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Charlestown, New Hampshire

Community in Sullivan County, New Hampshire

Air quality

The air at Charlestown

Index 25, good, led by fine particles. Read at 3 AM from its reporting area, Cheshire County (NH), 24 miles off.

25Good
  • Fine particles (PM2.5)25Good-
  • Ozone5Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 28, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Charlestown

None in the last 24 hours; 0.76 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.76in

Visibility

How far you can see at Charlestown, the next 41 hours

Mist or haze: visibility falls to 1 miles Fri 7 AM.

FriSat

On the radar over Charlestown, New HampshireReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Charlestown, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.4 miles away.

measured now4 instruments

measured daily2 instruments

Walpole 2 S NeppWPSN3

At a cooperative observer's station/14.1 mi away/623 ft/240 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Keene/Dillant(AWOS), drawn

The nearest airport reporting now, 24.5 mi from Charlestown, New Hampshire. From its report of Oct 16, 2026, 3:56 AM local time: 3 of its 6 sheets.

The sky

Overcast at 6,000 ft; the ceiling is 6,000 ft; visibility 10 mi or more.

Section of the sky over Keene/Dillant(AWOS), height above the station to scale: overcast cloud with its base at 6,000 feet, the ceiling at 6,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EENFIG. A THE SKY OVER KEENE/DILLANT(AWOS)SECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 6,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 6,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEKeene/Dillant(AWOS), the skySTATION REPORT · ASOS EENTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-EEN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

45.0 F with a dew point of 44.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 6,000 ft.

Chart of the air at Keene/Dillant(AWOS): temperature 45.0 degrees Fahrenheit and dew point 44.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 6,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EENFIG. B THE AIR AT KEENE/DILLANT(AWOS)THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 FSATURATES 200 FT ABOVE THE STATION, AT 43.8 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, OVC 6,000 FTTEMPERATURE AND DEW POINT 45.0 F, 44.0 FRELATIVE HUMIDITY 96 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEKeene/Dillant(AWOS), the airSTATION REPORT · ASOS EENTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-EEN-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Keene/Dillant(AWOS), north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EENFIG. C THE WIND AT KEENE/DILLANT(AWOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEKeene/Dillant(AWOS), the windSTATION REPORT · ASOS EENTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-EEN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Keene/Dillant(AWOS), in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in New Hampshire

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

Near Charlestown

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

Near Charlestown

River and lake gauges