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Cidra, Puerto Rico

Town in Cidra Municipio, Puerto Rico

Air quality

The air at Cidra

Index 35, good, led by fine particles. Read at 2 AM from its reporting area, Catano (PR), 17 miles off.

35Good
  • Fine particles (PM2.5)35Good-

The days ahead

Yesterday measured 32, good.

On the radar over Cidra, Puerto RicoReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Cidra, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.0 miles away.

measured now3 instruments

CorozalS2188

At a soil climate station/16.6 mi away/852 ft/551 ft below here

temp, humidity, soil temp, soil moisture

Rank-

San JuanTJIG

At an airfield/19.8 mi away/9 ft/1,394 ft below here

temp, wind, gust, visibility, precip, pressure

Rank237of 243

measured daily2 instruments

AibonitoALPP4

At a cooperative observer's station/7.7 mi away/2,351 ft/948 ft above here

snowfall, snow depth, precip, high, low

Rank22of 243

Station report

The weather at Salinas - Camp Santiago, drawn

The nearest instrument reporting now, 14.4 mi from Cidra, Puerto Rico. From its report of Oct 16, 2026, 3:33 AM local time: 3 of its 5 sheets.

The air

78.0 F with a dew point of 73.1 F, 85 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Salinas - Camp Santiago: temperature 78.0 degrees Fahrenheit and dew point 73.1, 85 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CSAP4FIG. B THE AIR AT SALINAS - CAMP SANTIAGOTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00060 F70 F80 F90 FSATURATES 1,200 FT ABOVE THE STATION, AT 71.8 FTEMPERATURE 78.0 FDEW POINT 73.1 FSPREAD 4.9 FRELATIVE HUMIDITY 85 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 POINTTITLESalinas - Camp Santiago, the airSTATION REPORT · DCP CSAP4TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-CSAP4-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (75 degrees) at 2 mph, gusting 3 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 3 mph.

Plan of the wind at Salinas - Camp Santiago, north up: blowing from 75 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 CSAP4FIG. C THE WIND AT SALINAS - CAMP SANTIAGOPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 75°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESalinas - Camp Santiago, the windSTATION REPORT · DCP CSAP4TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-CSAP4-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 141 ft above sea level, 1 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.77 inHg and the temperature at 58.5 F; it reports 78.0 F, 19.5 F warmer than standard.

Section from sea level of where Salinas - Camp Santiago stands in the atmosphere, height to scale: the station 141 feet above sea level with 1 per cent of the air below it; the standard atmosphere's pressure there, 29.77 inches of mercury, and temperature, 58.5 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CSAP4FIG. D WHERE SALINAS - CAMP SANTIAGO STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERESALINAS - CAMP SANTIAGO1 PER CENT OF THE AIR BELOW IT141 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.77 inHgSTANDARD TEMPERATURE HERE58.5 FTEMPERATURE, REPORTED78.0 FTITLESalinas - Camp Santiago, the columnSTATION REPORT · DCP CSAP4TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-CSAP4-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Salinas - Camp Santiago, in 5 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Near Cidra

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

Near Cidra

River and lake gauges