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Chico Regional Airport, California

Small airport in Butte County, California

Air quality

The air at Chico Regional Airport

Index 31, good, led by ozone. Read at 8 PM from its reporting area, Chico (CA), 3 miles off.

31Good
  • Fine particles (PM2.5)9Good-
  • Ozone31Good-
  • Coarse particles (PM10)25Good-

The days ahead

Good each day through Fri Oct 16, led by ozone. Yesterday measured 32, good.

Smoke, the next 45 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Chico Regional Airport

None in the last 3 days, to Thu 8 PM. 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 Chico Regional Airport, the next 45 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

Airfield

Code
CIC
ICAO
KCIC
IATA
CIC
Field elevation
240 ft
Serves
Chico
Kind
Small airport
Scheduled service
No
Its own instrument
CIC
Wind now
-

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
13L / 31R6,724 ft150 ftAsphalt147° / 327°--
13R / 31L unlit3,000 ft60 ftAsphalt147° / 327°--
13L31R13R31L2,000 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 Chico Municipal (CIC), Chico Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

90 F at 5 PM; 93 F at its warmest, 3 PM, and 53 F at its coolest, 6 AM.

Now
90F
5 PM
Highest
93F
3 PM
Lowest
53F
6 AM
Temperature and Dew point at Chico Municipal, temperature from 53.2 to 93.2, the latest 89.6; dew point from 28.4 to 39.2, the latest 28.4, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 28 F, the air 11% saturated; the humidity ran from 11% at 4 PM to 51% at 6 AM.

Dew point now
28F
5 PM
Humidity now
11%
Humidity, range
11 to 51%
Relative humidity at Chico Municipal, relative humidity from 11 to 51, the latest 11, in per cent.RELATIVE HUMIDITY%0204060Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

18 mph from the west northwest at 5 PM; at its strongest 18 mph, 3 PM, with a gust of 23 mph at 4 PM.

Now
18mph
from the west northwest
Strongest
18mph
3 PM
Highest gust
23mph
4 PM
Wind and Gust at Chico Municipal, wind from 0 to 18, the latest 18; gust from 20 to 23, the latest 23, in miles an hour.WIND AND GUSTmph0102030Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at Chico Municipal, wind direction from 270 to 350, the latest 300, 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

30.07 inHg at 5 PM, falling 0.03 inHg over 3 hours; 0.09 inHg lower than a day before.

Now
30.07inHg
5 PM
3 hours
-0.03inHg
falling
24 hours
-0.09inHg
Pressure, altimeter at Chico Municipal, pressure, altimeter from 30.07 to 30.21, the latest 30.07, in inches of mercury.PRESSURE, ALTIMETERinHg30.0530.1030.1530.2030.25Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 2 miles at 2 AM; 10 miles or more now.

Now
10+mi
Lowest
2mi
2 AM
Hours under a mile
0
Visibility at Chico Municipal, visibility from 1.8 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

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

Chico Municipal: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 4 instruments nearest Chico Regional 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 now2 instruments

Chico MunicipalCIC

At an airfield/0.0 mi away/240 ft/level with here

temp, wind, gust, visibility, precip, pressure

Cohasset RAWSCSTC1

A remote fire weather station/7.0 mi away/1,699 ft/1,459 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Chico 2.9 WCA-BT-9

In a volunteer observer's own ground/3.2 mi away/190 ft/50 ft below here

precip, snowfall, snow depth

Chico University FarmCHUC1

On a college campus/7.5 mi away/186 ft/54 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in California

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

Near Chico Regional Airport

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

Near Chico Regional Airport