Storm Station
Sign in

Cottonwood, Idaho

City in Idaho County, Idaho

Air quality

The air at Cottonwood

Index 16, good, led by fine particles. Read at 8 PM from its reporting area, Grangeville (ID), 14 miles off.

16Good
  • Fine particles (PM2.5)16Good-

The days ahead

Good each day through Tue Oct 20, led by fine particles. Yesterday measured 17, good.

Smoke, the next 46 hours

Smoke near the ground peaks at index 66, moderate, Fri 3 AM.

ThuFriSat

Precipitation

What has fallen at Cottonwood

None in the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Cottonwood, the next 46 hours

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

On the radar over Cottonwood, IdahoReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Cottonwood, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.4 miles away.

measured now4 instruments

GrangevilleGIC

At an airfield/13.3 mi away/3,314 ft/235 ft below here

temp, wind, gust, visibility, precip, pressure

Rank521of 833

measured daily2 instruments

Cottonwood 2 WswCTNI1

At a cooperative observer's station/2.4 mi away/3,956 ft/407 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at D2 - Frei Hill, drawn

The nearest instrument reporting now, 4.1 mi from Cottonwood, Idaho. From its report of Oct 15, 2026, 7:30 PM local time: 3 of its 6 sheets.

The sky

No cloud reported; visibility 1.25 mi.

Section of the sky over D2 - Frei Hill, height above the station to scale: no cloud reported, and visibility of 1.25 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ITD75FIG. A THE SKY OVER D2 - FREI HILLSECTION, 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 STATIONNO CLOUD REPORTEDVISIBILITY, MILES: 1.25 MI0510TITLED2 - Frei Hill, the skySTATION REPORT · RWIS ITD75TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ITD75-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

48.6 F with a dew point of 34.2 F, 57 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,300 ft up.

Chart of the air at D2 - Frei Hill: temperature 48.6 degrees Fahrenheit and dew point 34.2, 57 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ITD75FIG. B THE AIR AT D2 - FREI HILLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00020 F30 F40 F50 F60 FSATURATES 3,300 FT ABOVE THE STATION, AT 31.1 FTEMPERATURE 48.6 FDEW POINT 34.2 FSPREAD 14.4 FRELATIVE HUMIDITY 57 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 POINTTITLED2 - Frei Hill, the airSTATION REPORT · RWIS ITD75TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ITD75-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (57 degrees) at 2 mph, gusting 3 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 12 mph.

Plan of the wind at D2 - Frei Hill, north up: blowing from 57 degrees, the east northeast, at 2 miles an hour, gusting 3; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ITD75FIG. C THE WIND AT D2 - FREI HILLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 57°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLED2 - Frei Hill, the windSTATION REPORT · RWIS ITD75TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ITD75-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The full report of D2 - Frei Hill, in 6 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in Idaho

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

Near Cottonwood

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

Near Cottonwood

River and lake gauges