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Chautauqua County-Jamestown Airport, New York

Medium airport in Chautauqua County, New York

Air quality

The air at Chautauqua County-Jamestown Airport

Index 46, good, led by fine particles. Read at 8 AM from its reporting area, Western New York Region (NY), 36 miles off.

46Good
  • Fine particles (PM2.5)46Good-
  • Ozone20Good21 ppb24.4 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 24, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 2 AM.

FriSat

Precipitation

What has fallen at Chautauqua County-Jamestown Airport

0.07 in in the last 24 hours, 0.08 in over the last 3 days, to Fri 7 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.07in
Last 3 days
0.08in

Visibility

How far you can see at Chautauqua County-Jamestown Airport, the next 43 hours

Visibility stays 3 miles or more through Sun 2 AM, lowest 3 miles Fri 5 PM.

FriSat

Airfield

Code
JHW
ICAO
KJHW
IATA
JHW
Field elevation
1,723 ft
Serves
Jamestown
Kind
Medium airport
Scheduled service
No
Its own instrument
JHW
Wind now
From 210° at 10 mph, read 16 Oct, 07:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
07 / 255,300 ft100 ftAsphalt59° / 239°9 mph head, on 255 mph from the left
13 / 314,499 ft100 ftAsphalt119° / 299°0 mph head, on 1310 mph from the right
072513312,000 ftN210° 10 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 Jamestown (AWOS) (JHW), Chautauqua County-Jamestown Airport's own instrument, measure by measure, on the field's own clock.

Temperature

67 F at 7 AM; 67 F at its warmest, 7 AM, and 48 F at its coolest, 9 AM Thursday.

Now
67F
7 AM
Highest
67F
7 AM
Lowest
48F
9 AM Thursday
Temperature and Dew point at Jamestown (AWOS), temperature from 48.0 to 67.0, the latest 67.0; dew point from 44.8 to 67.0, the latest 67.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF405060709 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 67 F, the air 100% saturated; the humidity ran from 50% at 4 PM Thursday to 100% at 12 AM.

Dew point now
67F
7 AM
Humidity now
100%
Humidity, range
50 to 100%
Relative humidity at Jamestown (AWOS), relative humidity from 50 to 100, the latest 100, in per cent.RELATIVE HUMIDITY%4060801009 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Wind

10 mph from the southwest at 8 AM; at its strongest 13 mph, 11 PM Thursday, with a gust of 22 mph at 10 PM Thursday.

Now
10mph
from the southwest
Strongest
13mph
11 PM Thursday
Highest gust
22mph
10 PM Thursday
Wind and Gust at Jamestown (AWOS), wind from 5 to 13, the latest 10; gust from 17 to 22, the latest 22, in miles an hour.WIND AND GUSTmph5101520259 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMWINDGUST
Wind direction at Jamestown (AWOS), wind direction from 90 to 220, the latest 220, in degrees.WIND DIRECTION°0901802703609 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Pressure

29.71 inHg at 8 AM, falling 0.05 inHg over 3 hours; 0.51 inHg lower than a day before.

Now
29.71inHg
8 AM
3 hours
-0.05inHg
falling
24 hours
-0.51inHg
Pressure, altimeter at Jamestown (AWOS), pressure, altimeter from 29.71 to 30.22, the latest 29.71, in inches of mercury.PRESSURE, ALTIMETERinHg29.6029.8030.0030.2030.409 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Visibility

Down to 3 miles at 3 AM; 10 miles or more now.

Now
10+mi
Lowest
3mi
3 AM
Hours under a mile
0
Visibility at Jamestown (AWOS), visibility from 3.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5109 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 300 ft at 2 AM; a base was reported in 22 of the hours.

Lowest base now
1,300ft
Lowest in 24 hours
300ft
2 AM
Hours with a base reported
22
Lowest cloud base at Jamestown (AWOS), lowest cloud base from 300 to 10,000, the latest 1,300, in feet.LOWEST CLOUD BASEft02,5005,0007,50010,0009 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMMVFRVFR

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

Precipitation

0.12 in measured in the gauge, the most, 0.08 in, in the hour to 2 AM.

Last 24 hours
0.12in
Wettest hour
0.08in
2 AM
Hours with some
6
Precipitation at Jamestown (AWOS), precipitation from 0.00 to 0.08, the latest 0.02, in inches.PRECIPITATIONin0.000.030.050.070.109 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Jamestown (AWOS): 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 Chautauqua County-Jamestown Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now2 instruments

Jamestown (AWOS)JHW

At an airfield/0.2 mi away/1,722 ft/1 ft below here

temp, wind, gust, visibility, precip, pressure

Cattaraugus 3WCTGN6

At a river or reservoir gauge/21.8 mi away/1,696 ft/27 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Jamestown 4.0 NNY-CQ-20

In a volunteer observer's own ground/0.3 mi away/1,692 ft/31 ft below here

precip, snowfall, snow depth

JamestownJSTN6

At a cooperative observer's station/5.8 mi away/1,252 ft/471 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Jamestown (JSTN6), 5.8 miles from here, read 16 Oct, 07:00. measured daily

Elsewhere in New York

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

Near Chautauqua County-Jamestown Airport

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

Near Chautauqua County-Jamestown Airport