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Hamilton, North Dakota

City in Pembina County, North Dakota

Air quality

The air at Hamilton

Index 21, good, led by fine particles. Read at 12 AM from its reporting area, Red River Valley North (MN), 36 miles off.

21Good
  • Fine particles (PM2.5)21Good-
  • Ozone18Good-

The days ahead

Good each day through Wed Oct 21, led by ozone. Yesterday measured 19, good.

Smoke, the next 44 hours

Little smoke near the ground through Sun 7 PM: the index from smoke stays at 6 or under.

SatSun

Precipitation

What has fallen at Hamilton

None in the last 24 hours; 0.02 in over the last 3 days, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.02in

Visibility

How far you can see at Hamilton, the next 44 hours

Visibility stays 10 miles or more through Sun 7 PM.

SatSun

On the radar over Hamilton, North DakotaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 4 instruments nearest Hamilton, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.8 miles away.

measured now2 instruments

Cavalier2C8

At an airfield/8.4 mi away/892 ft/67 ft above here

temp, wind, gust, visibility, precip, pressure

Rank202of 311

Bowesmont I-29 MP 196ND011

Beside a road/13.8 mi away/793 ft/32 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Cavalier 0.2 ENEND-PM-4

In a volunteer observer's own ground/7.8 mi away/888 ft/63 ft above here

precip, snowfall, snow depth

Rank-

CavalierCVLN8

At a cooperative observer's station/11.9 mi away/889 ft/64 ft above here

snowfall, snow depth, precip, high, low

Rank10of 311

Station report

The weather at Cavalier, drawn

The nearest airport reporting now, 8.4 mi from Hamilton, North Dakota. From its report of Oct 17, 2026, 12:35 AM 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 Cavalier, 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 2C8FIG. A THE SKY OVER CAVALIERSECTION, 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 MORE0510TITLECavalier, the skySTATION REPORT · ASOS 2C8TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-2C8-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

39.2 F with a dew point of 35.6 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up.

Chart of the air at Cavalier: temperature 39.2 degrees Fahrenheit and dew point 35.6, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 2C8FIG. B THE AIR AT CAVALIERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 800 FT ABOVE THE STATION, AT 34.8 FTEMPERATURE 39.2 FDEW POINT 35.6 FSPREAD 3.6 FRELATIVE HUMIDITY 87 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 POINTTITLECavalier, the airSTATION REPORT · ASOS 2C8TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-2C8-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (200 degrees) at 12 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Cavalier, north up: blowing from 200 degrees, the south southwest, at 12 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 2C8FIG. C THE WIND AT CAVALIERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 200°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECavalier, the windSTATION REPORT · ASOS 2C8TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-2C8-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Cavalier, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Cavalier (CVLN8), 11.9 miles from here, read 16 Oct, 07:00. measured daily

Elsewhere in North Dakota

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

Near Hamilton

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

Near Hamilton

River and lake gauges