Storm Station
Hornitos, California
78°
Mostly clear· Feels like 78°·Light breeze 7 mph SW
Mostly clear. Low around 58, with temperatures rising to around 60 overnight. North wind around 0 mph.
-UV
91Air quality
28%Humidity
33%Cloud

What is measuring near here

The 5 instruments nearest Hornitos, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.9 miles away.

measured now3 instruments

Exchequer DamEXQC1

At a dam/5.9 mi away/827 ft/63 ft below here

temp, wind, gust, humidity, pressure

Rank824of 3,115

Merced/Castle AFMER

At an airfield/19.7 mi away/187 ft/703 ft below here

temp, wind, gust, visibility, precip, pressure

Rank-

Yosemite Village 12 W53150

At a climate reference station/28.8 mi away/6,620 ft/5,730 ft above here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

Exchequer DamEXQC1

At a dam/5.9 mi away/827 ft/63 ft below here

snowfall, snow depth, precip, high, low

Rank-

Mariposa 3.7 NNWCA-MP-1

In a volunteer observer's own ground/14.3 mi away/2,942 ft/2,052 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Exchequer Dam, drawn

The nearest instrument reporting now, 5.9 mi from Hornitos. From its report of Sep 27, 2026, 12:15 AM local time: 3 of its 3 sheets.

The column

At 827 ft above sea level, 3 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.04 inHg and the temperature at 56.1 F; it reports 69.7 F, 13.6 F warmer than standard.

Section from sea level of where Exchequer Dam stands in the atmosphere, height to scale: the station 827 feet above sea level with 3 per cent of the air below it; the standard atmosphere's pressure there, 29.04 inches of mercury, and temperature, 56.1 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EXQC1FIG. D WHERE EXCHEQUER DAM 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 ATMOSPHEREEXCHEQUER DAM3 PER CENT OF THE AIR BELOW IT827 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 HERE29.04 inHgSTANDARD TEMPERATURE HERE56.1 FTEMPERATURE, REPORTED69.7 FTITLEExchequer Dam, the columnSTATION REPORT · DCP EXQC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 3DATE2026-09-27IDSR-EXQC1-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Sep 27 the noon sun stands 51 degrees above the horizon at 37.59 N, and the day is 11 h 48 min long. Level ground there takes 77 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Exchequer Dam, angles true: on Sep 27 it stands 51 degrees above the horizon, against 76 at the June solstice, 52 at the equinoxes and 29 at the December solstice; the day is 11 h 48 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EXQC1FIG. E THE SUN AT EXCHEQUER DAMELEVATION 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 76°EQUINOXES 52°DECEMBER SOLSTICE 29°SEP 27, 51°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 48 MINLEVEL GROUND TAKES 77 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 37.59 N; THE SUN'S DECLINATION -1.9°TITLEExchequer Dam, the sunSTATION REPORT · DCP EXQC1TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 2 of 3DATE2026-09-27IDSR-EXQC1-2DRAWN AS linework on paperSOURCES FB-ENG-007

The instrument

A data collection platform, 827 ft above sea level. Its report of Sep 27, 2026, 12:15 AM local time is written on the sensors that made it.

Elevation of a data collection platform, Exchequer Dam, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard sep 27, 2026, 12:15 am local time; air temperature, 69.7 f.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EXQC1FIG. F THE INSTRUMENTELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READ, SEP 27, 2026, 12:15 AM LOCAL TIMEANTENNA, SENDING BY SATELLITELAST HEARD SEP 27, 2026, 12:15 AM LOCAL TIMEAIR TEMPERATURE69.7 FPRECIPITATION GAUGE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEExchequer Dam, the instrumentSTATION REPORT · DCP EXQC1TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 3 of 3DATE2026-09-27IDSR-EXQC1-3DRAWN AS linework on paperSOURCES FB-INS-001

The full report of Exchequer Dam, in 3 sheets, each beside the Field Book plates that explain it

-in

Snow on the ground

Elsewhere in California

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

Near Hornitos

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