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Jamaica, Iowa

City in Guthrie County, Iowa

Air quality

The air at Jamaica

Index 24, good, led by fine particles. Read at 1 AM from its reporting area, Des Moines (IA), 40 miles off.

24Good
  • Fine particles (PM2.5)24Good-
  • Ozone17Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 13, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Jamaica

0.91 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.91in
Last 3 days
0.91in

Visibility

How far you can see at Jamaica, the next 43 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Sat 2 AM.

FriSat

On the radar over Jamaica, IowaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest Jamaica, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.3 miles away.

measured now5 instruments

PerryPRO

At an airfield/7.7 mi away/1,004 ft/35 ft below here

temp, wind, gust, visibility, precip, pressure

Rank638of 1,060

Ames ScanAMMI4

At a river or reservoir gauge/31.7 mi away/1,073 ft/34 ft above here

temp, wind, gust, humidity, pressure

Rank720of 1,060

AmesS2031

At a soil climate station/32.0 mi away/1,073 ft/34 ft above here

temp, humidity, soil temp, soil moisture

Rank748of 1,060

measured daily2 instruments

Jamaica 3 SJAMI4

At a cooperative observer's station/3.3 mi away/1,043 ft/4 ft above here

snowfall, snow depth, precip, high, low

Rank793of 1,060

Station report

The weather at Perry, drawn

The nearest airport reporting now, 7.7 mi from Jamaica, Iowa. From its report of Oct 16, 2026, 1:15 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 4,300 ft; visibility 10 mi or more.

Section of the sky over Perry, height above the station to scale: a few clouds cloud with its base at 4,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PROFIG. A THE SKY OVER PERRYSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETFEW 4,300 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEPerry, the skySTATION REPORT · ASOS PROTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PRO-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

44.4 F with a dew point of 41.5 F, 89 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 4,300 ft.

Chart of the air at Perry: temperature 44.4 degrees Fahrenheit and dew point 41.5, 89 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 4,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PROFIG. B THE AIR AT PERRYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00030 F40 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 40.9 FLOWEST CLOUD REPORTED, FEW 4,300 FTTEMPERATURE AND DEW POINT 44.4 F, 41.5 FRELATIVE HUMIDITY 89 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 POINTTITLEPerry, the airSTATION REPORT · ASOS PROTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PRO-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 12 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Perry, north up: blowing from 290 degrees, the west northwest, 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 PROFIG. C THE WIND AT PERRYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPerry, the windSTATION REPORT · ASOS PROTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PRO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Jamaica 3 S (JAMI4), 3.3 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Iowa

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

Near Jamaica

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

Near Jamaica

River and lake gauges