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North Grosvenor Dale, Connecticut

Community in Windham County, Connecticut

Air quality

The air at North Grosvenor Dale

Index 23, good, led by ozone. Read at 6 PM from its reporting area, Western (RI), 19 miles off.

23Good
  • Fine particles (PM2.5)9Good-
  • Ozone23Good-

The days ahead

Good each day through Tue Oct 20, led by ozone. Yesterday measured 22, good.

Smoke, the next 45 hours

No smoke near the ground through Mon 2 PM.

SatSunMon

Precipitation

What has fallen at North Grosvenor Dale

0.32 in in the last 24 hours, 0.59 in over the last 3 days, to Sat 5 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.32in
Last 3 days
0.59in

Visibility

How far you can see at North Grosvenor Dale, the next 45 hours

Visibility stays 9 miles or more through Mon 2 PM, lowest 10 miles Mon 8 AM.

SatSunMon

On the radar over North Grosvenor Dale, ConnecticutReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest North Grosvenor Dale, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.8 miles away.

measured now4 instruments

measured daily2 instruments

Woodstock 0.5 NCT-WN-28

In a volunteer observer's own ground/4.3 mi away/498 ft/149 ft above here

precip, snowfall, snow depth

Rank82of 378

Station report

The weather at Willimantic (ASOS), drawn

The nearest airport reporting now, 22.2 mi from North Grosvenor Dale, Connecticut. From its report of Oct 17, 2026, 6:52 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Willimantic (ASOS), height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IJDFIG. A THE SKY OVER WILLIMANTIC (ASOS)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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEWillimantic (ASOS), the skySTATION REPORT · ASOS IJDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-IJD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

43.0 F with a dew point of 28.0 F, 55 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,400 ft up.

Chart of the air at Willimantic (ASOS): temperature 43.0 degrees Fahrenheit and dew point 28.0, 55 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IJDFIG. B THE AIR AT WILLIMANTIC (ASOS)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 STATION01,0002,0003,0004,0005,00010 F20 F30 F40 F50 FSATURATES 3,400 FT ABOVE THE STATION, AT 24.9 FTEMPERATURE 43.0 FDEW POINT 28.0 FSPREAD 15.0 FRELATIVE HUMIDITY 55 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 POINTTITLEWillimantic (ASOS), the airSTATION REPORT · ASOS IJDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-IJD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 31 mph.

Plan of the wind at Willimantic (ASOS), north up: blowing from 350 degrees, the north, at 5 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT IJDFIG. C THE WIND AT WILLIMANTIC (ASOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWillimantic (ASOS), the windSTATION REPORT · ASOS IJDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-IJD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Willimantic (ASOS), in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Connecticut

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

Near North Grosvenor Dale

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

Near North Grosvenor Dale

River and lake gauges