure by measure, on the field's own clock.

Temperature

58 F at 12 AM; 71 F at its warmest, 12 PM Thursday, and 58 F at its coolest, 12 AM.

Now
58F
12 AM
Highest
71F
12 PM Thursday
Lowest
58F
12 AM
Temperature and Dew point at Rantoul, temperature from 57.5 to 71.1, the latest 57.5; dew point from 57.3 to 70.7, the latest 57.3, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF55606570753 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 57 F, the air 99% saturated; the humidity ran from 77% at 12 PM Thursday to 100% at 3 PM Thursday.

Dew point now
57F
12 AM
Humidity now
99%
Humidity, range
77 to 100%
Relative humidity at Rantoul, relative humidity from 77 to 100, the latest 99, in per cent.RELATIVE HUMIDITY%7080901003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

16 mph from the northwest at 12 AM; at its strongest 16 mph, 12 AM, with a gust of 29 mph at 12 AM.

Now
16mph
from the northwest
Strongest
16mph
12 AM
Highest gust
29mph
12 AM
Wind and Gust at Rantoul, wind from 3 to 16, the latest 16; gust from 16 to 29, the latest 29, in miles an hour.WIND AND GUSTmph01020303 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Rantoul, wind direction from 50 to 310, the latest 310, 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

29.93 inHg at 12 AM, rising 0.07 inHg over 3 hours; 0.18 inHg lower than a day before.

Now
29.93inHg
12 AM
3 hours
+0.07inHg
rising
24 hours
-0.18inHg
Pressure, altimeter at Rantoul, pressure, altimeter from 29.84 to 30.12, the latest 29.93, 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 3 miles at 7 AM Thursday; 4 miles now.

Now
4mi
Lowest
3mi
7 AM Thursday
Hours under a mile
0
Visibility at Rantoul, visibility from 3.0 to 10.0, the latest 4.0, 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 400 ft at 3 PM Thursday; a base was reported in 22 of the hours.

Lowest base now
-
Lowest in 24 hours
400ft
3 PM Thursday
Hours with a base reported
22
Lowest cloud base at Rantoul, lowest cloud base from 400 to 9,000, the latest 800, in feet.LOWEST CLOUD BASEft02,5005,0007,50010,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16MVFRVFR

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

Precipitation

0.06 in measured in the gauge, the most, 0.05 in, in the hour to 2 PM Thursday.

Last 24 hours
0.06in
Wettest hour
0.05in
2 PM Thursday
Hours with some
2
Precipitation at Rantoul, precipitation from 0.00 to 0.05, the latest 0.01, in inches.PRECIPITATIONin0.000.030.050.070.103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Rantoul: 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 Rantoul National Aviation Center - Frank Elliot 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

RantoulTIP

At an airfield/0.0 mi away/738 ft/1 ft above here

temp, wind, gust, visibility, precip, pressure

Urbana [CCOOP]URBI2

At a river or reservoir gauge/15.4 mi away/722 ft/15 ft below here

temp, wind, gust, humidity, pressure

Champaign 9 SW54808

At a climate reference station/20.7 mi away/700 ft/37 ft below here

temp, humidity, wind, solar, precip

measured daily2 instruments

RantoulRANI2

At a cooperative observer's station/1.6 mi away/768 ft/31 ft above here

snowfall, snow depth, precip, high, low

Rantoul 1.2 NEIL-CP-159

In a volunteer observer's own ground/1.7 mi away/749 ft/12 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Rantoul (RANI2), 1.6 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 Rantoul National Aviation Center - Frank Elliot field

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

Near Rantoul National Aviation Center - Frank Elliot field