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Bicycle Lake Army Air Field, California

Medium airport in San Bernardino County, California

Air quality

The air at Bicycle Lake Army Air Field

Index 35, good, led by ozone. Read at 9 PM from its reporting area, Barstow (CA), 35 miles off.

35Good
  • Ozone35Good-
  • Coarse particles (PM10)11Good-

The days ahead

Good each day through Fri Oct 16, led by nitrogen dioxide. Yesterday measured 38, good.

Smoke, the next 44 hours

Smoke near the ground peaks at index 55, moderate, Sat 12 AM.

FriSat

Precipitation

What has fallen at Bicycle Lake Army Air Field

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 Bicycle Lake Army Air Field, the next 44 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

Airfield

Code
BYS
ICAO
KBYS
IATA
BYS
Field elevation
2,350 ft
Serves
Fort Irwin/Barstow
Kind
Medium airport
Scheduled service
No
Its own instrument
BYS
Wind now
From 30° at 13 mph, read 15 Oct, 20:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
04 / 229,631 ft175 ftGRE51° / 231°12 mph head, on 045 mph from the left
13 / 31 unlit6,124 ft175 ftGRE141° / 321°5 mph head, on 3112 mph from the right
042213312,500 ftN30° 13 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 Bicycle Lake (BYS), Bicycle Lake Army Air Field's own instrument, measure by measure, on the field's own clock.

Temperature

73 F at 7 PM; 81 F at its warmest, 3 PM, and 51 F at its coolest, 3 AM.

Now
73F
7 PM
Highest
81F
3 PM
Lowest
51F
3 AM
Temperature and Dew point at Bicycle Lake, temperature from 50.7 to 81.0, the latest 72.5; dew point from 29.7 to 38.3, the latest 36.7, 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 37 F, the air 27% saturated; the humidity ran from 18% at 3 PM to 53% at 11 PM Wednesday.

Dew point now
37F
7 PM
Humidity now
27%
Humidity, range
18 to 53%
Relative humidity at Bicycle Lake, relative humidity from 18 to 53, the latest 27, in per cent.RELATIVE HUMIDITY%102030405060Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

10 mph from the northeast at 7 PM; at its strongest 24 mph, 3 PM, with a gust of 33 mph at 3 PM.

Now
10mph
from the northeast
Strongest
24mph
3 PM
Highest gust
33mph
3 PM
Wind and Gust at Bicycle Lake, wind from 0 to 24, the latest 10; gust from 21 to 33, the latest 31, in miles an hour.WIND AND GUSTmph010203040Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at Bicycle Lake, wind direction from 10 to 350, the latest 50, 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

30.14 inHg at 7 PM, rising 0.03 inHg over 3 hours; 0.01 inHg lower than a day before.

Now
30.14inHg
7 PM
3 hours
+0.03inHg
rising
24 hours
-0.01inHg
Pressure, altimeter at Bicycle Lake, pressure, altimeter from 30.11 to 30.22, the latest 30.14, in inches of mercury.PRESSURE, ALTIMETERinHg30.1030.1530.2030.25Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 8 miles at 11 PM Wednesday; 10 miles or more now.

Now
10+mi
Lowest
8mi
11 PM Wednesday
Hours under a mile
0
Visibility at Bicycle Lake, visibility from 8.0 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

Bicycle Lake: 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 Bicycle Lake Army Air 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

Bicycle LakeBYS

At an airfield/0.0 mi away/2,349 ft/1 ft below here

temp, wind, gust, visibility, precip, pressure

Zzyzx Field StationZZYC1

At a river or reservoir gauge/25.2 mi away/2,093 ft/257 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Barstow Fire StationBARC1

At a fire lookout or ranger station/35.1 mi away/2,392 ft/42 ft above here

snowfall, snow depth, precip, high, low

Barstow 3.0 ECA-SR-104

In a volunteer observer's own ground/35.1 mi away/2,393 ft/43 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Barstow Fire Station (BARC1), 35.1 miles from here, read 14 Oct, 10:00. measured daily

Elsewhere in California

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

Near Bicycle Lake Army Air Field

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

Near Bicycle Lake Army Air Field