Storm Station
Sign in

San Joaquin, California

City in Fresno County, California

Air quality

The air at San Joaquin

Index 89, moderate, led by coarse particles. Read at 1 AM from its reporting area, Fresno (CA), 25 miles off.

89Moderate
  • Fine particles (PM2.5)70Moderate-
  • Ozone24Good-
  • Coarse particles (PM10)89Moderate-

The days ahead

Moderate each day through Today, led by ozone. Yesterday measured 66, moderate.

Smoke, the next 46 hours

Little smoke near the ground through Sat 11 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at San Joaquin

None in the last 3 days, to Fri 1 AM. 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 San Joaquin, the next 40 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

On the radar over San Joaquin, CaliforniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest San Joaquin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.1 miles away.

measured now5 instruments

measured daily2 instruments

Helm 2.7 NNECA-FR-8

In a volunteer observer's own ground/6.1 mi away/183 ft/10 ft above here

precip, snowfall, snow depth

Rank-

Five Points 5 SSWFPTC1

At a cooperative observer's station/17.0 mi away/266 ft/93 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Monocline Ridge Scan, drawn

The nearest instrument reporting now, 20.8 mi from San Joaquin, California. From its report of Oct 16, 2026, 1:00 AM local time: 3 of its 3 sheets.

The column

At 875 ft above sea level, 3 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.99 inHg and the temperature at 55.9 F; it reports 74.8 F, 18.9 F warmer than standard.

Section from sea level of where Monocline Ridge Scan stands in the atmosphere, height to scale: the station 875 feet above sea level with 3 per cent of the air below it; the standard atmosphere's pressure there, 28.99 inches of mercury, and temperature, 55.9 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RGMC1FIG. D WHERE MONOCLINE RIDGE SCAN 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 ATMOSPHEREMONOCLINE RIDGE SCAN3 PER CENT OF THE AIR BELOW IT875 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 HERE28.99 inHgSTANDARD TEMPERATURE HERE55.9 FTEMPERATURE, REPORTED74.8 FTITLEMonocline Ridge Scan, the columnSTATION REPORT · DCP RGMC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 3DATE2026-10-16IDSR-RGMC1-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 44 degrees above the horizon at 36.54 N, and the day is 11 h 05 min long. Level ground there takes 70 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Monocline Ridge Scan, angles true: on Oct 16 it stands 44 degrees above the horizon, against 77 at the June solstice, 53 at the equinoxes and 30 at the December solstice; the day is 11 h 05 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RGMC1FIG. E THE SUN AT MONOCLINE RIDGE SCANELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 77°EQUINOXES 53°DECEMBER SOLSTICE 30°OCT 16, 44°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 05 MINLEVEL GROUND TAKES 70 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 36.54 N; THE SUN'S DECLINATION -9.1°TITLEMonocline Ridge Scan, the sunSTATION REPORT · DCP RGMC1TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 2 of 3DATE2026-10-16IDSR-RGMC1-2DRAWN AS linework on paperSOURCES FB-ENG-007

The instrument

A data collection platform, 875 ft above sea level. Its report of Oct 16, 2026, 1:00 AM local time is written on the sensors that made it.

Elevation of a data collection platform, Monocline Ridge Scan, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 16, 2026, 1:00 am local time; air temperature, 74.8 f.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RGMC1FIG. F THE INSTRUMENTELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READ, OCT 16, 2026, 1:00 AM LOCAL TIMEANTENNA, SENDING BY SATELLITELAST HEARD OCT 16, 2026, 1:00 AM LOCAL TIMEAIR TEMPERATURE74.8 FPRECIPITATION GAUGE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEMonocline Ridge Scan, the instrumentSTATION REPORT · DCP RGMC1TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 3 of 3DATE2026-10-16IDSR-RGMC1-3DRAWN AS linework on paperSOURCES FB-INS-001

The full report of Monocline Ridge Scan, in 3 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in California

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

Near San Joaquin

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

Near San Joaquin

River and lake gauges