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Skyhaven Airport, New Hampshire

Small airport in Strafford County, New Hampshire

Air quality

The air at Skyhaven Airport

Index 28, good, led by fine particles. Read at 12 AM from its reporting area, Coastal Rockingham County (NH), 20 miles off.

28Good
  • Fine particles (PM2.5)28Good16.9 mi
  • Ozone5Good1 ppb16.9 mi
  • Coarse particles (PM10)10Good16.9 mi
  • Sulfur dioxide1Good1.8 ppb16.9 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 21, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Skyhaven Airport

None in the last 24 hours; 0.65 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.65in

Visibility

How far you can see at Skyhaven Airport, the next 44 hours

Dense fog: visibility falls to 0.1 miles Fri 1 PM, under a mile for 2 hours.

FriSat

Airfield

Code
DAW
ICAO
KDAW
IATA
-
Field elevation
322 ft
Serves
Rochester
Kind
Small airport
Scheduled service
No
Its own instrument
DAW
Wind now
Calm, read 15 Oct, 23:51

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
15 / 334,201 ft75 ftAsphalt131° / 311°CalmCalm
15331,000 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 Rochester (Was 6B1) (DAW), Skyhaven Airport's own instrument, measure by measure, on the field's own clock.

Temperature

40 F at 12 AM; 61 F at its warmest, 12 PM Thursday, and 40 F at its coolest, 12 AM.

Now
40F
12 AM
Highest
61F
12 PM Thursday
Lowest
40F
12 AM
Temperature and Dew point at Rochester (Was 6B1), temperature from 40.0 to 61.0, the latest 40.0; dew point from 35.0 to 46.0, the latest 39.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF30405060703 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16FREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 39 F, the air 96% saturated; the humidity ran from 38% at 2 PM Thursday to 96% at 12 AM.

Dew point now
39F
12 AM
Humidity now
96%
Humidity, range
38 to 96%
Relative humidity at Rochester (Was 6B1), relative humidity from 38 to 96, the latest 96, in per cent.RELATIVE HUMIDITY%204060801003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

2 mph from the northwest at 12 AM; at its strongest 9 mph, 9 AM Thursday, with a gust of 23 mph at 5 AM Thursday.

Now
2mph
from the northwest
Strongest
9mph
9 AM Thursday
Highest gust
23mph
5 AM Thursday
Wind and Gust at Rochester (Was 6B1), wind from 0 to 9, the latest 2; gust from 17 to 23, the latest 20, in miles an hour.WIND AND GUSTmph01020303 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Rochester (Was 6B1), wind direction from 240 to 340, 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

30.14 inHg at 12 AM, falling 0.04 inHg over 3 hours; 0.15 inHg higher than a day before.

Now
30.14inHg
12 AM
3 hours
-0.04inHg
falling
24 hours
+0.15inHg
Pressure, altimeter at Rochester (Was 6B1), pressure, altimeter from 29.99 to 30.20, the latest 30.14, in inches of mercury.PRESSURE, ALTIMETERinHg29.9030.0030.1030.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

10 miles or more every hour.

Now
10+mi
Lowest
10+mi
Hours under a mile
0
Visibility at Rochester (Was 6B1), visibility from 10.0 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 4,500 ft at 6 AM Thursday; a base was reported in 4 of the hours.

Lowest base now
-
Lowest in 24 hours
4,500ft
6 AM Thursday
Hours with a base reported
4
Lowest cloud base at Rochester (Was 6B1), lowest cloud base from 4,500 to 4,800, the latest 4,500, in feet.LOWEST CLOUD BASEft4,5004,6004,7004,8003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16VFR

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

Rochester (Was 6B1): every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest Skyhaven Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

Rochester (Was 6B1)DAW

At an airfield/0.5 mi away/341 ft/19 ft above here

temp, wind, gust, visibility, precip, pressure

Durham 2 N54794

At a climate reference station/7.9 mi away/119 ft/203 ft below here

temp, humidity, wind, solar, precip

Little Bay NH-16NHLBY

Beside a road/12.8 mi away/30 ft/292 ft below here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Somersworth 1.6 NNH-ST-1

In a volunteer observer's own ground/2.1 mi away/194 ft/128 ft below here

precip, snowfall, snow depth

DurhamDURN3

At a cooperative observer's station/9.3 mi away/112 ft/210 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in New Hampshire

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

Near Skyhaven Airport

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

Near Skyhaven Airport